close

Вход

Забыли?

вход по аккаунту

?

Патент USA US3090271

код для вставки
May 21, 1963
E. STUMP
3,090,254 7
TRANSMISSION
Filed June 7, 1961
FIG I
34
’ mmvrox
EUGEN STUMP
' A TTORNE Y5.
United States
tent
3,090,254
Patented May 21, 1963
1
2
3,090,254
TRANSMISSION
with all-wheel drive during cross country drives when
normally an under-drive is used.
The clutching connection of the driving or input shaft
takes place by means of a shifting clutch of known con
struction which is adapted to be selectively clutched, on
Eugen Stump, Stuttgart-Unterturkheim, Germany, as
signor to Daimler-Benz Aktiengesellschaft, Stuttgart
Unterturkheim, Germany
.
1C1.
Filed June 7, 1961, Ser. No. 115,345
the one hand, with the input gear wheel of the ?rst trans
Claims priority, application Germany June 10, 1960
20 Claims. (Cl. 74-7105)
mission gearing freely rotatably supported on the driving
mission, the drive shaft is selectively clutched by means
tion of the shifting clutch, the differential locking mech
anism is disengaged, and upon clutching the driving shaft
shaft and, on the other, with a shaft leading to equal
ization gear wheel carrier of the differential gear. One
The present invention relates to a distributor gearing 10 of the bevel gear wheels of the differential gear and the
for multi-axle vehicles, especially trucks in which a driv
input gear wheel of the second transmission gearing
ing or input shaft is adapted to be selectively clutched
which together form a gear group rotating in unison,
with a ?rst transmission gearing and with a second trans
are freely rotatably supported on the shaft leading to the
mission gearing, and in which the ?rst transmission gear
equalization gear wheel carrier of the differential. The
ing effectively terminates in a gear wheel of the second 15 differential gear is appropriately constructed so as to be
transmission gearing and a drive or output is taken off
adapted to be locked in itself, and the present invention
from the input as well as output gear wheel of the sec
provides
therefore a positive connection for the differential
ond transmission gearing.
locking means with the shifting clutch of the input or
A distributor gearing of the type mentioned herein
driving shaft in such a manner that in the neutral posi
above is known per se in the art. In such prior art trans 20
of ‘a sliding gear wheel either with the ?rst gear trans
mission or with the input gear wheel of the second gear
transmission. The ?rst gear transmission thereby pro
with the ?rst transmission gearing the differential lock
ing mechanism is automatically engaged.
In that manner, the differential gear may be locked
duces normally a larger change in the rotational speed 25 automatically
for the cross country drive, i.e., without
whereas the second gear transmission produces a smaller
separate
shifting
means, exclusively by the engagement of
or no change in the rotational speed. There exists no
the cross-country under-drive.
possibility in the known prior art transmission for an
equalization between the two driven shafts or outputs so
that oftentimes additional ratchet cluches of free-wheel
ing devices have to be interconnected with one of the
driven shafts. Such known prior art construction is dis
advantageous because of the complexity and likeliness
The inventive concept may be further completed to the
extent that the clutch for the further auxiliary output is
positively connected With the shifting clutch for the input
and/ or with the differential locking mechanism in such
a manner that in the neutral position of the shifting clutch
or with a disengaged differential locking means it is also
of producing noises. Moreover, such prior art con
disengaged and upon clutchingly connecting the input
struction does not produce any genuine equalization be 35 or driving shaft with the ?rst transmission gearing or
tween both outputs or driven shafts.
upon engagement of the differential locking means simul
The present invention is concerned with the task of
taneously therewith also the auxiliary drive is engaged.
eliminating the aforementioned disadvantages.
These
As a result of such a construction,
when passing over to cross-country
invention with distributor gears or transmissions of the 40
hicle is automatically shifted to an
type mentioned hereinabove by interconnecting between
simultaneously therewith to a locked
disadvantages are solved in accordance with the present
the input gear wheel of the second transmission gearing
and the input or driving member a differential gear of
known construction, by adapting the equalization gear 45
wheel carrier of the differential gear to be clutched to
the input or driving shaft and by connecting the input
it is achieved that
under-drive the ve
all-wheel drive and
differential gear.
The locking of the differential gear is achieved accord
ing to the present invention, by arranging outwardly at
the differential or equalization gear wheel carrier a cl-aw
clutch member, for example, a toothed ring and by adapt
ing the claw clutch member to be clutched by means of
gear Wheel of the second transmission gearing with the
a shifting sleeve with a corresponding clutch member of
second member, for example, with a bevel gear wheel of
the aforementioned gear groups. Possibly, the input gear
the differential gear whereas the third member thereof, 50 of the second transmission gear may itself serve as clutch
for example, the other bevel gear wheel thereof forms
ing member.
the output or driven member.
Accordingly, it is an object of the present invention to
A genuine equalization combined with simultaneous
provide a distributor transmission, especially for multi
trans-mission of torque between the two driven shafts is
axle vehicles which effectively eliminates in a simple
achieved in accordance with the present invention with
manner the inadequacies and ‘shortcomings of the prior art
out involving therefor any substantial additional expendi
devices noted hereinabove.
tures or increase in cost. Ratchet-type clutches or free
It is another object of the present invention to provide
wheeling devices may be dispensed with altogether. The
a distributor gear for rnulti-axle vehicles which permits
interconnection of a differential gear .between two shafts
a genuine equalization between the outputs together with
or axle members is known per se, however, such prior art
a simultaneous transmission of torque between the several
constructions are without the possibility to change, with
driven axle shafts.
the same transmission, also the transmission ratio in the
Still another object of the present invention resides in
transmission of torque.
the provision of a distributor gear of the type mentioned
The present invention is advantageously further de 65 hereinabove provided with a genuine equalization between
the two outputs thereof which eliminates the likelihood
second transmission gearing forming the second output
of high noise production as well as entails simpli?cation
or driven member is additionally adapted to be clutched
in the construction thereof.
