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Патент USA US2410363

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Oct. 29,1946.
J. H. ROETHEL
2,410,363
WINDOW REGULATOR
Filed Jan; 29, 1943
3 Sheets-Sheet 2
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/INVENT0R
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2%62561
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9min
ATTORNEYS.
Oct. 29, 1946.
J. H.,ROETHEL
WINDOW REGULATO?
Fi‘led Jan. 29, 1945
2,410,363
' s Sheets-Sheet
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1i - :
IINVENTOR ‘
Jé/é? # Foal/Z1262:
ATIORNEY-s.
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Patented Oct. 29, 1946
2,410,363
ATENT
orric
2,410,363
“ UNITED STATES
WINDOW REGULATOR
'
John H. Roethel, Detroit, Mich, .assignor. . to.v
,Roethel Engineering Corporation, Detroit,
I Mich.,'a corporation of Michigan
Application January 29, 1943, Serial No. 473,915
1.7 Claims.
.
1
(Cl. 268-126) -
1
,2 ,
.This invention relates to window regulators for
raising and lowering. glass or transparent panels
or the ‘like of vehicles; particularly automobile
bodies, an object'of the invention being topro
vide an improved window regulator which is-com
pact,.positive and e?icient in operation, relatively
‘
type which. will eliminate all of the foregoing
disadvantages mentioned in- respect to window
regulators of the. parallel .arm‘type,‘ double arm
compoundgear type and cross. arm typewhile
.5
simple in construction and economical. to manu
at. the sametime retaining substantially all im
portant advantages thereof.
A further object of theinvention is to provide
facture, capable of being easily assembled in the
an; improved window regulator having. two lift
body, and adaptedtoprovide notonly a desirable
armsadapted to. extend inv diverging vrelation
handle'location. but also to maintain the window 10 when the'window panel is inraised position, one
panel substantially level during its travel between
arm. being‘ shorter than the. other and pivoted
raised and- lowered. positions.
to .the longer.armint’ermedia-te- the ends. of the
‘. A further object of the invention is to provide
latter, the shorter a'rmhaving. anelbow exten
a' new window regulator of - the two arm type
sion and connected by a link to the mounting
whichv will support the window panel at spaced
plate, the linkbeing shifted by the movement of
points,.inl which the two. arms are positively con
the inner endof the longer/arm in such manner
trolled in improvedmanner and mounted com
as to impart a pivotal motion to the shorter arm
of asuf?cient-ly compensatory-natureas to cause
the. points of connectionof. the two arms with
dow panel held substantially level. against any’ 20 the window panel to travel :up. and down in sub
material tilting in its plane during operation.
stantiallyv a common horizontal plane during
operation.
'
Heretoforefso-called. double arm-or two arm
window regulators used extensively in automobile
Another important object of this. invention is
bodies of certain makes have been of three princi
to provide a window. regulator having a .main
pal types, 1. e. the so-oalled parallel arm regu 25 swinging. arm. .extend-ingirom. a suitable ?xed
lator such as shown in U. s. Patent No, 2,103,223, ~
supporter mounting plate and adapted. to be
the so-called double arm compound gear window
connected at its outer end» to the lower edge of
regulator .such. as shown‘in U. S. Reissue Patent
awindow- panel for raising and lowering the
No. 19,579‘, and they cross arm window regulator
same, the regulator also-comprising a second but
_ such as shown in U. S. Patent No. 2,168,243.
shorter balance arm pivoted to the main arm and
These regulators have many advantages and de
adapted to be connected at its outer end to the
sirable features. However, the parallel arm reg
window panel, the balance arm. being positively
ulatonwhile inherently providing a desirable re
controlled from the‘mounting- plate so as to swing
motehandle location, has thedisadvan-tage. of
oppositely to and past the main arm during
two arms swinging equal ‘distances in the same .35 operation. and at» such compensated speed as to
direction thereby tending to shift the glass. lat
cause its point- of. connection with the window
erally. The compound gear regulator, while
panel to travel. the same. vertical distance or to
avoiding this disadvantage by, reason of having
have the samerange of travel as the point of
two-diverging arms which swing equally in op~
connection of the main arm. with the panel
posite directions, fails inherently to provide a. 40 although traversing a shorter path.
I
desirable remote handle location without the
Still‘ afurther object of. this invention" is to
pactly upona single support or mounting plate
whereby installation is facilitated and the win
interposition of gearing. Also, in this regulator
the points of connection of the arms tovthe glass
have undesirably too wide a spreadin the half
provide animproved window regulator including
a. pair. of diverging swinging arms- adapted to be
connected at their..-o.uter ends to the lower edge
way position. The cross arm regulator has the 46 of. a window panel for. raising and'lowering the
disadvantage of' requiring two separate supports.
same, one. of the arms being. shorter than the
for the arms, one arm being pivoted to amount
ing plate and the other slidingly connected at- a
distance therefrom to the inner door or body
panel. This. renders installation more dif?cult
and more expensive as compared with the two
other .and pivoted thereto. intermediate. the ends
of. the. latter, the: regulator including. driving
imeans- folswinging thelong-er arm and aposi
tiverconnection. between the shorter arm. and
the regulator 'mounting plate. ‘or support. for
previous mentioned regulators which require a
single mounting plate for both arms.’
