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Патент USA US3094206

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June 18, 1963
T. J. SWEGER
.
3,094,196
SAFETY SUPPORT FOR BRAKE BEAMS
Filed June 25, 1962
2 Sheets-Sheet 1
\NVENTOE
THEODORE J. SWEGER
WBY
HTTY.
June 18, 1963
T. J. SWEGER
3,094,195
SAFETY SUPPORT FOR BRAKE BEAMS
Filed June 25, 1962
2 Sheets-Sheet 2
\NvaN-roa
FIG. 7
THEODORE J. SWEGER
M‘W
ATTY.
United States Patent 0 ' "Ice
1
v
3,094,196
Patented June 18, 1963
2
it will be observed that the reference character 10 desig
3,094,196
SAFETY SUPPORT FOR BRAKE BEAMS
Theodore J. Sweger, Riverdale, Ill., assignor to Illinois
Rililway Equipment Co., Chicago, 111., a corporation of
11 inois
Filed July 25, 1962, Ser. No. 204,996
8 Claims. (Cl. 188-210)
nates, generally, a portion of a railway car truck which
comprises a pair of cast side frames a portion of one
of which is indicated, generally, at 11. It will be under
stood that the railway car truck, a portion of which is
shown at 10, includes four wheels mounted on axles, a
portion of one of the wheels being shown at 12 in broken
line outline. Individual to each Wheel 12 is a brake head
and shoe assembly, shown generally at 13‘, and carried,
This invention relates,‘generally, to the construction
of railway car trucks provided with hangerless brake 10 in conventional manner, on .a brake beam v14. The brake
head and shoe assembly 13 and the portion of the brake
beams and it has particular relation to safety supports
beam 14 are shown in broken line outline .in FIG. 1 and
other ?gures in order to illustrate the features of the in
vention more clearly. It will be understood that there are
event that they should become disengaged from the slots 15 two brake beams 14 and that there are four brake head and
shoe assemblies 13, one for each of the wheels a portion of
in the side frames in which they are slidably mounted;
one of which is indicated at ‘12.
to provide the support in ‘the form of a ledge extending
In accordance with conventional practice each end of
laterally from each side frame toward the other side
the brake beam 14, one being indicated at 15, slidably
frame in spaced relation below each brake beam receiv
ing slot; to form the ledge as an integral part of a wear 20 mounted in a slot, one being indicated at 16, in the ad
therefor.
Among the objects of this invention are: To provide
for supporting the ends of a hangerless brake beam in the
plate in the slot; to provide for supporting the ledge
through the use of bracket means also formed integrally
with the wear plate and arnanged and adapted to bear
against the underside of the portion of the side frame
providing the lower side of the brake beam receiving
slot; to provide a blank from which the wear plate in
U-shaped con?guration can be formed together with the
integral extension providing the ledge and bracing brackets
therefor by suitably pressing the various parts; to provide
jacent portion of the respective side frame 11. As shown
in FIG. 2, each slot 16‘, extends generally longitudinally
of the car side frame 11 and is inclined at an acute angle
with respect to the horizontal in accordance with con
ventional practice. It will be understood that suitable
means (not shown) are provided for moving the brake
beams, such as the brake beam 14, to move the respec
tive brake head and shoe assembly 13 into and out of
braking engagement with the respective wheel 12 in the
the ledge as a part of an angle shaped member secured, 30 course of the application of the braking action.
It will be noted that the slot 16 is formed in the side
as by welding, to the underside of the portion of the
frame 11 'by an upper side wall 117 having spaced there
side frame providing the lower side of the brake beam
below a lower side wall 18 and interconnected by a bot
receiving slot; and to form the ledge as an integral part
tom wall 19. ' Lining the inner surfaces of the walls 17,
of each side frame casting in the form of an angle shaped
member with one arm constituting an integral extension 35 18 and 19 is a U-shaped wear plate section that is indi
cated, generally, at 20. It includes an upper side 21, a
of the outer portion of the side frame providing the lower
lower side 22 and a bottom 23 and is formed of wear
side of the brake beam receiving slot and the other arm
resisting metal to accommodate the sliding movement of
providing a shelf for receiving the respective end of the
the end 15 of the brake beam 14 therein during its oper
brake beam on disengagement from its slot.
In the drawings:
FIG. \1 is a sectional view, generally horizontal, and
taken along the lines 1-~1 of FIG. 2 and 1—1 of FIG. 3
ation in ‘applying and removing the brakes.
It will be understood that the two side frames, at por
tion of one which is shown at ‘111, normally are in pre
determined spaced relation with the slots 16 facing each
other and with the ends of the brake beam ‘14, such as
struction provided with a generallylongitudinally extend
ing slot for slidably receiving one end of a hangerless type 45 the end 15, slidably mounted therein. As long as this
condition exists, no particular problem is involved. How
brake beam which is shown in broken line outline to
ever, as a result of continued use and wear of the various
gether with a portion of the adjacent wheel of the railway
parts, it is likely that the side frames will spread apart
car truck.