with another auxiliary output, for example, with the out
A further object of the present invention resides in the
put for the front axle. Under these circumstances, the 70 provision of a distributor charge-speed gearing of the
distributor gearing in accordance with the present inven~
type described hereinabove which eliminates the require~
tion may also be used for a three-axle vehicle provided
ments for free-wheeling devices, ratchet-type clutches or
veloped to the effect that the output gear wheel of the
3,090,254
3
4
secured, for example, on the hollow shaft 24 directly
adjacent the bevel gear 25. A corresponding claw clutch
member 32 is arranged outwardly at the carrier 18 for
the equalization bevel gears 31. A shifting sleeve 33 of
conventional construction engages into the claw clutch
member 32 which sleeve 33 is adapted to be displaced
the like to produce an equalization between the several
outputs thereof.
A further object of the present invention resides in the
provision of a distributor gearing provided with equaliza
tion means in the form of a differential gear and with
control means operative to automatically lock the equal
in the axial direction thereof by means of a shifting
ization means upon engagement of the under-drive en
lever 34. The shifting lever 34 is operatively connected
gaged during cross country drives.
with the shifting lever 35 for the shifting clutch 11. Both
Still another object of the present invention resides in
the provision of control means operative with a dis 10 shifting levers 34 and 35 may be connected together
through a transmission linkage 36 with the disengage
tributor change-speed gearing of the type mentioned here
able claw clutch 29 for the additional output or driven
inabove in which an all-wheel drive is automatically
shaft 28.
engaged with the engagement of the under-drive provided,
Operation
for example, for cross country driving.
These and other objects, features and advantages of 15
The operation of the distributor transmission in accord
the present invention will become more obvious from
ance with the present invention, as illustrated in FIG
the following description when taken in connection with
URE 1 is as follows.
In the position illustrated in FIGURE 1, the change
the accompanying drawing which shows, for purposes of
speed gearing or transmission is in the neutral position
illustration only, two embodiments in accordance with
thereof, i.e., the shifting clutch 11 is in the neutral posi
the present invention, and wherein
tion thereof. The linkage is thereby so arranged and
FIGURE 1 is a schematic view of a distributor gear
constructed that in this neutral position both the differen
ing in accordance with the present invention, and
tial locking mechanisms 30, 32 and 33 as well as the
FIGURE 2 is a schematic view of‘ a modi?ed embodi
ment of a distributor gearing in accordance with the
clutch 29 are disengaged.
25
‘
If now the shifting clutch 11 ‘is displaced by means
of the common shifting lever 37 toward the right as
Referring now to the drawing wherein like reference
viewed in FIGURE 1, then the input or driving shaft 10
numerals are used throughout the two views to designate
is connected with the shaft 13 and therewith also with
corresponding parts, and more particularly to FlGURE 1,
the equalization gear wheel carrier 13 to rotate in unison
reference numeral 10 desigiates therein the input or driv
ing shaft which is adapted to be selectively connected by 30 therewith. The transmission of torque or of the drive
takes place from the equalization gear wheel carrier 18
means of a shifting clutch generally designated by refer
to the one bevel gear 25 and the second transmission
ence numeral 11 and of any known suitable construction
gearing 21 to output or driven shaft 23. Simultaneously
with either the gear wheel 12 or with the shaft 13. The
therewith, the other bevel gear'26 drives the other output
gear wheel 12 is freely rotatably supported on the driv
ing shaft 19 and forms the input gear of the ?rst trans 35 or driven shaft 27. Since the transmission gearing 21
produces a transmission ratio of 1:1 both driven shafts
mission gearing generally designated by reference numeral
23 and 27 are driven at the speed of the driving shaft 10
14, the intermediate gear wheel 15 and the output gear
with the interposition of the differential gear 19. Both
wheel 16 of which are securely mounted on an inter
the differential locking mechanism and the clutch 29
mediate shaft 17 for common rotation therewith.
remain disengaged.
=
The shaft 13 is operatively connected in any suitable
If the shifting lever 37 is now displaced from the neutral
manner for common rotation with the differential or
position illustrated in the drawing toward the left as
equalization gear wheel carrier 18 of a differential gear
viewed in FIGURE 1, then the input or driving shaft 10
generally designated by reference numeral 19 which may
is clutched with the input gear wheel 12 of the first
be of any known construction. A gear wheel 20 is freely
rotatably mounted on shaft 13 which gear wheel 20 forms 45 transmission gearing 14. Simultaneously therewith, the
shifting sleeve 33 of the diiferential blocking means clutch
the input gear of a second transmission gearing generally
ingly connects with each other the two claw clutch mem
designated by the reference numeral 21. Additionally,
bers 30 and 32 so that the differential gear 19 rotates as
forming part of this second transmission gearing 21 are
a unit. Furthermore, the auxiliary output or driven shaft
the output gear wheel 16 of the ?rst transmission gear
ing 14 which in that case forms an intermediate gear, 50 28 may be securely connected for rotation in unison with
‘the driven shaft 23 by means of the claw clutch 29. The
and an output gear wheel 22 which is securely connected
transmission of torque now takes place from the driving
for rotation in unison with a driven or output shaft 23.
shaft 10 through the gear wheels 12 and 15 of the first
The output or driven shaft 23 leads, by the interposition
transmission gearing 14 to the output gear wheel 16
of suitable known joints, to the rear axle.