An important object of the present invention
is to provide aiwindow regulator of the two arm
swinging. the shorter arm. oppositely to. and past
thelonger arm during. operation. of the regul
lator,_- the constructionv being. such . that, although
65
the’. arms have different. speedsv of». travel, the
2,410,363
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4
.
ventional manner about an up and down axis in
termediate its front and rear edges to swing lat
points of connection of the arms with the win
dow panel have substantially the same range of
travel thereby maintaining the window pane]
erally. It will be understood that the present
level at all times without any material tendency
to tilt or cook during operation.
Another object of this invention is to provide a
regulator may be utilized for the purpose of rais
ing and lowering any of the windows of an au
tomobile body and in addition may be used gener
window regulator having a main swinging arm
ally in_ connection with various window structures
forlthe purpose'of raising and lowering the win
extending from a: suitable ?xed support or mount
ing plate and a second lifting arm pivoted to the
dow panels thereof.
.10.. ,_The sliding panel H is adapted to be guided in
main arm and adapted to be connected at its outer,
end to the window panel, the said lifting arm‘ ‘ " any suitable manner within the window well,
1 such?as by means of front and rear vertically
extending guides or glass run channels l3. In
past the main arm during’ operation’ thereby to“ _ the present instance, the glass panels II and I2
‘are separated by means of a vertical partition bar
raise and lower the window panel, the improved
Ha which may either be ?xed within the window
construction being such that the lifting arm may
be employed alone to provide a single arm reg'u-‘ . opening to provide a guide for the forward edge
being positively controlled from the mounting
plate or support so as to swing oppositely to and , ,
is
of the panel H, or may be secured to this panel
lator or the main arm may be extended for con- and adapted to travel therewith into the window
nection to the window panel to provide with the '
20 well. Secured to the bottom edge of the panel II
other arm a two arm regulator.
_
is a channel or glass retainer member 15 to which
_' Other objects of this invention will appear in
the, window regulator is adapted to be connected.
In the present instance, by way of example, the
reference being had to the accompanying draw-_
panel H is guided into and out of the window
ings forming a part of this speci?cation wherein
like reference characters designate corresponding 25 well by means of roller guide devices [4 carried
the following description and appended claims,
parts in the several views.‘
'
by the channel I5 and adapted to travel along
.
. Fig.‘ 1 is a fragmentary inner side elevation of
the
‘
.
Fig. 2 is an enlarged side elevation illustrating
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30 which may be stamped or pressed'from a sheet‘
_,
‘the window regulator in fully raised position and
also in an intermediate substantially halfway
position.
l3.
comprises a suitable support or mountingplate Hiv
installed therein a window'regulator embodying
the present invention.
guides
‘ In the present instance, the‘ window regulator
an automobile door, such asa front door having
_
metal blank and having suitable screw bosses I‘!
by which the mounting plate may be secured
within the window well to the inner door’ or body
panel. A driving gear ‘(8 is rotatively mounted
Fig. 3 is a horizontal section taken substantially 35 upon the plate 16, this gear being in the form of
a sector having gear teeth in meshing ‘relation
through lines 3—3 of Fig. 2 looking in the direc;
‘ tion of the arrows.
'
with a driving pinion mounted upon a handle
.
Fig. 4 is a view similar to Fig. 3 illustrating the
connection at the outer end of the shorter arm
in
uncoupled
condition.
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V
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Fig. 5 is a plan view of the constructionshown
in Fig. 3.
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shaft l9, this shaft being operated by a crank
handle at the inner side of the door or body and
embodying in its length a suitable friction clutch
of any conventional type. In the present instance
the sector gear I8 is formed integrally with a
1 projecting lifting arm 22, herein called the main
Fig. 6 is a side elevation illustrating the window
or driving arm, and this arm and gear member
regulator in its lowered position.
'
Fig. 7 is an enlarged section taken substantially 4' is secured to a pivot stud 20 journalled within
the mounting plate 16. The driving arm 22 is
adapted to be swung upwards and downwardly
through lines 1—-'! of Fig. 1 looking in the direc
tion of the arrows.
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Fig. 8 is an enlarged section taken substantially
through lines 8——8 of- Fig. 2 looking in the direc
tion of the arrows.v
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Fig. 9 is a fragmentary view ofyce‘rtain' operating
parts of the, window regulator;
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Fig. 10 is a side‘elevation illustrating another
embodiment.
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P
about the axis of the pivot 20 upon turning the
gear l8 from the pinion on the handle shaft 19.
The main or driving arm 22 is connected at its
outer end through a stud 23 with a hanger mem
her or bracket 24 which, as hereinafter described,
is adapted to be slidingly connected to the retainer
channel 15 at the lower edge of the window panel.
