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Патент USA US2407019

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2,407,019
Patented Sept. 3, 1946
UNITED STATES _ PATENT OFFICE
I
.
V2,407,019
CLUTCH -` 'l
V
Jrnawara Kosiur, Amarillo, frex. _
Application June 17, 194s, >"serial No; 491,201
4 claims.
.
1
,
This invention relates to aclutch assembly
primarily but not necessarily adapted for use
in motor vehicles.
'
(c1. 1924-75)` `
.
`
-
i
dividedor separated by slots 2| has a rigid de
pending arm 24 provided with webs 26 conform
ing in angularity to the portions I9 and 20, ñtting
against th'e same and being secured rigidly there
to bythe rivets 3i). _The arms 24 have longitudi
nallyextending terminal lugs 21 arranged in the
path of movement of a clutch release bearing 28
of .conventional form, slidably mounted on the
other than the lining, springs, bolts, collars, pins,
shaft II, being normally retracted as shown in
and the like, and one which' will not require
10 Figure l but depressible against the lugs 21 to
adjustment.
` __
Various additional objects and advantages will . disenga'ge: the clutch, upon depression of the
clutch pedal of the automobile or vehicle.
become apparent from a consideration of the
The clutch is shown engaged or applied, which
description following taken in connection with
is its normal condition, in Figure l. In order to
accompanying drawing illustrating an operative
15 release the clutch the Operator depresses the
embodiment.
‘
clutch pedal of the rvehicle (not shown), which
In said drawing:
slides the conventional clutch bearing 28 into
Figure lis a diametric view primarily in sec
contact with the lugs 21 of arms 24. Continued
tion illustrating the improved clutch assembly;
sliding movement of the clutch bearing tilts th'e
and
,
Figure 2 is a view practically in elevation of 20 arms 24, causing them to disengage the lining
, 29 on the surfaces of I2 and I3, since the mar
the clutch alone taken on the plane of line 2-2
gina] clutch portions of the plate I4 hinge at the
of Figure 1, the flywheel being omitted for clear
It is aimed to provide a` novel clutch unit ap
proximately as a single body with as many parts
made integral as practicable and especially one
which avoids movable parts subject to great wear
rib-s 22, thus contracting the plate I4. However,
when engaging the clutch, the operator slowly
like reference characters designate like or similar 25 releases the said clutch pedal and the spring
ness.
Referring speciñcally to the drawing wherein
parts, IS designates a flywheel of a propelling
internal combustion engine of an automobile or
action of th'e plate I4 will restore it to normal
position with the lining 29, effecting the clutch
engagement with the surfaces I2 and I3.
self-propelled vehicle, and II designates the
It will be realized that the clutch plate I4 is
clutch shaft. The inner surface of the flywheel
Iû has annular portions I2 and I3, at opposite 30 substantially an integral part or rigid unit avoid
ing moving elements and especially the use of
springs, bolts, collars, and pins; requires no ad
justing and cannot wobble or wear, thus elimi
nating play or backlash, is air-cooled and will
erally designated I4 such plate being connected
to a hub member I5 as by means of rivets IB, 35 not squeak, chatter, or jerk, but will give a
smooth operation, adding to the life of the 1in
and the hub member in turn is fastened rigidly
ings and eliminating stripped gears or broken
in any suitable manner to the shaft II as at l1
axle shafts due to sudden jerks.
and its fastening is augmented by a bolt I8 pass
Furthermore, the improved clutch' is very light
ing through the h‘ub and through the shaft.
Said plate I4 is made of resilient sheet metal 40 in weight and well adapted for use on aircraft
or other machinery where disengagement of
and it has inclined peripheral portions at I9 and
2i), corresponding to those at I2 and I3 respec
power is‘necessary. Also its smooth operation is
tively, and rendering its periphery of V-shape.
attributable to a great extent to the portions
Such plate I4 at suitable intervals is cut or slit
having two toes and one heel per section.
radially inwardly from the periphery as at 2|, 45
Various changes may be resorted to provided
and each portion thus provided has a struck-out
that they fall within the spirit and scope of the
rib or the like 22 serving to increase the resilience
invention.
of the portion and provide a line on which the
I claim as my invention:
portion hinges or ñexes. Preferably each por
1. A clutch comprising inner and outer co~
tion I9 and 2€) is lined with the usual facing ma 50 eñ‘icient members, the inner member consisting
terial as at 29, riveted in place at 36. Normally
of a flexible plate provided with a peripheral por
tion adapted to engage the inner side of the outer
however the resilient action of the plate main
angles so' as to provide a channel of V-shape:
Associated with the flywheel and located in
teriorly thereof is a clutch member or plate gen
tains the lining 29 expanded and in Contact with
member, said peripheral portion being formed
the surfaces I2 and I3.
with transverse slots dividing the same into seg
Each peripheral portion of the clutch plate I4 55 ments, said slots extending radially into the plate
2,407,019
4
whereby to weaken the plate and permit ilexi
bility thereof, and means operative against the
said inner member adapted to flex the same in
order to effect a disengagement of the peripheral
portion from the outer member, the sections of
said inner member adapted to iiex the same in
order to eiîect a disengagement of the peripheral
portion from the outer member.
2. A clutch comprising inner and outer co
eilicient members, the inner member consisting of
a flexible plate provided with a peripheral portion
said peripheral portion being provided with in
wardly disposed arms, said means being operative
against the arms to ñex the said segment.
4. A clutch comprising inner and outer co
efñcient members, the inner member consisting
adapted to engage the inner side of the outer.
member, said peripheral portion being formed
of a flexible plate provided with a peripheral
10 portion adapted to engage the inner side of the
with transverse slots dividing the same into seg- _
outer member, said peripheral portion being
ments, said slots extending radially into the plate
formed with transverse slots dividing the same
whereby to weaken the plate and permit ñexi- f
into segments, said slots extending radially into
bility thereof, and means operative against the-
the plate whereby to weaken the plate and per
said inner member adapted to ñex the same in 15 mit flexibility thereof, and means operative
order to elïect a disengagement of the peripheral
against the said inner member adapted to flex
portion from the outer member, said plate being;
the same in order to effect a disengagement of the
formed with a continuous corrugation, said plate
peripheral portion from the outer member, the
being formed with enlarged openings at points on
sections of Said peripheral portion being provided
the corrugation‘ and into which the said slots ex 20 with inwardly disposed arms, said means being
tend.
operative against the arms to iiex the said seg
3. A clutch comprising inner and outer co
ment, said arms being formed with laterally dis
eíñcient members, the inner member consisting
posed portions, a shaft on which the plate is
of a flexible plate provided with a peripheral por
splined, said shaft being provided with an abut
tion adapted to engage the inner side of the outer 25 ment adapted to engage the laterally disposed
member, said peripheral portion being formed
portions of the arms to effect iiexation of the
with transverse slots dividing the same into seg
segment and disengagement from the comple
ments, said slots extending radially into the plate
mental outer clutch member.
whereby to weaken the plate and permit nexi
bility thereof, and means operative against the 30
J. EDWARD KOS'I'UR.
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