The input gear wheel 21) of the second transmission 55 thereof. This transmission takes place with a speed
reduction.
gearing 21 is securely connected by means of a hollow
The gear ‘wheels 29 and 22 of the second transmission
shaft 24 with the ?rst bevel gear 25 of the differential
gearing 21 are now driven from the output gear wheel
gear 19 so that ‘both gears 20 and 25 form a gear group
.16 of the ?rst transmission gearing 14 whereby gear
rotating in unison. The second bevel gear 26 of the
wheels 20 and 22, in turn, drive through the differential
differential gear 19 is securely connected with a driven
19 the driven shaft 27 as well as the two driven shafts
or output shaft 27 which also leads, by the interposition
28 and 23 now rigidly connected with each other. A
of known conventional joints, to the other rear axle.
differential effect is not present nor is any such effect
Coaxially arranged to the output or driven shaft 23
intended since this position represents the cross country
is an additional output or driven shaft 28 which may
lead to the front axle of a truck type vehicle and which 65 under-drive with an all wheel drive.
Whereas the distributor change-speed gearing illus
is adapted to be operatively connected by means of a
trated in FIGURE 1 is suitable for a three-axle installa
disengageable claw clutch 29 or the like with the output
tion, FIGURE 2 illustrates the arrangement, identical in
gear wheel 22 of the second transmission gearing 21
principle to that of FIGURE 1, but suitable for a two
and therewith is adapted to be rigidly connected by means
of the claw clutch 29 with the driven shaft 23.
70 axle installation. The construction and arrangement
of the transmission gearings 14 and 21 and of the differ
A claw clutch member 30 of any conventional con
ential gear 19‘ is the same as that in ‘FIGURE. 1. Also, of
struction is operatively associated with the gear group
identical construction and arrangement are the shifting
consisting of the bevel gear 25 and the gear wheel 211
clutch 11 and shifting sleeve 33 for locking the differen
which claw clutch member 30 in the illustrated embodi~
ment is constructed as externally-toothed ring gear and is 75 tial gear 19‘.
present invention.
3,090,254
FIGURE 2 differs from FIGURE l1 ‘only by the fact
that the output gear wheel 22 of the second transmission
gearing 21 is now securely connected exclusively with
the driven shaft 23’ which in that case now extends for
wardly to the ‘front axle of the vehicle whereas the other
driven shaft 27 connected to the differential gear 19
drives the rear axle in the manner described already
hereinabove.
The operation of the distributor gearing according to
6
output means, second output means operatively connected
with the output gear wheel of said second transmission
gear means, said ?rst transmission gear means effectively
terminating in one of the gear wheels of said second trans
mission gear means, said diiferential gear means including
equalization gear carrier means, equalization gear means
on said carrier means, and two bevel gear means operative
ly connected with said equalization gear means, said ?rst
output means being operatively connected with one of said
FIGURE 2 is the same in principle as that of FIGURE 10 bevel gear means, the input gear Wheel of said second
1. Upon displacement of the shifting lever 37 toward the
transmission gear means being operatively connected with
[right there is engaged the normal driving speed whereby
the other bevel gear means, and means including clutch
the output or driven shafts 23’ and 27 are driven by the
means ‘for selectively connecting said input means with the
interposition of the differential gear 19. The cross-country
input gear wheel of said ?rst transmission gear means or
under-drive is engaged upon displacement of the shifting 15 with said equalization gear carrier means, said means in
lever ‘37 toward the left whereby the differential gear 19
cluding clutch means further including a shaft ?xed to
is blocked in itself and the two driven shafts 23' and 27
are rigidly connected for rotation in unison with each
said equalization gear carrier means, said clutch means
comprising a clutch member ?xed to» said shaft, a clutch
member ?xed to said input gear wheel of said ?rst trans
other. The drive thereby takes place with a transmission
ratio representing a speed reduction.
20 mission, gear means, a shiftable clutch member slidably
While I have shown and described two embodiments in
but non-rotatably mounted on said input means and se
accordance with the present invention, it is understood
lecti-vely engageable with said ?rst-mentioned clutch mem
that the same is not limited thereto but is susceptible of
ber or with said second-mentioned clutch member.
many changes and modi?cactions within the spirit and
3. A distributor gearing for multi-axle vehicles, com
scope thereof. For example, there valso exists the possi 25 prising input means, ?rst transmission gear means, sec
bility to arrange the wheels 20 ‘and 30 directly adjacent
ond transmission gear means, each of said transmission
one another or possibly make the same of one piece. The
gear means having a plurality of gear wheels, said ?rst
input gear wheel 2t) may thereby serve itself as clutching
transmission gear means effectively terminating in one
member for the differential locking means. As a result
of such ‘an arrangement, the structural length of the trans
mission may be reduced and the separate ring gear 30
may be dispensed with.
of the ‘gear wheels of said second transmission gear
means, differential gear means including a plurality of ele
ments, ?rst output means operatively connected with one
of the elements of said differential gear means, a ?rst
one of the gear wheels of said second transmission gear
Thus, it is obvious that the present invention is not
limited to the details shown and described herein, but is
means being operatively connected with another element
susceptible of many changes and modi?cations and I, 35 of said differential gear means, second output means op~
therefore, do not wish to be limited to the details shown
eratively connected with a second gear wheel of said sec
vand described herein but intend to cover ‘all such changes
ond transmission gear means, third output means adapted
and modi?cations as are encompassed by the scope of the
to be connected with said second gear wheel of said sec
ond transmission gear means, and means including shift
I claim:
ing means for selectively connecting said input means
1. A distributor gearing for multi-axle vehicles, com
with one of the gear wheels of said ?rst transmission gear
prising input means, ?rst transmission gear means, sec
means or with a further element of said differential gear
ond transmission gear means, each of said transmission
means, said ‘further element of said differential gear
gear means having a plurality of gear wheels, said ?rst
means comprising equalization gear carrier means, said
transmission gear means e?ectively terminating in one 45 means including shifting means further including a clutch
of the gear wheels of said second transmission gear means,
member ?xed to said one of the gear wheels of said ?rst
di?erential gear means including a plurality of elements,
transmission gear means, a shaft ?xed to said equalization
?rst output means operatively connected wtih one of the
gear carrier means, a ‘clutch member ?xed to said shaft,
elements of said differential gear means, a ?rst one of the
said shifting means comprising a shiftable clutch element
gear heels of said second transmission gear means being 50 slidably but non-rotatably mounted on said input means
operatively connected with another element of said dif
and selectively engageable with said ?rst-mentioned clutch
ferential gear means, second output means operatively
member or with said second-mentioned clutch member.