Before explaining in detail the present; inven4 55 Acting upon the driving arm 22, as well as the
‘gear I8, is a spirally wound counterbalancing
tion it is to be understood that the invention is
not limited in its application to the details .of COD:
’ spring 25, the inner end of which is fastened in a
struction and arrangement of parts illustrated
in the accompanying drawings, since the inveni
slot or kerf in the end of the stud 20 and the outer
tion is capable of other embodiments and of being 60
from the mounting plate.
practiced or carried out in various ways. Also‘it
is to be understood that the, phraseology'or
terminology employed herein is for’. the purpose
arm 27, which may conveniently be termed a bal
of description and not of limitation.
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/
Referring to thedrawings, wherein I have illus
trated, by way of example, certain embodiments
of the present invention constructed and adapted
for the purpose of raising and lowering awindow
panel of an automobile body, there‘ is shown at D
a front door of an automobile body comprising a
door frame H] of any suitable construction- formed
with a main window opening.‘ In the present ‘ine
stance this window openingis closed by means of
a vertically slidable glass ‘or other transparent
panel H and a wing type panel I2 pivoted in con
end of which is'connected to a lug V26 struck out
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"I?'he regulator also comprises a second swinging
ance arm, and which is in the form of an elbow
'or angle arm having a longer arm portion 211: and
a shorter angularly related arm portion 21b._ The
arm 21 is shorter than the main arm 22 and ex
tends in crossed relation thereto. 'The arm 21 at
the juncture of the arm portions 21a and 27b
thereof is pivoted in overlapping relation at 28 to
the main or driving arm 22, so that the'ang'le
‘portion 21b of the shorter arm forms a depend
ing angular extension of the arm portion 27a.
The outer end of the arm 2'! is journalled upon a
stud 23' and thereby connected to a second hang
ermemberor bracket 24 slidingly connected to
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2,410,363
the retainer member: l5 'as hereinafter described.
In the presentinstance the hangerjmembers. or
brackets 24, as well as the‘ stud connections 23
and 23' of. the regulator arms, are identical...
It will be seen that theicrankportinn 2'lb’of the
arm; 2:‘! is in‘ the. form ofa substantially; right
hanger member 24 the stud‘ 23' or 23’; c'arriedby
the arm, is inserted. through the aperture in the
base of the embossed. portion .39 with the lugs“
passing through the grooves or slots 4| inthe
?anged portion 49 of the embossment.v ,A quick
turn of the stud through an angular path of
ninety-degrees will-cause'the head of the stud: to
be drawn tightly against the end of. the: arm,
the pivotal. connection 28 between'the balance
ten‘sioning the washer 45.. The parts will be“ se-'
arm..21“and the main arm 22 is at a point'o?set 10 curely interlocked when the lugs 42' anchor them
angular depending. extension: which extendsbe
low'the driving arm 22. In the present» instance
from the; longitudinal. center‘ oithe driving arm.
In. this'embodiment- the arm- 22 is provided with
alateral extension 22a- and the pivot 28‘ is located
inthis. extension, ave-illustrated in the drawings,
at aipredetermined distance from» the point X lo_
cated at the intersectionvof two perpendicularly
disposed lines extending centrally through’ the
selves'within the notches M, beingyieldingly‘held
therein bythe spring 45. The parts‘ may be
quickly detached by turning" the stud‘in the. op?-v
posite direction with suf?'cient» e?ort to force’the
lugs out of the notches 44.
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i "
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Due to the pivotal connection 23, 23' between
i the hanger members'zll and the lifting armsv 22
arms 22 and 21. ' Pivoted at 35 vto the lower end
and 21, the arms are adapted to. rotate relative
ofthe- extension 2'") .is a control link or bar 32.
to the hanger members during the raising and
This. link. or bar extends generally in the direc 20 lowering operation of the window panel. In the
tion of the arm 22 ‘and at its inner end it is piv
otedi at 33'to‘theouter end of. thelever 34. The
opposite or inner end of this lever 'is- pivoted by
means of a stud 35»to‘ a lateral extension ‘36 of
the arm and gear member is, 22. The lever 34,
intermediate the pivots 33 and 35, is fulcrumed
upon the mounting plate'lS through the medium
present instance the connection between the
hanger members 24 and the window panel‘ I l is in
the form. of antifriction rollers which are adapted 1
to reduce the effort required to operate the win
dow panel, especially in connection with the
larger windows of automobile bodies." One form _
of antifriction connection is illustrated by way .
