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Nov. 5, -1946.
FQ DITCHFIELD
SLIDING CAR DOOR
Filed Aug. 29, 1940 -
2,410,484
2,410,484
Patented Nov. 5, 19046
UNITED STATES PATENT OFFICE>>
2,410,484?
SLIDING CAR DOOR
Frank Ditchiìeld, Cleveland, Ohio, assignor toThe .
Youngstown Steel Door Com-pany,v Cleveland..
Ohio, a corporation of Ohior
Application August 29, 1940, Serial No. 354,709
9 Claims.` (Cl. 20L-26)
1
2
This invention relates to sliding railway car
doors and is directed more particularly to the
constructionof the rear portions of said doors by
means of which the entry ofv rain, snow, dust,
cinders and the like-into the car is prevented.
It is an object of this invention to provide
sliding doors for railway cars which shall in
of the panel in thelform of a vertical corrugationM
I3. The vertical corrugation I3 is spannedbyA
a vertically extending plate Ill secured' as by
riveting-to the metallic panel I I on opposite sidesv
of the vertical corrugation as indicated at> I5:
and I6. The rivets indicated at I6, which fasten
corporate ñexible weatherstrips.
panel I I, are utilized as well to secure a substann `
the vertically extending plate I4 to the metallicy
‘ tially Z-shaped sealing strip Il and a' reinforc
A further object is to provide sliding doors em
bodying ñexible weatherstrips disposed so asÍ to 10 ing angle i3 to the marginal portion of thedoor
be protected -by adjacent'portions ofsaidrdoors.
lying to the rear of the vertical corrugation.
A'vfurthery object isfto'provide sliding doors for
The sealing strip Il is disposed upon the plate “
railway housecarsembodying ñexible weather#
I4, While one leg of the angle IB 'is disposed upon 1
strips arranged »to cooperate with members of the
sidewalls oflsaidV cars toalford effective seals;
the panel I I.
15
A-~ further object is to provide sliding doors
_
`
The upper horizontal margin of the door'is
reinforced by an angle member I9 extending sub.
embodying non-metallic angular weatherstripsv
stantially the width of the door and having the _
wherein said doors are so yconstructed thatinex
leg 20 arranged vertically and fastened toY the
upperl margin. The other leg 2l of the angle
pensiveflat` strips of flexible non-metallic ma
terial may be utilized toprovide-the angularv 20 member I9 is arranged horizontally and extends '
weatherstrips without pre-forming'said strips.
inwardly.
'
Afurtherfobject is to provide -sliding doors em
The lower horizontal margin of the door is
bodying non-metallicV ñex-ible weatherstripsreinforced by an angle member 22, the vertical
adapted toengage membersof the sidewalls of '
leg 23 of which is disposed between and secured
said cars to provide seals;said’weatherstrips be.-` 25 to the vertically extending platev Itof the me#
ing‘ characterized by their 4ability to Aadjust them.
tallic panel II. The horizontallyy disposed' leg24 of said reinforcing angle extends outwardly.
selvesto the vibrations of 'the doors and'thereby
The sealing strip I'I carried by the door isV
eliminate slidingfriction between themand the
adapted to cooperate with a spark strip 25 fas- I»
sidewall members which they engage;
A~ further objectis‘to'provide sliding doors for 30 tened to the outwardly extending leg. 2B of' an.
railway houseU carsr whichv shall incorporate ,
angle member 21, which in turn is secured to thedoor post 2_8. This cooperation satisfactorily
weatherstrips in >such-manner as^to secure inter
prevents sparks and large particles of foreign
changeability of said doors with 'similar doors notl
provided with -weatherstrips:
‘
Other objects of the inventioniwill.beccme'clearV 35
asthedescription thereof.' proceeds;
In~»the-«drawing forming‘part of' this specili
cation:
matter from entering thel car.