connected with a second gear wheel of said second trans
4. A distributor transmission for multi-axle vehicles,
mission gear means, and means including shifting means
especially trucks, comprising input means, ?rst transmis
for selectively connecting said input means with one of
sion gear means, second transmission gear means, said
the gear wheels of said ?rst transmission gear means or
?rst transmission gear means having a plurality of gear
with a further element of said differential gear means,
wheels including an input gear wheel and an output gear
said further element comprising equalization gear carrier
wheel and said second transmission gear means having
means, a shaft ?xed to said equalization gear carrier
a plurality of gear wheels including an input gear wheel
means, said means including shifting means further in— 60 and an output gear wheel, differential gear means, ?rst
cluding a clutch member ?xed to said shaft, a clutch
output means, second output means operatively connected
member ?xed to one of said gear Wheels of said ?rst
with the output gear wheel of said second transmission
transmission gear means, said shifting means comprising
gear means, third output means adapted to be connected
a clutch member slidably but non-rotatably mounted on
with said output gear wheel of said second transmission
said input means and selectively engageable with said 65 gear means, clutch means for selectively connecting said
?rst-mentioned clutch member or with said second-men
third output means with the output gear wheel of said sec
tioned clutch member.
ond transmission gear means, said ?rst transmission gear
2. A distributor transmission for multi-axle vehicles,
means effectively terminating in one of the gear wheels
especially trucks, comprising input means, ?rst trans
of said second transmission gear means, said differential
mission gear means, second transmision gear means, said 70 gear means including equalization gear carrier means,
?rst transmission gear means having ‘a plurality of gear
equalization gear means on said carrier means, and two
wheels including an input gear wheel and an output gear
bevel
gear means operatively connected with said equal
wheel ‘and said second transmission gear means having
ization
gear means, said ?rst output means being opera
a plurality of gear wheels including an input gear wheel
tively connected with one of said bevel gear means, the
and an output gear wheel, differential gear means, ?rst
input gear wheel of said second transmission gear means
appended claims.
3,090,254
e r
5 m
i 8
!
being operatively connected with the other bevel gear
clutch member or with said secondmentioned clutch
means, and means including clutch means for selectively
connecting said input means with the input gear wheel of
said ?rst transmission gear means or with said equaliza
member.
tion gear carrier means, said means including clutch means
means, second transmission gear means, each of said
transmission gear means having a plurality of gear Wheels
further including a shaft ?xed to said equalization gear
carrier means, said clutch means comprising a clutch
member ?xed to said shaft, a clutch member ?xed to said
input gear Wheel of said ?rst transmission gear means,
a shiftable clutch member slidably but non-rotatably
mounted on said input means and selectively engageable
with said ?rst-mentioned clutch member or with said
second-mentioned clutch member.
5. A ‘distributor gearing for multi-axle vehicles, com
‘
7. A distributor change-speed gearing for multi-axle
vehicles, comprising input means, ?rst transmission gear
including an input gear wheel and an output gear wheel,
said ?rst transmission gear means effectively terminating
in one of the gear Wheels of said second transmission
gear means, differential gear means including a plurality
of elements, ?rst output means operatively connected with
one of the elements of said differential gear means, a
rst one of the gear wheels of said second transmission
gear means being operatively connected with another
prising input means, ?rst transmission gear means, sec 15 element of said differential gear means, second output
means operatively connected with a second gear wheel
ond transmission gear means, each of said transmission
of said second transmission gear means, third output
gear means having a plurality of gear wheels including
means and ‘means including clutch means for selectively
an input gear wheel and an output gear wheel, the input
connecting said third output means with said output gear
gear Wheel of said ?rst transmission gear means being
freely rotatab-ly supported on said input means, said ?rst 20 wheel of said second transmission gear means and for
selectively connecting said input means with one of the
transmission gear means effectively terminating in one
gear wheels of said ?rst transmission gear means or with
of the gear wheels of said second transmission gear
a further element of said differential gear means, said
means, differential gear means provided with a plurality
means including clutch means further comprising a shaft
of elements and including an equalization gear carrier,
a shaft operatively connected with said equalization gear 25 secured to said further element of said differential gear
means, said clutch means comprising a clutch member
carrier, ?rst output means operatively connected with one
secured to said shaft, a clutch member secured to said one
of the elements of said differential gear means, the input
of the gear wheels of said ?rst transmission gear means,
gear Wheel of said second transmission gear means being
a shiftable clutch member slidably but non-rotatably
operatively connected with another element of said differ
ential gear means and being both freely rotatably mounted 30 mounted on said input means and selectively engageable
with said ?rst-mentioned clutch member or with said
on said shaft, second output means operatively connected
second-mentioned clutch member.
with the output gear wheel of said second transmission
8. A distributor transmission for multi-axle vehicles,
gear means, and clutch means for selectively connecting
especially trucks, comprising input means, ?rst transmis
said input means with the input gear wheel of said ?rst
sion gear means, second transmission gear means, said
transmission gear means or with said shaft leading to the
?rst transmission gear means having a plurality of gear
gear carrier of said differential gear means, said clutch
wheels including an input gear wheel and an output gear
means including a clutch member ?xedly secured to said
wheel and said second transmission gear means having a
input gear wheel of said ?rst transmission gear means,
plurality of gear wheels including an input gear wheel and
.a clutch member ?xedly secured to said shaft, and a
an output gear wheel, differential gear means, ?rst output
clutch member slidably but non-rotatably mounted on
means, second output means operatively connected with
said input means, said last-mentioned clutch member
the output gear wheel of said second transmission gear
being selectively engageable with said ?rst-mentioned
means, said first transmission gear means effectively ter
clutch member or with said second-mentioned clutch
minating in one of the ‘gear wheels of said second trans
member.