of a shoulder rivet 31, see particularly Fig. 8. The
, of example in the drawings. ‘Referring to Fig. 5,
rivet is secured rigidly to the lever 34 and is jour
each hanger member 24 ‘is. generally triangular in
nalled within'a flanged vertical slot 38 in ‘the. shape and at its wider upper end carries a set
mounting plate, see Figs. 2 and 8. Thus it' will
of three rollers 29 and 29a ‘operable within a. ’
be seen that the lever 34 positively connects the 7
guideway formed by a channel members!) se
driving arm and gear member !8, 22 to thevcon~
cured, as by spot welding,'to the bottom of'the
trol link 32, power being applied to the lever at
glass retainer channel [5. One pair of rollers
the point 35 above the fulcrum .37 and being ‘i 29, j'ournalled on the hanger niemberM, track
transmitted to the ‘control link at the point 33 at
along a grooved guideway in the bottom‘ of the
the opposite side of the fulcrum. ‘ Hence, it will
be seenthat upon rotation of the ‘gear IS the lever
channel guide 30, whereas the intermediate roll}
er 29a is journalled at a somewhat higher level
and the roller 29av is adapted to track alongthe
shifting the control link BZ'endWi-se and impart w upper ?anged surface of the channel guide 30.
ing' predetermined pivotal motion to the lifting
If desired the rollers 29 and-29a‘ may be journalled
arm 21.
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on the hanger member!!! through the medium of
. A quick detachable connection is provided at
self-oiling bearings thereby increasing the life of 23 and ‘23' between the outer ends of the lifting
the device and reducing friction’during opera
34' will be swung about'its fulcrum 31 thereby ‘
, arms 22"and Z‘I'and thelower edgeof the window
panel. An advantageous construction by which
this is‘ accomplished‘ is illustrated'in Figs. 2 to 5
inclusive and is identical for each arm. Each
stud 23 orv 23": has a slotted head to receive‘ a
screwdriver and also ‘has: a cylindrical shank ex- '
tendingsmoothly througha hole in the end of the
arm. .Ea'ch hanger" bracket z'dicomp'rises a‘ gen‘
erally'triangularly shaped plate embossed at .35",
tion.
"
"
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From the foregoing it will be seen that I ‘have
provided an improved, simpli?ed and compact
window regulator of ‘the cross arm type‘ requir
ing but a single mounting plate andjin which
the shorter or balance arm is controlled vvfor'swing- >
ihg movementin a direction opposite to the main
arm ‘through themedium of lever mechanism or
the like driven from the main armat a point on
the emb'ossment being punched centrally‘ to pro- ~ the mounting plate adjaceht the pivotal? axis of
vide an aperture ?anged at'llt) around its edge. (55 the main arm. ‘ It will be further noted that con'i
The shank of the stud‘ 23-15‘ swaged‘at its end to
provide two diametrically'opposed lugs 42 and the
?ange 40 is embossed and formed? with opposed
,tr'ol mechanism for swinging the shorter or bal
ance arm comprises a parallel motion mechanism
and. the construction; is such'that the arm 21a,
slots" or grooves 4| so that the shank‘ of the stud
is adapted to pass bythe'main arm 22- and also
maybe passed through the aperture in the bot 60 the control link 32 during movement of the win-'
tom of the embossment 39, thev lugs llz‘passing
dow panel between its upper and lower limits
freely through the slots .or grooves 41. The inar~
of travel. In the illustratedrc'onstruction the
ginal edge of the flange portion. 50 ‘is? provided
distance between the axis of swinging 270' of
with a cam :contour 43 and at high. points of the
themain arm and'the point X is the same as
cam. the edge of the ?ange is provided with op
the length of the control link- 32 between the
posed notches 44 disposed ‘at right angles to the
pivots 3 i. and33. Moreover, the distance between
grooves Ill . Thus it‘ will be seen that upon rotat»
the point Xand the pivot 28 is the same as the
ing the stud 23 or 23" ninety degrees from ‘the po
distance between the pivots 2B and 35; More
sition shown ‘in Fig. 4 the lugs 52 will travel up
over,v the length of the control link 32 between
the earns 43- until the lugs‘ drop' into the notches 7-0 the pivots SI‘ and 33 is the same'as the distance
A4 thereby interlocking the partstogether. In
between the pivots 2% and 35, and the length of
terposed between the end of the arm 21a, or 22',
the lever 36. between the pivots 33 and '35‘ is the
andthe embossed portion 39 of the hanger mem
same as the" angular extension 2112 ‘between the
ber: '24. isa spring anti-rattle :washer' 45. In as
pivots Hand 3!‘; From this construction it-rwill
sembli‘ng'the end‘ of either of thearms‘witha- the
be. seen, by comparing the positions .of the various '
2,410,363
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the halfway position, thus achieving a desirable
advantage in respect to the stability of the window
parts'iniFig‘sl 2ua'nd ?fthat a parallel motion
m’echanismds provided in" which level-.34 and
arm‘ extension (21b move in~ parallelism at all
panel in~open positions.