`
To provide an effective weather seal which will
eiiìciently exclude rain, snow, dust, cinders and'
the like without impairing the interchangeability
of the door, the vertically extending plate I4,is.
provided with an inwardly opening recess 29.
Fig: 1 is a partial elevation‘of the rear portion`
of a sliding» door’embodying the invention.
40 Within this recess one flange 30 of a rubber, or
Fig.~ 2 is a horizontal section taken on line
2-2fofv Fig.- 1.’
rubber and fabric weatherstrip 3|, is securedby
means-of a flat metallic> plate 32 and rivetsl33.
Fig. 3fis ahorizontal section taken on line 3-3' '
of Fig." 1;
As indicated by they dotted lines the flange 34
of the weatherstrip 3l extendsinwardly and is so '
Fig. ‘lis a horizontal section taken on line ll-Il' 45 positioned as to’be protected by the forwardly
metallic door I0,y utilized upon a freight car of
extending?lange 35 ofthe sealing strip I1; The
disposition of the inwardly extending flange 34
of the weatherstrip 3l insures engagementv be-.
tweenl thisflange and the spark strip 25lwhen`V
the door is'in closed position. The inherent re-`
siliency of the flange> 34 and the engagement--
the housetype.
thereof with the spark strip provide an effective "
of Fig. 1.
Fig. -5 is a horizontal section illustrating the
invention utilizedat the meeting edges of double
sliding doors.`
The- inventionÍ -is shown appliedV to a sliding 50
The metallic door illustrated `
emblodies ~a metallic panel’ I I, preferably for-med'
with :_ horizontal “corrugationsf I2.; which \ at their
seal to exclude rain, snow, dust, cinders andthe
like. It is to be observed,> moreover, that'this-
reargedge'gmergejnto .an -outwardly oñset- portion .v 55 seal is secured-by the instant invention without"I
2,410,484
3
4
the necessity of compressing the weatherstrip,
door stop 46 is provided with a readwardly ex
and that mere ñexing or bending of the strip
is suiiîcient.
It is desirable that the weatherstrip extend
substantially the full height of the door. To this
through which the securing rivets extend.
The flange 48 of the auxiliary door post 45 is
tending ñange 4l spaced from the post flange 48
formed with an outwardly opening recess 49 be
yond which the flange 48 is continued, as indi
moved above the vertical corrugation beginning
cated at 50, to provide guide means for the main
from substantially the lower edge of the vertical
door 43. A flat weatherstrip 5I formed prefer
flange 20 of the angle member I9 to the upper
ably of rubber, or rubber and fabric, is seated
edge of the panel and the plate. To close any' 10 within the recess 49 and is fastened thereto by
opening which might have been made, the lower
means of an angular plate 52 and rivets 53. As
edge of the vertical ñange 2B is welded to the me
clearly indicated in FE. 5 of the drawing the flat
tallic panel I I, as indicated in Fig. l of the draw
weatherstrip is caused to bear against the outer
ing. As a result of the removal of the indicated
wall of the recess 49 so as to provide an outward
end the metallic panel II and the plate I4 are re
portions of the panel and plate, the flange 30 of
ly extending flange 54 on said weatherstrip. The
the weatherstrip 3l can be extended upwardly
flange 54 extends into the space between the
to the underside of the horizontal leg 2I of the
auxiliary door post 45 and the rearwardly direct
angle member I9. It will be observed that this
ed flange 4l of the main door stop. In this po
flange of the weatherstrip lies against the inner
sition the flange 54 is engaged and flexed by the
face of* the vertical leg 20 to which it is secured 20 main door 43 in its final closing movement and
by the :dat plate 32 and the rivets 33.
establishes an eiîective seal therewith.
To secure extension of the weatherstrip 3| to
It will be apparent that numerous changes and
substantially the lower edge of the door, the ver
modifications in the details of the invention will
tical leg 23 of the lower reinforcing angle 22,
be clear to those skilled in the art. It is intend
which lies below the vertical corrugation I3, is 25 ed, therefore, that all such modifications and
removed, as indicated at 38, while the outward
changes be oomprehended within this invention,
ly extending horizontal leg 24 continues to the
which is to be limited only by the scope of the
end of the angle member 22, as indicated at 39.
claims appended hereto.
To close any opening which might result from the
I claim:
removal of the indicated portion of the vertical 30
1. A longitudinally sliding metallic door for
leg 23, the angle member 22 is welded,l as indi
railway house cars comprising a panel having a
cated at 40 and 4I. By reason of this construc
vertical outwardly extending corrugation adja
tion the continuity of the metallic panel I I is not
cent to the rear edge thereof, a vertical plate eX
disturbed, see FigH‘l, and the plate I4 and the
tending across said corrugation and secured on
weatherstrip 3I extend continuously substantial
opposite sides thereof to said panel, a vertical
ly to the bottom edge of the door.- Space for the
inwardly opening recess in said plate, an angle
recessed portion 29 of plate I4 is provided by the
shaped flexible weatherstrip having one ñange
removal of the indicated portion of the vertical
leg 23 of the «lower reinforcing angle 22 as more
seated in said recess and the other flange ex
tending inwardly and means securing said weath- -
clearly shown in Fig. 4 of the drawing. The 40 strip in said recess, said latter flange being
weatherstrip 3|, accordingly, is utilized to secure
adapted to engage a member extending from the
a seal for the entire height of the door.
wall of said car and to be flexed thereby during
While the weatherstrip 3l appears angular in
final longitudinal closing movement of said door,
section when applied to the door I9, the inven
for the purpose set forth.
Y
.
1
tion nevertheless contemplates the use of a flat 45
2. A longitudinally sliding metallic door for
strip. When the flat strip is secured within the
railway house cars embodying a member having
inwardly opening recess 29, as described herein
a vertical inwardly opening recess inwardly of
above, it is caused to bear against a shoulder, or
the rear edge of said door, a weatherstrip~ having
abutment, 42 formed by the recess in the plate I4.
a ñange seated in said recess and a ñex'ible
The ñat strip is thereby turned inwardly to the 50 flange extendinginwardly beyond the inner plane
position indicated by the dotted` lines in Fig. 2 of
of said door, and means securing said first men
the drawing, thereby íorming'the inwardly ex
tioned flange of said weatherstrip in said recess,
tending flange 34 of the weatherstrip,
said ñexible ñange being adapted to engage a
Preference has been shown herein for a non
member extending from the wall of said car and
metallic weatherstrip formed of rubber, or rub 55 to be flexed thereby during final longitudinal
ber and fabric. It is to be understood that the
closing movement of said door, for the purpose
instant invention is not limited to these materi
set forth.
l
¿l
als, but that a flexible weatherstrip of any other
3. A sliding metallic door for railway house
material suitable for the purpose of the invention
cars embodying a metallic sealing strip secured
may be utilized. >It will be clear, moreover, that 60 to said door, a flexible flanged weatherstrip and
the invention is not limited to the particular
means securing said weatherstrip to said> door,
structure of the door illustrated and that it may
a flange of said weatherstrip extending inwardly
be utilized with other types of door as well.
beyond the inside of said door, said metallic s_ealj- '
The instant invention is applicable as _well -to_ Y î ing strip having a flange spaced inwardly V0f the
the main and auxiliary sliding doors of a double
inside of said door and overlying the inwardly
door construction. The main door is designatedv
extending flange of said weatherstrip for ,the
by the reference numeral 43 in Fig.- 5 of the
purpose set forth.
-drawing and the auxiliary door by the reference
4. In a double door construction for railway'v
numeral 44. Secured to the front vertical mar-v
house -cars a longitudinally sliding auxiliary door,
gin of the auxiliary door 44 is a post 45 which 70 a longitudinally sliding main door, a post se
preferably is movable with the door, A stop 46
cured to the front vertical margin of said aux
for limiting closing movement of the main door
iliary door, an angular stop member secured to
43 is disposed between the auxiliary door and the
the front vertical margin of said auxiliary door
auxiliary door post and is secured to the door’by
having a ñange spaced laterally from said Vpost v'
the same rivets fastening the post thereto. The 75 and a flexible weatherstrip secured to said post
2,410,484
5
and having a flange extending into said space,
said main door engaging and flexing said weath
erstrip during final longitudinally closing move
ment, for the purpose set forth.
5. In a double door construction for railway
house cars, a longitudinally sliding auxiliary
door, a longitudinally sliding main door, a post
secured to the front vertical margin of said auX
iliary door having a flange arranged substantially
parallel to said door, an angular stop member se
cured to the front Vertical margin of said aux
iliary door having a ñange spaced from said
post flange, said pest flange having a recess and
leg secured to the outside of the upper margin
of said panel, a vertical inwardly opening recess
in said plate, an angle shaped flexible weather
strip having one flange seated in said recess and
the other _flange extending inwardly and means
securing said weatherstrip in said recess, said
panel and said recessed portion ofv said plate
above said corrugation being removed to provide
space for said weatherstrip, said weatherstrip
extending substantially to the upper edge of said
door.
vv8. A longitudinally sliding metallic door for
railway house cars comprising a panel having
a vertical outwardly extending corrugation ad
a flexible weatherstrip secured in said recess, a
portion of said weatherstrip extending into said „ . jacent to the rear edge thereof, said corrugation
terminating short of the upper edge of v said
space, said main door engaging and flexing said
panel, a vertical plate extending across said cor
weatherstrip during final longitudinally closing
rugation and secured on opposite sides thereof
movement, for the purpose set forth.
to said panel, a reinforcing angle having a Verti
6. A longitudinally sliding metallic door for
railway house cars comprising a panel having a 20 cal leg secured to the outside of the upper margin
of said panel, a vertical inwardly opening recess
vertical outwardly extending corrugation adja
in said plate, an angle shaped flexible weather
cent to the rear edge thereof, a vertical plate
strip having one flange seated in said recess
extending across said corrugation and secured on
and the other flange extending inwardly and
opposite sides thereof to said panel, a reinforc
means securing said weatherstrip in said recess,
ing angle having a vertical leg secured to the
said panel and said recessed portion of said
inside of the lower margin of said panel, a Ver
plate above said corrugation being removed to
tical inwardly opening recess in said plate, an
angle shaped flexible weatherstrip having one
flange seated in said recess and the other ñange
extending inwardly, and means securing said
weatherstrip in said recess, said vertical leg of
said reinforcing angle adjacent to the rear edge
of said door being removed to provide space for
said recessed portion of said plate, said portion
of said plate and said weatherstrips extending
substantially to the lower edge of said door.
7. A longitudinally sliding metallic door for
provide space forsaid weatherstrip, said weath
erstrip extending substantially to the upper edge
of said door, and means securing said first men
tioned flange of said weatherstrip to said verti
cal leg of said reinforcing angle.
9. A longitudinally sliding metallic door for
railway house cars having a vertical recess there
in, a flexible weatherstrip seated in said recess,
said weatherstrip having a flange, means secur
ing said flange in said recess, said weatherstrip
also having a flange extending freely beyond
said recess, said latter flange being adapted to
cent to the rear edge thereof, said corrugation 40 be engaged and freely bent by a member on said
car associated with said door to form a seal
terminating short of the upper edge of said pan
railway house cars comprising a panel having a
vertical outwardly extending corrugation adja
el, a vertical plate extending across said corru
gation and secured on opposite sides thereof to
said panel, a reinforcing angle having a vertical
between said car member and said latter flange,
for the purpose set forth.
FRANK DITCI-IFIELD.
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