mission gear means, said differential gear means including
6. A distributor gearing for multi-axle vehicles, com—
equalization gear carrier means, equalization gear means
prising input means, ?rst transmission gear means, sec~
on said carrier means, and two bevel gear means opera
ond transmission gear means, each of said transmission
tively connected with said equalization gear means, said
gear means having a plurality of gear wheels including
?rst output means being operatively connected with one
an input gear Wheel and an output gear wheel, the input
gear wheel of said ?rst transmission gear means being 50 of said bevel gear means, the input gear wheel of said
second transmission gear means being operatively con
freely rotatably supported on said input means, said ?rst
nected with the other bevel gear means to eifectively form
transmission gear means effectively terminating in one
a gear group rotating in unison, differential locking means
of the gear Wheels of said second transmission gear
for selectively connecting said equalization gear carrier
means, differential gear means provided with a plurality
of elements and including an equalization gear carrier, 55 means with said gear group, and means including clutch
means for selectively connecting said input means with
a shaft operatively connected with said equalization gear
the input gear Wheel of said ?rst transmission gear means
carrier, ?rst output means operatively connected with one
or with said equalization gear carrier means, said means
of the elements of said differential gear means, the input
including clutch means further including a shaft secured
gear Wheel of said second transmission gear means being
operatively connected with another element of said differ 60 to said equalization gear carrier means, said clutch means
comprising a clutch member secured to said shaft, a clutch
ential gear means and being both freely rotatably mounted
on said shaft, second output means operatively connected
with the output gear wheel of said second transmission
gear means, means for selectively locking said differential
gear means to rotate as a unit and clutch means for selec
tively connecting said input means with the input gear
wheel of said ?rst transmission gear means or with said
member carried by said input gear wheel of said ?rst
transmission gear means, a shiftable clutch member slid
ably but non-rotatably mounted on said input means and
65 selectively engageable with said ?rst-mentioned clutch
member or with said second-mentioned clutch member.
9. A distributor transmission for multi-axle vehicles,
especially trucks, comprising input means, ?rst transmis
shaft leading to the gear carrier of said differential gear
sion gear means, second transmission gear means, said
means, said clutch means comprising a clutch member 70 ?rst transmission gear means having a plurality of gear
?xed to said input gear Wheel of said ?rst transmission
wheels including an input gear wheel and an output gear
gear means, a clutch member ?xed to said shaft and a
wheel and said second transmission gear means having a
'shiftable clutch member slidably but non-rotatably
plurality of gear wheels including an input gear wheel
mounted on said input means, said shiftable clutch mem
and an output gear wheel, differential gear means, first
ber being selectively engageable with said ?rst-mentioned
output means, second output means operatively connected
3,090,254:
with the output gear wheel of said second transmission
gear means, said ?rst transmission gear means effectively
terminating in one of the gear wheels of said second trans
mission gear means, said differential gear means includ
ing equalization gear carrier means, equalization gear
means on said carrier means, and two bevel gear means
operatively connected with said equalization gear means,
said ?rst output means being operatively connected with
W
with the output gear wheel of said second transmission
gear means, said ?rst transmission gear means effectively
terminating in one of the gear wheels of said second
transmission gear means, said diiferential gear means in
cluding equalization gear carrier means, equalization gear
means on said carrier means, and two bevel gear means
operatively connected with said equalization gear means,
said ?rst output means being operatively connected with
one of said bevel gear means, a hollow shaft provided
one of said bevel gear means, a hollow shaft operatively
with external claw clutch means and operatively con 10 connecting the input gear wheel of said second trans
necting the input gear wheel of said second transmission
mission gear means with the other bevel gear means, said
gear means with the other bevel gear means, said equal
other bevel gear means carrying external claw clutch
ization gear carrier means being provided with external
claw clutch means, means for locking said di?erential
gear means including a shifting sleeve operative to con
nect with each other said claw clutch means, and means
including clutch means for selectively connecting said in
put means with the input gear wheel of said ?rst trans~
mission gear means or with said equalization gear carrier
means, said means including clutch means further includ
ing a shaft connected to said equalization carrier means,
said clutch means comprising a clutch member on said
shaft, a clutch member on said input gear wheel of said
?rst transmission gear means, a shiftable clutch member
means thereon, said equalization gear carrier means be—
ing provided with external claw clutch means, means for
locking said differential gear means including a shifting
sleeve operative to connect with each other said claw
clutch means, means including shifting clutch means for
selectively connecting said input means with the input
gear wheel of said ?rst transmission gear means or with
said equalization gear carnier means, said means includ
ing said shifting clutch means further comprising a shaft
secured to said carrier means, a clutch member ?xed on
said shaft, a clutch member ?xed to said input gear wheel
of said ?rst transmission gear means, said shifting clutch
splinned to said input member and selectively engage 25 means comprising a shiftable clutch member slidably but
able with said ?rst-mentioned clutch member or with
said second-mentioned clutch member.
10. A distributor transmission for multi-axle vehicles,
especially trucks, comprising input means, ?rst trans
non-rotatably mounted on said input means and selec
tively engageable with said ?rst-mentioned clutch mem
her or with said second-mentioned clutch member, and
means operatively connecting said di?erential gear lock
mission gear means, second transmission gear means, said
ing means with said shiftable clutch member so that
?rst transmission gear means having a plurality of gear
said locking means is effectively disengaged in the neutral
wheels including an input gear wheel and an output gear
position of said shifting clutch means and is etiectively
wheel and said second transmission gear means having
engaged upon engagement of said ?rst-mentioned clutch
a. plurality of gear Wheels including an input gear wheel
member by said shiftable clutch member.