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Also it will be seen that since arm 22 and con
trol link 32‘ extend generally in the same direc
move in parallelism at all Ltimes. Thus a very
tion, they may be mounted upon a' singl'ecome
advantageous and easily operated regulator is
mon mounting plate to one side of the center line
provided. EIt‘Will further be noted that the'lev'er
of the glass, as shown in Fig. l,'and a remote
34 whose motion controls the motion of the link
handle location at 19 may be had. This handle
32 and‘ theybalancelarm 21; is operated from va
point. 35 offset laterally ‘from. the pivotal axis 10 location ‘may be varied, as desired, by variations
in the size of the gear 18 and in the lengths of
20 of'the main arm 22. This'provides a simple
arms 22‘and 21. Although these arms swing
operating ‘device in which the proper swinging
oppositely, ‘yet the control of arm 21 ‘is such
motionE may be imparted .to the ‘arm‘2'l by themeas to avoid too Wide a spread of points .23 and 23'
tion .of the main armor drive'gearl'lil adjacent
as would prevent use of the regulator with a
the axis of rotation or turning thereof. The con
relatively narrow window, such as shown in'Fig.
trol s1oti38 permits movement/of the fulcrum
1, having a full drop or range vof travel as in
31 vertically during‘ operation of the regulator
dicated.
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so as to compensate‘ for the arcuate motion of
tithes and control link 32 and main arm ‘22 also
In the event‘ an even more remote‘ handle
the. pivot '35 during turning motion of the gear
location than that indicated in Fig. 1 is desired
the embodiment of the invention illustrated in
Fig. 10 may be utilized. The construction of the
18 as well as the inner‘end of thejma'in arm
122.
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=1, Intheoperation of the window regulator it
regulator in this view is the same as that'here
will be understoodrthat rotation of the gear
tofore described excepting in the following re
Win one direction from the pinion on the handle
shaft 1 9 will swing the main arm 22 downwardly, 25 spects. The main arm 46, as in the previous
embodiment, is stamped or blanked out in" one
carrying with it the shorter or balance arm 2‘!
piece but in this instance is formed with angu
due to the pivotal connection ,28 between these
arms." (In lowering the window panel 1 I the arms ,
larly related portions thereby eliminating the
22 and -2lvwill~swing from the position shown in
full/lines inFigs. -1 and 2 to the halfway posi
necessity of ~ forming the projecting extension
, tionj shownain‘dotted lines in these ?gures and
to the fully lowered position of the window panel
shown in full lines in>Figi 6.; In lowering the
windowjpanel- it willbe seen that the pivot>33
moves from a point at the left of an‘ imaginary
.vertical'line passing throughsfulcrum‘ 3? to a
.pointatjthe- right of this imaginary line, see
Fig.‘ 6. -'In- like manner, arm extension 211) and
pivot~3l move from a predetermined position at
the left. of (an imaginary vertical line passing
through pivot 28 to a similar position at-the right
22a. The operation of the regulator is the-same,
however, since the control link 32 moves in‘ paral
lelism at all times with the longitudinal axis of
the main arm 48 comprising an imaginary'line
extending through the pivots 2G and 23. 'In this
35 embodiment also the driving gear is not attached
to the inner end of the main arm is but more
remotely located. Thus the remote handle loca
tioniis provided by utilizing a longer mounting
'
platelll upon which the driving gear 48 .‘is piv
40 oted at 48 spaced laterally from the axis of
' the rotation 20 of the main arm. Attached to
of this imaginary line, compare positions of arm , *
the gear 48 is a third or driving arm 5ll’which
is connected at its outer end to the outer end
extension 21b in Figs“ 2 vand 6. ‘In raising the
portion of the balance arm 21 by means of a
window, position sot-Figs 6 to the full line posi
,tion of Fig. 2 it will be understood that there 45 stud 5| secured to the arm 21 and adapted to
‘verse action takes place -' from- that above 'de
scribed.
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travel within a slot 52 in the arm 50. Rota
tion of the gear 48 from the pinion on the handle
shaft l9 will swing the driving arm 50 thereby
swinging the balance arm 2'! which motion will
50 be imparted to the main arm 46 and the parallel
motion members 32 and 34. The movement of the
tion,‘ this being accomplished. ‘through-control
lifting armsin this embodiment will be identi
link32 and lever 34. As a result it is possible
cal with that in the ?rst described embodiment,
utilize a crossarm21- in conjunction with arm
-22 to support the window: panel. at‘ relatively ‘ the mode of operation being-somewhat different in
widely,;spaced points‘ 23- and 23’ while at the 55 that the driving e?ort from the gear is applied
to the balance arm 27 instead of to the main arm
same; time enabling the arm 21 to be ‘swung or
', The controlled’ movement of the angular or
elbow extension 211) is of considerable impor
tance in. the present embodiment of the inven
rotated about its pivot 28 ‘oppositely to arm'
22 from apoint on ‘the mounting plate ISnear
the pivot '25 ,while also positively-controlling the
25‘ as in the previous embodiment.
