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Патент USA US2411197

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NOV. 19, 1946.
Filed Feb. 4, 1944
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Patented Nov. 19, 1946
Alvin F. Engeljohn, Chicago, Ill., assignor to Jack
K. Dromgold, Chicago, Ill., and Howard A.
Glenn, Oak Park, Ill.
Application February 4, 1944, Serial No. 521,026
1 Claim.
(01. 292—189)
the under side of the vertically slidable latch bolt
My invention relates to a latch construction.
9 and causes it to ride upwardly in the vertical
One of the objects of my invention is to pro
vide an improved latch construction comprising a ‘ slots 8 until the rear edge of the overhanging por
tion I I of the keeper has passed from underneath
latch member which is invertible and designed so
the sliding bolt 9. Thereupon the latch bolt drops
that it will properly engage a hook in either of its
down to the position shown‘in Fig. 2 to hold the
two positions so that the latch construction may
door securely latched in open position. The over
be used either for a right-hand opening door or
hanging portion II, as shown in Fig. 2, prevents
a left-hand opening door.
the bolt 9 from ?ying upwardly, due to vibration
Further objects and advantages of the inven
tion will be apparent from the description and 10 when the latch is in latched position. The tip
I2 of the keeper acts as a bumper by engaging the
central portion I3 of the base 5.
In the drawing, in which an embodiment of
Further modi?cation will be apparent to those
my invention is shown,
skilled in the art and it is desired, therefore, that
Figure 1 is a plan view showing the keeper ap
plied to the door of a car and the latch engaging 15 the invention be limited only by the scope of the
the keeper and applied to the side of the car;
appended claim.
Having thus described my invention, what I _
Fig. 2 is an elevational view of the construc
claim and desire to secure by Letters Patent is:
tion of Fig. l;
A latch construction capable of latching in open
Fig. 3 is a horizontal section showing part of
the side of a car and the two hinged doors open 20 position either a right-hand swinging door or a
left-hand swinging door to a vertical support ad
ing in opposite directions, with the latch con
jacent an opposing vertical surface of the door
struction for latching the doors open; and
when open comprising a latch having a base hav
Fig. 4 is a detail of the keeper hook.
ing a ?at surface for engaging one of said vertical
Referring to the drawing in detail, the con
struction shown comprises a hook-like keeper 25 surfaces, a pair of horizontally spaced arms ex
I which may be secured to the outer side of a
swinging car door 2 and a latch 3 for coopera
tending forwardly from said base transversely of
said ?at surface for receiving a keeper therebe
tween, each arm having a substantially vertical
tion with the keeper secured to the outer face
slot therein, a horizontally extending latch bolt
of the side 4 of the car. This latch comprises
a base 5 having a substantially flat surface for 30 for engagement with a keeper hook extending
through said slots and vertically slidable therein,
engaging the side II of the car, a pair of arms 6
and a keeper having a base having a flat surface
extending forwardly from said base for receiving
for engaging the other vertical surface and hav
the keeper hook ‘I therebetween, each arm 6 hav
ing a retaining hook portion extending from said
ing a substantially vertical slot 8 therein, and a
latch bolt 9 for engagement with the keeper hook 35 base for entering between said arms for engage
‘I extending through said slots 8 and vertically
ment with said bolt and an inclined portion for
engaging the bolt to raise it and allow it to drop
slidable therein. The plane of the ?at surface
which engages the side of the car is oblique to
for engagement with the hook, whereby the latch
the plane of movement of the axis of the latch
may be inverted, thereby enabling the bolt prior to
bolt 9 whereby the latch may be inverted so as 40 latching to rest at one end of the slot for lifting
engagement by the keeper when in one position
to be useful for latching inopen position either I
a right-hand opening door or a left-hand opening
and to rest at the other end of the slot for lifting
door as shown in Fig. 3.
In use, when the car door 2 is swung open, the
sloping portion I0 of the keeper hook ‘I engages 45
engagement by the keeper when in inverted p051
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