35
and an output gear wheel, differential gear means, ?rst
12. A distributor transmission for multi-axle vehicles,
output means, second output means operatively con
especially trucks, comprising input means, ?rst transmis
nected with the output gear Wheel of said second trans
sion gear means, second transmission gear means, said
mission gear means, said ?rst transmission gear means
?rst transmission gear means having a plurality of gear
e?ectively terminating in one of the gear Wheels of said sec
wheels including an input gear wheel and an output gear
ond transmission gear means, said differential gear means 40 wheel and said second transmission gear means having
including equalization gear carrier means, equalization
a plurality of gear wheels including an input gear wheel
gear means on said carrier means, and two bevel gear
and an output gear wheel, dilferential gear means, ?rst
means operatvely connected with said equalization gear
output means, second output means operatively connected
means, said equalization gear carrier means being pro
with the output gear wheel of said second transmission
45
vided with external claw clutch means, said ?rst output
gear means, said ?rst transmission gear means effectively
means being operatively connected with one of said bevel
terminating in one of the gear wheels of said second
gear means, the input gear wheel of said second trans
transmission gear means, said di?erential gear means in~
mission gear means effectively constituting also itself a
cluding equalization gear carrier means, equalization gear
claw clutch member and being operatively connected with
means on said carrier means, and two bevel gear means
the other bevel gear means, di?erential gear locking
means including shifting sleeve means for connecting said
claw clutch means with said claw clutch member, and
means including clutch means for selectively connecting
said input means with the input gear wheel of said ?rst
operatively connected with said equalization gear means,
said equalization gear carrier means being provided with
external claw clutch means, said ?rst output means being
carrier means, said means including clutch means fur
the input gear of said second transmission gear means,
operatively connected with one of said bevel gear means,
the other of said bevel gear means carrying a claw clutch
transmission gear means or with said equalization gear 55 member thereon and being operatively connected with
ther comprising a shaft secured to said equalization gear
differential gear locking means including shifting sleeve
carrier means, said clutch means comprising a clutch
means for connecting said claw clutch means with said
member secured to said shaft, a clutch member secured
claw clutch member, means including shifting clutch
to said input gear wheel of said ?rst transmission gear 60 means for selectively connecting said input means with
means, a shiftable clutch member mounted on said input
the input gear wheel of said ?rst transmission gear means
means for slidable, non-rotatable movement relative
or with said equalization gear carrier means, and lever
thereto, said shiftable clutch member being selectively
means operatively connecting said differential gear lock
engageable with said ?rst-mentioned clutch member or
ing means with said shifting clutch means in such a man
65
with said second-mentioned clutch member.
ner that the former is rendered operative only in the posi
11. A distributor transmission for multi-axle vehicles,
tion of the latter providing clutch-connection between said
especially trucks, comprising input means, ?rst transmis
input means and the input gear wheel of said ?rst trans
sion gear means, second transmission gear means, said
mission gear means.
?rst transmission gear means having a plurality of gear
13. A distributor gearing for multi-axle vehicles, com
70
wheels including an input gear wheel and an output gear
prising input means, ?rst transmission gear means, sec
wheel and said second transmission gear means having a
ond transmission gear means, each of said transmission
plurality of gear wheels including an input gear wheel
gear means having a plurality of gear wheels, said ?rst
and an output gear wheel, differential gear means, ?rst
transmission gear means effectively terminating in one
output means, second output means operatively connected 75 of the gear wheels of said second transmission gear means,
3,090,254
differential gear means including a plurality of elements,
?rst transmission gear means having a plurality of gear
?rst output means operatively connected with one of the
elements of said di?erential gear means, a ?rst ‘one of
the gear Wheels of said second transmission gear means
plurality of gear wheels including an input gear wheel and
wheels including an input gear wheel and an output gear
wheel and said second transmission gear means having a
an output gear wheel, differential gear means, ?rst output
means, second output means operatively connected with
differential gear means, second output means operatively
the output gear wheel of said second transmission gear
connected with a second gear wheel of said second trans
means, third output means adapted to be connected with
mission gear means, third output means adapted to be
said output gear wheel of said second transmission gear
connected with said second gear Wheel of said second
transmission gear means, and ?rst clutch means includ 10 means, ?rst disengageable means for selectively connect
ing said third output means with the output gear wheel
ing a movable clutch element for selectively connecting
of
said second transmission gear means, said ?rst trans
said third output means with said last-mentioned sec
mission gear means e?ectively terminating in one of the
ond gear wheel, means including further shifting clutch
gear wheels of said second transmission gear means, said
means for selectively connecting said input means with
diiterential gear means including equalization gear carrier
one of the ‘gear Wheels of said ?rst transmission gear
being operatively connected with another element of said
means, equalization gear means on said carrier means,
means or with a further element of said diiterential gear
and two bevel gear means operatively connected with said
means, said means including further shifting clutch means
equalization gear means, said ?rst output means being
further comprising a shaft secured to said further ele
operatively connected with one of said bevel gear means,
ment, a clutch member ?xedly secured to said shaft, a
clutch member secured to said one gear wheel of said 20 the input gear wheel of said second transmission gear
means ‘being operatively connected with the other bevel
?rst transmission means, said further shifting clutch
gear means to form a gear group rotating in unison, means
means comprising a shiftable clutch member slidably but
including second disengageable means for selectively con
non-rotatably mounted on said input means and selec
necting said input means with the input gear wheel of
tively engageable with said ?rst-mentioned clutch mem
said ?rst transmission gear means or with said equalization
25
her or with said second-mentioned clutch member, and
gear wheel carrier means, third disengageable means in
means operatively connecting said movable clutch ele
cluding cooperating clutch means on said gear carrier
meut with said shiftable clutch member in such a man
means and on said other bevel gear means for effectively
ner that said ?rst clutch means is automatically engaged
locking said differential gear means to rotate as a unit,
upon engagement of said shiftable clutch member with
30 and means operatively connecting said disengageable
said ?rst-mentioned clutch member.