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In the embodiment of Fig. 10 the distance
between pivot 28 and the pivot 35 of lever 34 to
extent'eof this pivotal motion of arm 21 so as .50 the inner end of the main arm is the same as
to maintain the window supporting points 23 and
23’, substantially, horizontal. Since the path‘of
the distancebetween the pivot 33 of link 32 to
the lever 34 and its pivot 3| to angular extension
21b. Moreover, lever 34 between its pivotalfcon
travel of point 23’ approximates more nearly a
rectilinear path there is no‘ material tendency of
nections has the'same length as angular extension
the panel H to be shifted laterallylto one side or 65 21b between its connections and therefore moves
the otherby any frictional drag as in thecase
in parallelism therewith. Also, link-32 moves in
of- certain prior types of window regulators, and
inthe present embodiment any frictional drag
parallelism with main arm46 when considering
the imaginary straight line passing through‘ its
pivotal end connections at 28 and 23. The term
by virtue-nor the roller connections 29, 25a be -70 parallelism as applied to the movement'of the
various members is understood to refer ‘to image
tween the liftingarms and the window panel. It
inary straight lines passing through pivotal con
will .further- be noted that since the arms 2‘? and
nections at opposite ends of the members.’ ‘Thus,
22 swing in *oppositedirections the points of sup
in one direction‘or the other is materially reduced
port-.23 and 23’ ~ are; ‘increasingly separated as
the link 32 moves essentially ' in' parallelism to
~ thBE-zWiIldQW panel-travels down or untoward v75 armvé? even though the latter isaofbent'form
2,410,363
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for manufacturing reasons. Hence, the parallel
spaced “substantially... parallel relation ' throughout
motion ‘of the variou'sielements in Fig. 10 corre
sponds to ‘that .of the previously described .em
operation of i the .:regulator.
.1 5,. ‘Ina windowregulator, ama‘in swinging arm
bodiment.
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pivoted adjacent its inner end .toa support to '
'
1‘. YA window regulator for raising and ;lower--'
ing ‘a window panel, comprising a swinging driv
ing arm; a vloalancearm pivoted'in-termediate’its
ends to the driving arm at a point intermediate
the ends of the latter, said arms when-raised 10
extending in diverging relation and swingable‘i'n
ation and having means for connection at cor-'
responding ends to the lower edge of the window
arm vduring operation, said mechanism lying at
15
able link connected to said- angular extension at .
a point spaced from ‘the driving arm, and means
operatively connecting’ said‘ link and second
end ‘tori-connection to 'a'window panel, a second
swinging arm pivoted to the main arm outwardly
of said .axis' and having means for connection at,
its Louterend to the/window panel, and parallel
motion link and lever mechanism connecting in
ner end portions of the arms for controlling the
swinging motion of said arms oppositely to. each
other with the second arm passing‘by'the main
opposite directions past each otherlduring oper-v
panel, means for swinging the driving arm-said
balance arm having an angular extension, a-sliift
swingaboutanaxisand havingmeans at itsouter
the side, of vthe main arm opposite to the window
paneluin alliop‘erative positions of the regulator.
6. In a window regulatona mainswinging arm ,
pivotedxadjacent zits *inneruend'vto a support, a
second swinging Jarmpivoted to the main arm
named means and cooperatingwith said exten 20 and havingmeans Ifor, connectionzat' its. outer‘ end
sion to maintain said link and driving arm ‘in
to la windowpanel, said second ;arm having an
vertically spaced substantially parallel relation
inall operative positions of the regulator.
extension beyond its pivotal connection with the
main arm atxthe‘side, of the vlatter opposite to its
connection ‘with the -.window panel, a vswinging
2. In a' window regulator, a ?xed support, ‘a
swinging main arm pivo-tally connected at its 25 lever'fulcrumed on the support, means for driv
inner end to the support and adapted to be con
ingly connecting the‘lever :to an inner end portion
nected at its outer end to thelower edge of a
of themain arm, link means connecting the lever
window panel, a balance arm havinga' pivotal
to said extension‘ for swinging the second arm
connection to an intermediate portion- of the
in response to swinging of the main arm, said
main :arm, said ‘balance arm adapted to boom 30 lever cooperating ‘with said extension to position
nected at its outer end to the lower edge of the
the connectio’n‘between the-lever and link means
panel at a point spaced from the-connection of
at'all-times'du‘ring' operation at theiside ‘of the
main arm opposite to the window panel.
the main arm with the panel, the inner end of
the balance arm extending beyond its pivotal con
' ‘7-. In a ‘window regulator, aimain swinging arm
nection to provide an extension, a link pivotally 35 pivoted‘ adjacent its inner end to a support, a sec
ondswinging armpivoted to the main arm and
connected to said extension, and means opera
tively connecting the link to the inner end of
having "means for connection at its’ outer end
the main arm and cooperating with said exten
to a'window panel; said second arm‘having an
sion to maintain said link and main arm in ver
extension beyond its pivotal connection with the
tically spaced substantially parallel relation in 4.0 main arm at thev s'ide'of the latter opposite to
all operative positions of the window regulator,
its ‘connection with the windowpanel, a swinging '
the outer end of the balance arm being adapted
lever ,fulcrumed onjthe ;s'upport',vmeans for driv
to pass by the main arm and link during opera‘
ingly connecting the lever ‘to-an inner end portion
non.
