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Патент USA US3091806

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June 4, 1963
J. D. LESLIE
3,091,796
DOOR HINGE AND HOLD OPEN
Filed Dec. 19, 1960
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INVENTOR.
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BY
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ATTORNEY
United States Patent 0 "ce
1
1
3,091,796
DOOR HINGE AND HOLD OPEN
James D. Leslie, Birmingham, Mich, assignor to General
Motors Corporation, Detroit, Mich, a corporation of
Delaware
Filed Dec. 19, 1960, Ser. No. 76,603
5 Claims. (Cl. 16-142)
3,‘h-9l,7%
Patented June 4, 1953
2
pillar and a vehicle body door swingably mounted there
on by a hinge and hold open according to this invention;
and
FIGURE 2 is a view taken generally along the plane
indicated by line 2—2 of FIGURE 1.
Referring now particularly to FIGURE 1 of the draw
ings, a vehicle body support member or pillar 10 includes
an outer wall 12 of multiple thickness metal which is in
This invention relates to a door hinge and hold open
tegral
with an end wall 14. Wall 12 includes a rabbeted
and more particularly to a vehicle body door hinge and 10
portion 16 and a slot 18 in the rabbe-ted portion and in
mul-ti-stage hold open.
wall 14 allows swinging movement of a generally goose
The hinge and hold open of this invention is of rela
neck
type male hinge member 20 relative thereto. The
tively ‘simple and economical construction and provides
inner member of walls 12 ‘and 14 provides the inner
cooperating means on a pair of relatively movable hinge
members for releasably holding a vehicle door in a plu 15 wall 22 of pillar 10, with this wall including an emboss
ment 24 receiving the hinge member 20 in the closed
rality of open positions. In the preferred embodiment of
position thereof as shown in FIGURE 1.
the invention, a female hinge member or hinge box is
A vehicle body closure or door 26 includes an end
provided with a pair of spaced walls pivotally receiving
wall
28 located in juxtaposed relationship to wall 14 in
the male hinge member therebetween, with each wall
the
closed
position of the door, and an outer wall 30
being provided with a cantilever-like extension ?exibly 20
provided with a lateral ?ange 32 received within the
related thereto. Each extension is provided with ‘a pair
rabbeted portion 16 in the closed position of the door.
of spaced detent notches and a lead-in cam ramp or sur
The hinge member 20 includes :a mounting ?ange34 at
face. The male hinge member is provided with op~
one end thereof which is bolted at 36 to the wall 28
positely extending detent shoulder means which are spaced
of door 26.
apart a distance greater than the distance between the 25
A
female
hinge
member
or
hinge
box
38
includes
extensions. Upon opening movement of the door, the
spaced upper and lower walls 40 interconnected by a web
detent shoulder means will engage the cam ramps to
42. Each wall is provided with a lateral ?ange 4d bolted
move the extensions apart with respect to each other ‘as
at 46 to the wall 22 in order to secure the hinge box
the detent shoulder means move relative to the exten
sions and into engagement with the ?rst pair of detent 30 38 thereto. As can be seen in FIGURE 2, the hinge
member 20 is received between the walls 40 of the ‘hinge
notches to provide a ?rst stage hold open. When the de
box 38 and is pivotally secured thereto by .a hinge pin 48.
tent shoulder means are in engagement with these notches,
Each wall 40 is provided with an integralextension
the extensions return to their normal or un?exed posi
or member 50 which normally lies in ‘the same plane ‘as
tion. Thereafter, upon further opening movement of the
door, the detent shoulder means are cammed out of the 35 the wall 40 land is ?exibly related thereto in cantilever~
like fashion by providing notches 52 between the exten
?rst notches and again ?ex the extensions as they move
sions 50 ‘and the Walls 40. Each extension includes v‘a
relative thereto and into engagement with the second pair
lateral bent tab 54, providing a positive stop for hinge
of notches to provide a second stage hold open in the
member 20, ‘and also includes an angular bent tab 56,
fully open position of the door. The detent shoulder
means further comprise generally conical headed mem 40 the inner ‘surface of which provides a lead in cam ramp
or surface 58. The extensions 50 are further provided
bers so as to facilitate initial ?exing movement of the ex
with ?rst detent notches 60 and second detent notches
tensions and to also facilitate camming of the shoulder
62 to provide a hold open function as will be described.
means into and out of engagement with the spaced detent
The upper and lower edges of the hinge member 20 are
notches.
Thus, the hinge and hold open of this invention is of 45 spaced from both the Walls 40 and the extensions 50,
as can be seen in FIGURE 2, with each edge being pro
relatively simple construction and will have a long and
vided with a generally conical headed detent member or
useful life.
shoulder 64. Members 64 extend oppositely to each other
The primary object of this invention is to provide an
and the peaks thereof are ‘spaced apart a ‘distance greater
improved door hinge and hold open. Another object of
than the distance between the extensions 50, as can be
this invention is to provide a new and improved door
seen in FIGURE 2.
hinge and hold open ‘for a pair of pivotally connected
In the closed position of the door 26, the shoulders
hinge members movable relative to each other, with the
64 are out of engagement with the extensions 50. Upon
hold open including ?xed means on one of the hinge
initial opening movement of the door 26, the hinge mem
members and yieldable means on the other of the hinge
members engageable with the ?xed means to provide 55 ber 20 moves relative to the hinge box 38 whereby the
shoulders 64 will engage the ramps 58 and start to move
the hold open function. A more speci?c object of this
or cam the extensions 50 apart with respect to each other
invention is to provide an improved door hinge ‘and hold
as the extensions ?ex relative to Walls 40 about the neck
open for a pair of pivotally connected hinge members
portion between the notches 52. Thereafter, upon con
movable relative to each other wherein one of the hinge
tinued opening movement of the door 26, the shoulders
members includes cantilever-like extensions ?exibly re 60 64 move along the inner surface of the extensions 50
lated thereto and located in the path of swinging move
and into engagement with the notches 60 to provide the
ment of .the other hinge member, with the other hinge
?rst-stage hold open. When the shoulders 64 are in en
member including detent shoulder means adapted to en
gagement with the notches 60, the extensions 50 return
gage the extensions and ?ex them with respect to the one
to their normal or un?exed relationship. In the specific
hinge member so that the detent shoulder means can 65 embodiment shown, the ‘engagement of the shoulders 64
with the notches 60 will occur at approximately 37° of
move relative to the extensions and into engagement with
door opening movement.
detent notches provided therein.
Thereafter, upon continued opening movement of the
These and other objects of the invention will be readily
apparent from the following speci?cation and drawings 70 door 26, the shoulders 64 will be cammed out of the
wherein:
notches 60 ‘and will move along the inner surface of the
extensions 50, as these extensions ‘again ?ex relative to
FIGURE 1 is a partial sectional view of ‘a vehicle body
the walls 40 about the neck portion between notches 52
3,091,796
3
until the shoulders engage the notches 62 as indicated
in dot-dash lines in FIGURE 1 to provide a second-stage
hold open in the fully open position of the door. Again,
the extensions 50 return to their normal or unflexed posi
tion upon engagement of ‘the shoulders 64 with the notches
62. In the speci?c embodiment shown, ‘this engagement
will occur at approximately 56° of door opening move
ment.
ll
walls receiving the other hinge member therebctween
with each wall being provided with 1a coplanar cantilever
like extension located in the path of swinging movement
of said other hinge member and having spaced detent
notches therein, said other of said hinge members in
cluding oppositely extending 'dctent shoulder means spaced
apart a distance greater than ‘the distance between said
extensions, said shoulder means being engageable with
-
said extensions upon swinging movement of said other
hinge member relative to one said hinge member to move
tive to the extensions 50 and the notches 64) and 62 upon 10 said extensions apart and out of coplanar relationship
closing movement of the door 26 will be apparent from
with their respective walls as said shoulder means move
the foregoing description. It should be noted that the
relative thereto and into successive ‘engagement with said
conical shape of the shoulders 64 facilitates the initial
detent notches to provide a multi-stage hold open, said
?exing of the extensions 50 upon engagement of the
extensions returning to coplanar relationship with their
shoulders 64 with the ramps 58 and also facilitates disené 15
respective walls upon successive engagement of said de
gagement of these shouldersrwith the notches 6t} and 62
tent shoulder means with said notches.
during both opening and closing movement of the door
4. A hinge and held open, comprising, in combina
26.
'
tion, a hinge box, ‘a hinge ‘arm pivotally connected to said
Thus, this invention provides a new ‘and improved hinge
20 box for movement relative there-to 'between open and
and mnlti-stage hold open.
closed positions, said hinge box including a pair of spaced
I claim:
walls receiving said hinge arm therebetween, with each
1. A hinge and hold open,‘ comprising, in combina
wall
being provided with a coplanar cantilever-like exten
tion, a pair of pivotally connected hinge members mov—
sion
?exibly related thereto and located in the path of
able relative to each other between open and closed
swinging movement of said hinge arm, each said extension
positions, one of said hinge members including a pair
having a detent notch therein, said hinge arm including
It is believed that movement ‘of the shoulders 64 rela
of spaced walls receiving the other hinge member there
between, with each wall being provided with a coplanar
cantilever-like extension located in the path of swing
ing movement of said other hinge member and having
oppositely extending detent shoulder means spaced apart
a distance greater than the distance between said exten
sions, said shoulder means being engageable- with said ex
tensions upon swinging movement of said hinge arm rela
tive to said hinge box to move said extensions apart and
out of coplanar relationship with said walls as said shoul
a detent notch therein, said other of said hinge members
including oppositely extending detent shoulder means
spaced apart a distance greater than the distance between
der means move relative thereto ‘and into engagement with
said extensions, said shoulder means being engageable
said detent notches to provide a hold open, said exten
with said extensions upon swinging movement of said
sions returning to coplanar relationship with their re
other hinge member relative to one said hinge member 35
spective walls upon engagement of said ‘detent shoulder
to move said extensions apart and out of coplanar rela
means with said notches.
tionship with their respective walls as said shoulder means
5. A hinge and hold open, comprising, in combination,
move relative thereto and ‘into engagement with said de
a hinge box, a hinge arm pivotally connected to said
tent notches to provide a hold open, said extensions re
for movement relative thereto between open and
turning to coplanar relationship with their respective walls 40 box
closed
positions, said hinge box including a pair of spaced
upon engagement of said detent shoulder means with
walls receiving said hinge arm therebetween, with each
wall ‘being provided with a coplanar cantilever-like ex
tension ?exibly related thereto :and located in the path
of swinging movement of said hinge arm, each said ex
tension having a detent notch therein, said hinge arm
‘done, one of said hinge members including a pair of
including oppositely extending detent shoulder means
spaced walls receiving the other hinge member there
spaced
apart a distance greater than the distance between
between with each wall being provided with a coplanar
said extensions, said shoulder means ‘being engageable
cantilever-like extension located in the path of ‘swinging 50 with said extensions upon swinging movement of said
movement of said other hinge member and having a de
hinge arm relative to said hinge box to move said ex
tent notch therein, said other of said hinge members
tensions apart and out of coplanar relationship with
including oppositely extending detent shoulder means
said walls as said shoulder means move ‘relative thereto
spaced apart a distance greater than the distance between
and into engagement with said detent notches to- provide
said extensions, said shoulder means being engageable 55 a hold open, said extensions returning to coplanar rela
with said extensions upon swinging movement of said
tionship with their respective Walls upon engagement of
other hinge member relative ‘to one said hinge member
said detent shoulder means with said notches, and cam
to move said extensions apart and out of coplanar rela
ramp means on said extensions facilitating engagement
tionship with their respective walls as said shoulder means
of said shoulder means with said extensions.
move relative thereto ‘and into engagement with said de
tent notches to provide a hold open, said extensions re 60
References Cited in the ?le of this patent
turning to coplanar relataions'hip with their’ respective
UNITED STATES PATENTS
walls upon engagement of said detent shoulder means
said notches.
‘
2. A hinge and hold open, comprising, in combina
tion, a pair of pivotally connected hinge members mov
able relative to each other between open and closed posi
with said notches, and cam ramp means on said exten
sions facilitating engagement of said shoulder means with
said extensions.
65
2,342,531
2,553,185
‘
3. A hinge and hold open, comprising, in ‘combination,
a pair of pivotally connected hinge members movable
relative :to each other between open and closed positions,
one of said hinge members including a pair of spaced
Dean _______________ __ Feb. 22, 1944
Gessler ______________ __ May 15, 1951
FOREIGN PATENTS
1,164,067
France _______________ .._ May 5, 1958
754,776
Great Britain _________ __ Aug. 15, 1956
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