means with each other in such a manner that said ?rst and
14. A distributor gearing for multi-axle vehicles, com
third disengageable means are engaged automatically with
prising input means, ?rst transmission gear means, second
said second disengageable means operative to connect said
transmission gear means, each of said transmission gear
input means with the input gear wheel of said ?rst trans
means having a plurality of gear Wheels, said ?rst trans 35 mission gear means.
mission gear means e?ectively terminating in one of the
16. A distributor transmission for multi-axle vehicles,
gear wheels of said second transmission gear means, dif
especially trucks, comprising input means, ?rst transmis~
ferential gear means including a plurality of elements,
sion gear means, second transmission gear means, said
?rst output means operatively connected with one of the
elements of said di?erential gear means, a ?rst one of the 4-0 ?rst transmission gear means having a plurality of gear
wheels including an input gear wheel and an output gear
gear wheels of said second transmission gear means being
wheel and said second transmission gear means having a
operatively connected with another element of said differ
plurality of gear wheels including an input gear wheel
ential gear means, second output means operatively con
and an output gear wheel, di?erential gear means, ?rst
nected with a second gear wheel of said second transmis
sion gear means, third output means, clutch means for 45 output means, second output means operatively connected
with the output gear wheel of said second transmission
selectively connecting said third output means with said
gear means, third output means adapted to be connected
second gear wheel of said second transmission gear means,
with said one output gear wheel of said second transmis
differential gear locking means for effectively and selec
sion gear means, clutch means for selectively connecting
tively locking said di?erential gear means, said locking
means including clutch elements on‘ two of said elements 50 said third output means with said output gear wheel of
said second transmission gear means, said ?rst transmis
selectively connectable by a shifting sleeve, means oper
sion gear means e?ectively terminating in one of the gear
atively connecting said clutch means With said locking
Wheels of said second transmission gear means, said dif
means to render the same e?ectively operative and in
ferential gear means including equalization gear carrier
operative substantially in unison, and means including
means provided with a shaft, equalization gear means on
further clutch means including a shit'table clutch member
said carrier means, and two bevel gear means operatively
for selectively connecting said input means with one of
connected
with said equalization gear means, said ?rst
the gear wheels of said ?rst ‘transmission gear means or
output means being operatively connected with one of
with a further element of said diiierential gear means,
said bevel gear means, the input gear wheel of said second
said further clutch means comprising a clutch member
operatively connected to said further element of said dif 60 transmission gear means being operatively connected with
terential gear means, a clutch member ?xed to said one
of said gear Wheels of said ?rst transmission gear means,
said shiftable clutch ‘member being slidably but non
rotatably mounted on said input means, said shiftable
the other bevel gear means to form a unitary gear group
rotatably supported about said shaft, said equalization
gear carrier means and one of the elements of said unitary
gear group being provided with claw clutch means, dif
clutch member being selectively engageable with said ?rst 65 ferential gear locking means including shifting sleeve
means for operatively connecting said two claw clutch
mentioned clutch member or with said second-mentioned
means with each other, means including shifting clutch
clutch member, and lever means interconnecting said
means for selectively connecting said input means with
shifting sleeve and said shittable clutch member for caus
the input gear wheel of said ?rst transmission gear means
ing connection of said clutch elements on said two of said
elements of said differential means by said shifting sleeve 70 or with said equalization gear wheel carrier means, said
shit-ting clutch means having also a neutral position, and
upon engagement of said second-mentioned clutch mem
ber by said shiftable clutch member.
15. A distributor transmission for multi-axle vehicles,
especially trucks, comprising input means, ?rst transmis
means operatively interconnecting said shifting clutch
means with said ?rst-named clutch means and said locking
means in such a manner that the latter two are rendered
sion gear means, second transmission gear means, said 75 ineltective with said shifting clutch means in said neutral
13
3,090,254
position and are effectively rendered operative with said
shifting clutch means in a position operatively connecting
said input means with the input gear wheel of said ?rst
transmission gear means.
17. A distributor transmission :for multi-axle vehi
cles, especially trucks, comprising input shaft means, ?rst
transmission gear means, second transmission gear means,
said ?rst transmission gear means having a plurality of
gear wheels including an input gear wheel rotatably
14
wheel of said second transmission gear means being op
eratively connected with the other bevel gear means to
form a unitary gear group rotatably supported about said
shaft, said equalization gear carrier means and one of
the elements of said unitary gear group being provided
with claw clutch means, differential gear locking means
including shifting sleeve means for operatively connecting
vsaid two claw clutch means with each other, means in
cluding shifting clutch means vfor selectively connecting
mounted on said input shaft means and an output gear 10 said input means with the input gear wheel of said ?rst
wheel and said second transmission gear means having a
transmission gear means or with said equalization gear
plurality of gear wheels including an input gear wheel
wheel carrier means, said shifting clutch means having
also a neutral position intermediate said last-mentioned
output means for a ?rst rear axle, second output means
input gear and said shaft, and means operatively inter
for a second rear axle and operatively connected with 15 connecting said shifting clutch means with said ?rst-men
the output gear wheel of said second transmission gear
tioned clutch means and said locking means in such a
and an output gear wheel, di?erential gear means, ?rst
means, third output means for a front axle and adapted
to be connected with said one output gear wheel of said
second transmission gear means, clutch means for selec
manner that the latter two are rendered ine?ective with
said shifting clutch means in said neutral position and
are effectively rendered operative with said shifting clutch
tively connecting said third output means with said output 20 means in a position operatively connecting said input
gear wheel of said second transmission gear means, said
means with the input gear wheel of said ?rst trans-mission
?rst transmission gear means effectively terminating in
gear means, said ?rst transmission gear means effectively
one of the gear wheels of said second transmission gear
providing a speed reduction and said second transmission
means, said differential gear means including equaliza~
gear means providing a 1:1 transmission ratio.