of t'hemainiarm,'link means connecting the lever
3. In a window regulator, a main swinging arm A El to said extension for swinging the second arm
pivoted adjacent its inner end to a support, a
second swinging arm pivoted on the main arm'at
a distance from the axis of swinging thereof and
having means for connection at its outer end to
a Window panel, and ‘parallel motion link and >
lever mechanism for controlling'the swinging _
in response to swinging of the main arm, said
lever cooperating'with saidv extension to position
said link means and the connection between the
lever and-link ‘means atall times ‘at the side of
the pivotal connection of vthe main arm to the
motion of said arms oppositely to each other with
support opposite . to, "the I window panel.
'
" 8. In a window‘regulator, a main swinging arm
the second arm passing by the main arm dur
pivoted adjacent its inner ‘end to ‘a support," a sec
ing operation, said link and lever mechanism
connecting the inner end portions of the arms
and lying at the side of the main arm opposite
to the window panel inall operative positions of
the regulator.
having :means for connection atits outer end
to aywindow panel, said second arm'having an
ond‘swinging arm pivoted to ‘the main arm and
elbow extension beyond. its pivotal - connection
with the main armjat the-side of the latter oppo
site -to its ‘connection with ‘the window panel, a
4. In a window regulator, 31, main swinging arm
pivoted adjacent its inner end to a support, a sec 60 swinging lever fiulcrumed onithe support, means
ond‘swinging arm pivoted on the main arm at
for drivingly connecting the lever “to an'inner end
a‘ distance from the axis of swinging thereof and
having means for connection at its outer end
to a window panel, and parallelmotion mecha
nism for controlling the swinging motion of‘ said
arms oppositely to each other with the second arm
passing by the ,main arm during operatiomsaid
portion of the main arm, link. means connecting
the levertosaidrextension for swinging the sec
0nd..arm in responseito ‘swinging of the main
am, said lever‘ and extension positioning...said link
means at all times below the axisof swinging of
the main arm and substantially parallel ‘to the
mechanism comprising an angular elbow exten
sion of the second varm, a lever -fulcrumed on
9. In a windowregulatona main swingingarm
the support at a point spaced from the-‘pivot of 70 pivoted‘adjacent its iii-ner _' end to a support, ‘ a
the main arm and operatively connected to the
second swinging arm ‘pivoted to the main arm and
inner end‘ of the main arm, and a link connecting
having means for feonne'ctionia‘t 'its outer end to a
said lever and angular extension, said lever and . window paneL-said secondv'arm v1having an exten
extension being of substantially equal lengths and
siori beyond 'itsipivotal vconnectionwith the irnain '
latter;
said link and main arm movable in vertically
"
>
‘
V
"
i
arm-‘at the side‘ of the latter opposite to its~con~
adidces
all
nection with the window panel, a swinging lever
fulcrumed on the support, means for 'drivingly
l2
’ side thér'édf opposite .to the window‘ panel in all
operative positions of the window regulator. V.
,
13. In a window regulator,- a main arm adapted
to be connected at its outer end to a window panel,
thezmain arm, linkmeans connecting the lever
to ‘the end portionof said extension for swinging Cl a second arm crossing said main arm at an inter
mediate portion of the latter and pivoted thereto
thesecond arm in response to swinging of the
v connecting the‘lever. to an inner, end portion of
adjacent the locality of said crossing, said second
arm being adapted'to be connected at its outer
end to said panel and having an elbow extension
angle ‘between said lever and link means is less
marry-180‘?- throughout operation of the regulator 10 beyond said pivot extending angularly with re
spect to the adjacent portion of thearm, a control
from fully‘raised to fully lowered positions of the
link pivoted to said extension at afpoint spaced
window panel.
'
’
main .a‘rmp said lever and vextension cooperating
to position/said link means so that the included
v'10; In a window regulator, a swinging arm ful
crumed adjacent its inner end on a support to
swingabout an'axis and having means for con
nectionzatits outer end‘ to a window panel, a
second: swinging armrhaving means for connec
tion to the window panel, said second arm cross
from the pivotal connection between the arms,
and means connecting the opposite end-pfthe
link and the inner end oi the main armdfor lim
parting rotational motion to the second arm op
positely to the motion of .the main arm during
operation of the regulator, said link being posi
tioned by said means and extension out of par
ingthe main arm and pivoted thereto at a point
removedto one side of a line passing through said 20 allel overlapping relation to the main arm in all
positions ofthe latter.
~
axis; and; connection and at. the side of said line
14. In a window regulator, a main swinging
opposite to the window panel, said second arm hav
arm having means for connection adjacent 'its
ingan extension beyond its pivot lying at the side
outer end to a window panel, a second swinging
ofthemain arm opposite to its connection to the
window ‘panel,- and mechanism connecting said 25 arm crossing said main arm at an intermediate
portion of the latter and pivoted thereto adja
extension and inner end portion of the main arm
cent the locality of said crossing, said second arm
forcontrolling the swinging motion of said arms
having means adjacent its outer end for connec
opposite to each other and lying at the side of the
tion to said panel and said arms extending in di
main arm opposite to the window panel through
verging relation when the panel, is at opposite
out operation of the regulator from fully raised to
limits of its range of travel, said second arm hav
fully lowered positions of the panel.
ing a crank extension beyond said pivot extend
11. In a window regulator, a swinging arm ful
ing angularly with respect to the portion'oi the
crumed adjacent its inner end on a support to
second arm at the other side of the pivot, a push
swing about an axis and having means for con
nection at its outer end to a window panel, a 35 and pull control link pivoted to said extension
at a point spaced from the pivotal connection
second swinging arm having means for connec
tion at its outer end to the window panel, said sec
ond arm crossing the main arm. and pivoted
thereto at a point offset to one side of a line pass
between the arms, a swinging lever operatively
connected at a point spaced from the axis of
swinging of said main arm to a part ?xed to the
ing through said axis and connection, said second 4-0 inner end of said main arm and pivotally con
of the second arm at the other side of the pivot,
nected to said link for shifting the same and im
parting rotational motion to the second arm in
a direction opposite to .the motion of the main
and parallel motion mechanism connecting said
arm.
arm having an elbow extension beyond said pivot
extending regularly with respect to the portion
extension and inner end portion of the main arm
for controlling the swinging motion of said arms
opposite to each other and lying at the side of the
main arm opposite to the window panel through
15. In a window regulator, a support, a main
swinging arm pivoted to the support adjacent
its inner end, a second swinging arm crossing the
main arm and pivoted thereto adjacent the lo
out operation of the regulator from fully raised to
cality of crossing and adapted to be ‘connected
fully lowered positions of the panel.
50 at its outer end to a window panel, the inner end
12. In a window regulator, a main swinging
arm, a second swinging arm crossing said main
arm at an intermediate portion of the latter and
of the second arm comprising a crank exten
sion- projecting beyond the pivotal connection
between the arms, a lever having a fulcrum on
the support intermediate its ends spaced from
pivoted thereto adjacent the locality of said cross
ing, said second arm‘ having means adjacent its 55 the axis of swinging of the main arm, a push and
pull link pivotally-connectingvone end of the
outer end for connection to a window panel and
said arms‘ extending in diverging relation when
the’ panel is at opposite limits of its range of
travel, said second arm having a crank extension
beyond said‘p'ivot extendingv angularly with re
spect to the portion of the second arm at the
other side of the pivot, a push and pull control
lever and crank extension at points spaced re
spectively from the said fulcrum and the pivotal
connection between the arms, and an operative
60 connection between the opposite end of the le
ver and the inner end of the main arm for caus
ing the main arm to impart‘swinging motion to
the lever to shift the link and thereby swing the
link} pivoted to said extension at a point spaced
second arm opposite to the main arm.
from the pivotal connection between the arms. 65
16. In a window regulator, a support, a main
a swinging lever operatively connected at a point
swinging arm pivoted to the support adjacent its
spaced from the axis of swinging of said main
inner end, a second swinging arm crossing the
arm to a part ?xed to the inner end of said main
arm and pivotally connected to said link for shift
ing the same and imparting rotational motion to
thefsecond arm in adirection oppositeto the mo
tion;of the-main-arm,‘ saidleverand extension
forming, with thelinkdand main‘ arm a parallel
main arm and pivoted thereto adjacent the local
ity of crossing and adapted to’be connected at
its outer end to a window panel, the inner end
of ‘the second arm comprising ,avcrank extension
projecting beyond the pivotal connection between
the arms, a lever fulcrumed on the support inter
mediate its ends at a point spaced from the axis
motion mechanism and said- ilink ‘lying in ver
tically spaced relation *to the main-arm .atthe 75 of swinging of the main arm, a link connection
13
2,410,363
between one end of the lever and said crank ex
tension, and an operative connection between the
inner end of the main arm and the opposite end
of the lever at a location spaced from said axis
of swinging of the main arm whereby swinging
motion of the latter will swing the lever about
its fulcrum and impart swinging motion to the
14
nected to a window panel and the inner end coni
prising an elbow extension beyond the pivotal
connection between the arms, a, shiftable link
pivotally connected adjacent one end to said ex
tension, and means operatively connecting the
opposite end of the link to the inner end of the
main arm and actuated thereby to shift the link
second arm oppositely to the main arm.
and swing the second arm oppositely to the main
17. In a. window regulator, a, main swinging
arm, said link being positioned by said means and
arm pivoted to swing about an axis adjacent its 10 extension out of parallel overlapping relation to
inner end, a second arm adjacent its inner end
the main arm in all positions of the link and
overlapping the main arm and pivotally con
main arm.
nected thereto at the locality of overlapping, the
outer end of the second arm adapted to be con
JOHN H. ROETHEL.
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