>
to such an extent that the end v15 or both of the ends of
FIG. 2 is an elevational view ‘looking generally along
the brake beam 14 will become disengaged from the
the line 2——2 of FIG. 1, it being understood that the
respective slot 16. When this occurs, one or both ends
brake beam and pants mounted thereon together with a
of the brake beam 14 are likely to drop down suf?ciently
portion of the wheel are shown in broken line outline.
far as to strike a portion of the road bed and possibly
FIG. 3 is a sectional view, generally vertical, taken
cause derailment of the associated railway car truck. It
along the line 3-3 of FIG. 2.
‘FIG. 4 is a view, similar to FIG. 3, but it shows how 55 is to the prevention of such action as the result of dis_
to show a portion of a side frame of conventional con
one end of the brake beam may become disengaged from
the slot in the car side frame in which it normally is
mounted.
engagement of the end 15 of the brake beam 14 from
the slot 16 that the present invention is particularly
addressed.
In accordance with a preferred embodiment of this
the rear, of a pressing in which the present invention is 60 invention the U-shaped wear plate section 20 is provided
with an integral depending section 26 which constitutes
embodied.
|FIG. 5 'is a perspective view, looking generally from
FIG. 6 is a perspective view of the pressing shown in '
an extension of the lower side 22 and from this a sup
port section 27 laterally extends for the purpose, as
shown in FIG. 4, of receiving the end 15 of the brake
FIG. 7 is a plan view of the blank from which the
65 ‘beam 14 in the event that it should become disengaged
pressing shown in 'FIGS. 5 and 6 can be formed.
FIG. 8 is a sectional view which is taken with respect 7 from the slot 16 or from the U-shaped wear plate sec
tion 20. In order to enable the support section 27 to
to FIG. 2 in the same manner that FIG. 3 is taken and
resist the downward force exerted thereon by the end 15
shows a modi?ed construction.
‘of the brake beam 14 a bracket 28 is provided in the
FIG. 9 is a view, similar to FIG. 8, and shows still
70 form of a ?ange which constitutes an integral extension
another modi?ed construction.
' Referring now particularly to FIG. 1_of the drawings, _ .I of the depending section 26 and support section 27. The
FIG. 5, this view being taken ‘generally from the front.
3,094,196
3
4
construction is shown more clearly in FIGS. 5 and 6 of
manner previously described. Angle shaped end mem
the drawings where it will be observed that the bracket
bers, one being shown at 55, are formed integrally with
28 has an upper edge 29 which is arranged to be juxta
the ends of the arms 53 and 54 and they are welded at
posed to the underside 30 of the lower side wall 18, as
56 to the underside 30 of the lower side wall 18.
shown more clearly in FIGS. 3 and 4 of the drawings,
FIG. 9 shows a still further modi?cation in which an
in order to provide a cantilever support for the support
angle shaped member, indicated generally at 59, is em
section 27.
ployed. Here it will be observed that one arm 60 of
At the other end of the support section 27 a bracket
the angle shaped member 59 is cast integrally with the
31 is formed integrally therewith and constitutes an
outer edge of the lower side Wall 18 and depends there
integral extension thereof. The bracket 31, as shown 10 from while another arm 61 is cast integrally with the
in FIGS. 5 and 6, includes a section 32 which overlies
arm 60 along its lower edge to provide a shelf for re
the rear surface of the depending section 26 and also
ceiving the end 15 of the brake beam 14 should it be
includes a rearwardly extending section 33 the upper
disengaged from the slot 20 in the manner previously
edge 34 of which, like the upper edge 29 of the bracket
described. A reinforcing rib 62 can ‘be cast integrally
28, is arranged to be juxtaposed to the underside 30 15 with the lower side wall 18 and with the arms 60 and 61
of the lower side wall 18, FIGS. 3 and 4, in order to
to rigidify the construction.
provide additional cantilever support for the support
section 27.
As shown in FIGS. 5 and 6, the U-shaped wear plate
section 20 together with the depending section 26, sup
What is claimed as new is:
1. In a railway car truck comprising:
(a) a pair of side frames,
integral pressing that is indicated, generally, at 36. The
(b) railway wheel axles journaled in said side frames,
(0) each side frame having a generally lengthwise
extending slot opposite a corresponding slot in the
pressing 36 can be formed from a ?at blank, shown
generally at 37 in FIG. 7, of suitable wear resisting
other side frame, and
(d) a brake beam slidably mounted at its ends in
port section 27 and brackets 28 and 31 constitute an
material.
25
The blank 37, FIG. 7, from which the pressing 36 is
formed, includes a bend area 38 between a ?ange 39 and
the upper side 21 of the U-shaped wear plate section 20.
As shown in FIG. 4 the ?ange 39 is arranged to overlie ' '
the outer end of the upper side wall 17.