tion gear carrier means provided with a shaft, equaliza 25
19. A distributor change-speed gearing for multi-axle
tion gear means on said carrier means, and two bevel
vehicles, comprising input means, ?rst transmission gear
gear means operatively connected with said equalization
means, second transmission gear means, each of said
gear means, said ?rst output means being operatively con
transmission gear means having a plurality of gear wheels
nected with one of said bevel gear means, the input gear
including an input gear wheel and an output gear wheel,
wheel of said second transmission gear means being op 30 said ?rst transmission gear means effectively terminating
eratively connected with the other bevel gear means to
in one of the gear wheels of said second transmission gear
form a unitary gear group rotatably supported about said
means and providing a speed reduction, di?ierential gear
shaft, said equalization gear carrier means and one of
means including a plurality of elements and provided with
the elements of said unitary gear group being provided
differential locking means, ?rst output means operatively
with claw clutch means, differential gear locking means 35 connected with one of the elements of said differential
including shifting sleeve means for operatively connect
gear means, a ?rst one of the gear wheels of said second
ing said two claw clutch means with each other, means
transmission gear means being operatively connected with
including shifting clutch means for selectively connect
another element of said ditferential gear means, second
ing said input means with the input gear wheel of said
output means operatively connected with a second gear
?rst transmission gear means or with said equalization 40
wheel of said second transmisison gear means, third out
gear wheel carrier means, said shifting clutch means
put means, engageable means for selectively connecting
having also a neutral position, and means operatively in
said third output means with said second gear wheel of
terconnecting said shifting clutch means with said ?rst
said second transmission gear means, means including
named clutch means and said locking means in such a
:further engageable means for selectively connecting said
manner that the latter two are rendered ineifec-tive with 45
input means with one of the gear wheels of said ?rst
said shifting clutch means in said neutral position and
transmission gear means or with a further element of
are e?‘ectively rendered operative with said shifting clutch
said di?erential gear means, said means including ‘further
means in a position operatively connecting said input
engageable means further comprising a shaft operatively
means with the input gear wheel of said ?rst transmis
connected to said further element of said di?'eretnial gear
sion gear means.
50 means, said further engageable means comprising a clutch
18. A distributor transmission for multi-axle vehicles,
especially trucks, comprising input shaft means, ?rst
transmission gear means, second transmisison gear means,
said ?rst transmission gear means having a plurality of
member ?xed to said shaft, a clutch member ?xed to said
one of the gear wheels or" said ?rst transmission gear
means, a shifta'ble clutch member slidably but non-rotat
ably mounted on said input means and selectively en
gear wheels including an input gear wheel rotatably 55
gageable with said ?rst-mentioned clutch member or
with
said second-mentioned clutch member, and control
wheel and said second transmission gear means having
means operatively interconnecting said ?rst-mentioned
a plurality of gear wheels including an input gear wheel
engageable means, said shiftable clutch member and said
and an output gear wheel, differential gear means, ?rst
mounted on said input shaft means and an output gear
output means ‘for a ?rst rear axle, second output means
for a second rear axle and operatively connected with
the output gear wheel of said second transmission gear
means, third output means for a front axle and adapted
to be connected with said one output gear wheel of said
second transmission gear means, clutch means for selec 65
tively connecting said third output means with said out
put gear wheel of said second transmission gear means,
said ?rst transmission gear means e?ectively terminating
in one of the gear wheels of said second transmisison gear
means, said differential gear means including equaliza
tion gear carrier means provided with a shaft, equaliza
tion gear means on said carrier means, and two bevel
gear means operatively connected with said equalization
locking means in such a manner that said third output
means is operatively connected with said second gear
wheel of said second transmission gear means and said
locking means is rendered operative upon engagement of
said ?rst-named clutch member ‘by said shiftable clutch
member.
20. A distributor gearing 'for multi-axle vehicles, com
prising input means, ?rst transmission gear means, second
transmission gear means, each of said transmission gear
means having a plurality of gear wheels, said ?rst trans
mission gear means efr’ectively terminating in one of the
gear wheels of said second transmission gear means, dif
ferential gear means including a plurality of elements,
?rst output means operatively connected with one of the
gear means, said ?rst output means being operatively con
elements of said di?erential gear means, a ?rst one of the
nected with one of said bevel gear means, the input gear 75 gear wheels of said second transmission gear means being
3,090,254
15
operatively connected with another element of said dif
ferential gear means, second output means operatively
connected with a second gear Wheel of said second trans
mission gear means, and means including shifting means
for selectively connecting said input means With one of
the gear wheels of said ?rst transmission gear means or
with a further element of said differential gear means,
said [further element of said diiferential gear means com
prising equalization gear carrier means, said means in
cluding shifting means further including a shaft ?xed to 10
said equalization gear carrier means, a clutch member
?xed to said shaft, a clutch member secured to said one
of the gear wheels of said ?rst transmission gear means,
said shifting means comprising a shiftable clutch mem
ber mounted on said input means for slidable but non 15
rotatable movement relative thereto, said shiftable clutch
16
member being selectively engageable with said ?rst-men
tioned clutch member or with said second-mentioned
clutch member, the gear Wheels of said ?rst and second
transmission gear means ‘being so constructed that a speed
reduction is obtained in the transmission of torque through
said ?rst transmission gear means while a substantially
1:1 ratio is effective during transmission of torque
through said second transmission gear means.
References Cited in the ?le of this patent
UNITED STATES PATENTS
1,317,286
1,362,490
2,228,581
2,449,546
Gunderson ___________ __ Sept.
Keck ________________ __ Dec.
Olen ________________ __ Jan.
Buckendale et al. _____ __ Sept.
30,
14,
14,
21,
1919
1920
1941
1948
Документ
Категория
Без категории
Просмотров
0
Размер файла
1 522 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа