Патент USA US2613824

Oct. 14, 1952
N, CLARK
2,613,820
CAR COUPLING
Filed Sept. 20, 1948
2 SHEETS-SHEET 1
1729.2.
INVENTOR
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ATTORNEYS .
Oct. 14, 1952
N. CLARK
2,613,820
CAR COUPLING
Filed Sept. 20, 1948
2 SHEETS—SHEET 2
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INVENTOR
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BY
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ATTORNEYS.
Patented Oct. 14, ‘1.952
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2,613,820
:'2,613,820
NathanieI’ClaI-k,
CAR court-Lisle,
Madison; WLVaif
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Application
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1September
Claim. (o1.
20, ‘zit-arse);
1948,..SeriéiNd age‘ ‘ 3 ,;i7
‘ cent ends offthe
,This invention relates to improvements-in. car
couplings.
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' 'The draw head!v attached" to the end “(the
bers 5‘ ands which'are'disposed' infve'i'tically
spaced-relation and betwe' which the-resilient
An object of the invention isto provide an im
proved form and construction of car coupling,
especially adapted for use. ‘on mine cars.
- car 3 comprises the ‘upper; and lower'jaw mere
7
Another object of the invention is to provide
UI-sh'ape‘guide plate ‘I is se 'red‘b‘y‘meafis of ‘the
an improved car coupling for various types‘ of
cars whichvwill automatically couple two cars
when bumped together without any assistance
10
from a brakeman or operator.v '
A further object of the invention is to pro
vide an improved form and‘ construction of‘ car
bolt,8.. IThe'outer'v ends ofjthe' guide vplate Tare
outwardly ?ared as‘ at 9‘ and‘ 10,; being. 'arcuately
bent’. _'Angle;iron arcu’atfeési'd'e guide‘ members I’!
and [2‘ are s'ecuried'by' the'units‘ l'3jjto thefupp‘er
surface. ,of' ‘ the/lower ?ared'end I‘U‘i' of the guide
plateT.”
coupling which will automatically couple two
cars together withoutiassistance from a brake
man, and which may be readily releasedby lift
ing up on a release lever.‘
are‘ shown
as of themine carv type.
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p.
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e ' A"tran'sverse_ly ‘extending hinge bracket Iii is
A still further object of theginventionis’ to,-pro-,
secured'by theb'olts' ‘I 5'to the: end of the car 3'and
rotatably ‘supports the central portion 50 of the
releasev shaft which; is provided with‘ the. depend~
vide an improved car coupling whichiiwill. be
highly ef?cient in use, andrelatively inexpensive
to manufacture and produce.
the forwardly extending arm" I51 atits'rinner end.
Parallel ears l8‘ are formed: in' the. outer." end of
Other objects will appear as the
proceeds.
15
description
ing actuating lever ‘I 6, on‘ its outer endhand" with
20
formed through saidv 'eai's‘for receiving.‘ a- ‘cross
.
'bolt' 20 which extends ‘through the apertured
In the accompanyingi'drawings which. form a
upper" end‘ of the lockingjbar?ori rod 21 ' mounted
part of this application,
for vertical- movement ‘through ‘ the; bushing - 22 .
Figure 1 is a side elevation of an end of: a car '
supported; between" the Lash-ape‘ am 23""secured
equipped with the female portion of the improved
by bolts 24th the‘ end- ofthe'fcar 3' and the-upper ‘
car coupling;
Figure 2 is a side elevation of an end of a car
equipped with the interengaging male portion of.
the improved car coupling;
Figure 3 is a bottom plan view of the car and
female coupling portion shown in Figure 1;
Figure 4 is a bottom plan view of the car and
male coupling portion vshown in Figure 2;
the arm I'Land transverselyjaligned' slots. miarey
flared end 9 of the guide plate 1, and the lower
end of said bar or rod 2! is adapted to pass‘
30
through aligned openings 25 formed through the
ends 9 and ID of the guide plate 1 when two cars
3 and 4 are coupled together.
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An L-shape angle stop bracket 26 is secured by '
the bolts 21 to the end of the car 3 directly above
the forwardly extending arm I‘! to limit the up- >
Figure 5 is an end view of the car and female 35
coupling portion shown in Figures 1 and 3;
ward movement thereof.
A trip gate arm 28 is formed with a vertical
Figure 6 is an end view of the car and male
central portion 29 rotatably mounted in the hinge
coupling portion shown in Figures 2 and 4;
bracket 30 secured by the bolts 31 to the end of
Figure '7 is a perspective view of the pivotally
40 the car 3, and is formed with an arcuate arm 32
supported locking cam arm;
having an L-shape trip gate head 33 on its outer
Figure 8 is an enlarged detail view showing the
end for positioning in vertical alignment with the
shape of the outer end of the locking cam arm,
1. openings 25 and for supporting the lower end of
the locking bar or rod 2| when the coupling is not
Figure 9'is an enlarged perspective view of the 45 in use. A lower laterally extending arm 34 is
male coupling loop.
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formed on the gate arm 28 and is connected by
Like characters of reference are used through
the link 35 with one end of a bar 36 pivoted cen
out the following ‘specification and the accom
trally upon the bolt 31 to the bottom of the car
panying drawings to designate corresponding
3, and a second link 38 is connected between the
50 opposite end of the bar 36and a coil spring 39
parts. ‘
anchored at 40 to the bottom of the car 3 for nor
In carrying out the invention, there is shown
mally and resiliently holding the arm 35 and trip
and provided an improved form and construction
head 33 in its forward position.
of car coupling including the cooperating draw
The draw head attached to they end of car
heads generally designated by the reference nu
merals l and 2 respectively attached to the adja 55 4 comprises the upper and lower jaw members
and
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2,613,820
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4| and 42 which are disposed in vertically spaced
relation. A supporting plate 43 is pivotally
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claim as new and desire to secure by Letters
Patent of the United States is.‘
.mounted upon the lower jaw member 42 upon
A coupling for mine cars, comprising a draw
the inverted L-shape pin 44 which extends
through aligned openings 45 and 46 in said jaw
members 4| and 42. An L-shape guard bracket
head embodying spaced upper and lower guide
jaws of substantial widths having aligning open
ings formed therewith, a vertically novable‘
coupling pin slidable through the aligning open
ings, a curved horizontally swinging trip gate
41 is secured by the bolts 48 to the end of car
4_ directly above the upper end of the pin 44 to V
prevent accidental removal or the loss of
arm pivotally mounted between said jaws, said
the same. »-Oppositelyy ‘disposed vertical guide 10 gate arm having-a wide-‘?at head ‘formed on the
?anges-Hand 50 are. formed integral with the
~freel‘end thereof,"movablle"to a position between
supporting plate 43 and extend upwardly at right
said aligning openings, a coiled spring having
angles thereto.
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A double ended interconnected coupling mem
- ;one end anchored against movement, connecting
‘links between the other end of the spring and
- ber comprising links 5| and 52 is supported 15 'said trip gate arm normally biasing the gate
upon the plate 43 and held from removal by, - head to aposition directly under said coupling
the pin 44, with the sides of the inner link' 5iv
pin providing a support on which the coupling
. in engagement with the guide ?anges 49 and I: pin‘normally rests, a substantially large vertical
50. The adjoining ends of the links 5| and ' ?ange rising from'one edge of said gate head
52 are'?at and are in contact with each other, 20 normally lying within the space between said
being secured together by the bolt 53. 1
.jaws, and a cooperating draw bar having'a link
A bell-crank supporting ‘and positioning lever
anchored thereto,‘ adapted to move against said
?ange of the gate head, moving said gate head
from‘ a position under said pin when cars are
54 is pivoted at 55 to the bottom of car 4 and
has its "outer'end o?set‘and extending upward
1y, ‘terminating inja 100p, 56'disposed ‘about the
'being'oouple'd, releasing said coupling pin, said
coupling pin moving‘to'a position within the link
lillk'BZ,‘ while’the opposite end of the lever 54 is
attached‘ to one end of a coil spring 51 whose
opposite end is anchored to ‘a. bracket '58 attached
anchored tojthe draw bar, securing said link and
draw head together.
to the bottom .of car 4., A spring‘ clamp ?nger
59' is ‘attached by the’ rivets B0 to'the inner'end
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L1,,
a. -'
of the ‘link 5| for holding and reinforcing the
coupling'member when. ‘being coupled.‘
From the foregoing description, it will be'ap
111s, oflfthis patent‘; f
Number
5| to pull free fromthe draw head onc'ar 3.
While the‘ preferred embodiment of the in
fromjthe spiritvof the invention. v j
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_’___IjIaving thus described my invention, what I
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UNITED STATES PATENTS
gether, they will be automatically coupled, and
when they are to be uncoupled, it isionly neces
sary for a-brakeman to raise‘ upon the lever
I6 to.v raise the rod or pin [2| to permit the link
was many minor" changes in detail of con
struction may be resorted to. without departure 45,
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NATHANIEL CLARK.
‘The followingplreferences‘are of record in the
parent that when cars 3‘ and 4 are bumped to
tended to limit the’s‘copeof the invention there
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REFERENCES CITED
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stant invention has-gb'ee'nnillustrated and de
scribed, it will be, understood that it is notin
‘I
Name
'
Date
395,040
Davis et-al. _~__v____'_ Dec. 25, 1888
9553,426, '
Roberts “etral; ~___'____ Jan. 21, 1896
1,681,616 _ ' Koontz et a1; ____ __ Aug. 21, 1928
2,112,020
' Hammond _______ __ Mar. 22, 1938
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FOREIGN PATENTS
Number
15,668
26,690
of 1911- I‘
Country
Date
1. Great Britain ________ __ of 1910
Great Britain _'_____ Nov. 29, 1911