Bend areas
40-40 are provided along the opposite sides of the
portion of the blank 37 which ultimately forms the bot
tom 23 to permit the movement of the portions which
correspond to the upper side 21 and lower side 22 to be
bent to provide the U-shaped con?guration. A bend 35
area 41 is provided along one side of the portion of the
blank 37 that forms the lower side 22 to permit vforma
opposite slots and carrying adjacent each end a
brake head and shoe assembly for braking engage
ment with an adjacent wheel,
(2) said side frames being normally spaced apart a
predetermined distance and likely to spread apart
and increase the distance therebetween whereupon
one of the ends of said brake beam disengages its
slot,
(f) the improvement which comprises:
(g) ledge means carried by and extending laterally
from each side frame toward the other side frame
in spaced relation below each brake beam receiving
slot for receiving and supporting the respective end
the depending section 26 and the portion that forms the
support section 27 permits the latter to be bent out
wardly of the former. A slot 44 between the ?ange 42
of said brake ‘beam on disengagement from its slot,
said ledge means being in the form of an integral
extension of a wear plate overlying the lower side
of each brake beam receiving slot.
2. The invention, as set forth ‘in claim 1, wherein the
integral extension includes integral bracket means over
and the upper edge 29‘ of the bracket 28 is formed in '
lying and bearing against the underside of the portion
tion of the flange 42 which, as shown in FIG. 4, overlies
,_
the outer end of the lower side wall 18.
A bend area " '
43 between the portion of the blank 37 which forms 40
of the side frame providing the lower side of the brake
beam receiving slot and acting to brace said extension
thereagainst to support it against the ‘downward force
46 is formed ‘between the lower side 22 and section 26 ._ . exerted thereon by the disengaged end of the brake beam.
and sections 32 and 33 of the bracket 31 to permit it to
3. The invention, as set forth in claimv 2, wherein the
be bent along the bend area 47 at the end of the support 50 wear plate, the brake beam end receiving extension, and
order to permit the latter to be ‘bent along the bend area
45 so as to extend rearwardly and downwardly from the
depending section 26 and support section 27. A slot
the bracket means comprise a pressing formed from a
section 27. A bend area 48 permits the section 32 to
be bent with respect to the bracket 31 so as to be posi
tioned in the rear of the depending section 26. A bend
suitably shaped blank.
plate section 20 against disengagement from the walls
tion of the side frame providing the lower side of the
4. The invent-ion, as set forth in claim 1, wherein the
area 49 permits the section 33 to be bent rearwardly
ledge means is in the form of an angle shaped member
from the section 32 so that its upper edge 34 can under 55 having one arm secured to the underside of the portion of
lie the underside 30 of the lower side wall 18.
the side frame providing the lower side of the brake beam
The pressing 36, formed by suitable pressing opera
receiving slot and the other arm providing a shelf for
tions from the blank 37, can be inserted readily in the
receiving the respective end of the brake beam on dis
engagement from its slot.
side frame 11 by inserting the wear plate section 20
into the slot 16 so as to provide the arrangement shown 60
5. The invention, as set forth in claim 1, wherein the
in FIGS. 1, .2, 3 and 4 of the drawings. Any suitable
ledge means is in the form of an angle shaped member
means can be provided for securing the U-shaped wear
having one arm as an integral eXtenSiPn 0f the outer por
of the slot 16.
brake beam receiving slot and the other arm providing a
FIG. 8 shows one modi?cation of the invention. Here 65 shelf for receiving the respective end of the brake beam
it will be observed that only the U-shaped wear plate
section 20 is employed. Instead of providing the integral
depending section 26, support section 27 and brackets
28 and 31, an angle shaped member 52 is provided. It
on disengagement from its slot.
6. A pressing forming a liner for a lengthwise extend
ing slot in a railway car side frame for receiving one end
of a brake beam and providing a safety support there
may be in the form of a metal pressing and it has one 70
arm 53 depending from the underside 30 of the lower
side wall 18 while another arm 54 extends laterally there
for comprising:
from in spaced relation below the plate 20 to provide
a shelf for receiving the end 15 of the ‘brake beam 14
should it become disengaged from the plate 20 in the
(a) a U-shaped wear plate section arranged and
adapted to conform to the upper and lower sides
and the bottom of said slot,
(b) a section depending from the outer edge of the
lower side of said U-shaped wear plate section for
3,094,196
5
overlying the portion of the side irame providing the
lower side of the brake beam receiving slot, and
(c) a support section extending laterally from the
lower part of said depending section and providing
the safety support for the end of the brake beam
on its disengagement from said U-sha-ped wear
plate section.
7. The invention, as vset forth in claim 6, wherein at
‘least one end of the support section has a bracket section
extending therefrom in spaced relation to the underside 10
of the lower side of the U-shaped ‘wear plate section for
earing against the underside of the portion of the side
frame providing the lower side of the brake beam re
ceiving slot.
8. The invention, as set forth in claim 7, wherein there
is a bracket section at each end of the support section with
one bracket section for-med integrally with the depending
section and the other bracket section overlying a portion
of said ‘depending section.
References Cited in the ?le of this patent
UNITED STATES PATENTS
1,975,869‘
2,723,008
Shafer _______________ __ Oct. 9, 1934
Cottrell ______________ .. Nov. 8, 1955
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