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Патент USA US3053598

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Sept. 11, 1962
3,053,588
M. L. ABEL
BEARING
Filed Sept. '7, 1960
'
26
.2.
2f 24 ,2?
INVENTOR
M01277»! L , 1955i.
ATTORNEY
United States Patent
r,
1C6
1
3,053,588
BEARING
Martin L. Abel, Oak Park, Mich, assignor to The Tann
Corporation, Detroit, Mich, a corporation of Michigan
Filed Sept. 7, 1960, Ser. No. 54,494
7 Claims. (Cl. 308-121)
3,053,588
Patented Sept. 11, 1962
2
17. The cups 22 and 23 extend away from the annular
members 20 and 21 in a direction parallel to the axis of
the bearing surfaces 15 and are bent to extend inwardly
perpendicular to the axis of the bearing surfaces 15 at the
ends of the sleeve 11 overlapping the oil slingers 16 and
‘17. The annular members 20 and 21 and the cups 22 and
23 can all ‘be pressed from ?at stock. A steel sheet metal
This invention relates to bearings, and more particu
band 24 is brazed to the outer surfaces of the cylindrical
larly to a bearing having an annular reservoir surround
walls of the annular members 20 and 21 and closes off
ing the ‘bearing surfaces in which a lubricant-impregnated 10 the annular reservoir de?ned thereby. The band 24 is
wicking material may be placed to supply lubricant to the
rolled from ?at stock and has a butt seam. The band 24
bearing surface.
extends out beyond the right angle bends in the annular
A bearing of the type of the present invention is dis
members 20 and 21 and its rims are rolled over the radi
closed in US. Letters Patent No. 2,761,746, issued to
ally extending walls of the cups 22 and 23 abutting
Martin L. Abel on September 4, 1956.
15 against the radial walls of the annular members 20 and
The construction of the bearing of the present inven
21. This rolling over of the rims of the band 24 secures
tion permits the parts to be stamped or rolled from ?at
the cups 22 and ‘23 to the assembly.
stock whereas formerly many of the parts had to be
A lubricant-impregnated wicking material is positioned»
molded, cast and machined. Consequently the bearing of
around the bearing surfaces 15 in the reservoir de?ned by
the present invention is of a much more economical con
the annular members 29 and 21. Lubricant is supplied to
struction, yet it functions just as well as the bearings of
the prior art.
Accordingly, it is an object of this invention to provide
wicking material through an elongated window 25 de- _
a bearing structure which can ‘be more economically pro
the ‘bearing surfaces 15 from the lubricant-impregnated
?ned through the sleeve 12 and its babbit liner 13. Holes
26 and 27 de?ned through the annular members 20 and
duced than the bearings of the prior art.
25 21 are circumferentially spaced around the annular mem
‘It is another object of this invention to provide a hear
bers 20 and 21 to permit the flow of lubricant from the
ing structure in which the parts can be made from ?at
cups 22 and 23 to the reservoir de?ned by the annular
stock.
It is a further object of this invention to provide a bear
members 20 and 21.
will be ?xed. The sleeve 11 rotates within a steel sheet
metal sleeve 12 having a babbit liner 13. The inner sur
face of the babbit liner 13 and the outer surface of the
bearing of the invention will function with the same ex
As shown in FIG. 4, which is an enlarged view of the
ing which is simple in construction and which can be 30 bearing structure illustrating the ?ow of lubricant in the
easily assembled.
bearing, the lubricant passes through the elongated win
It is a still further object of this invention to provide a
dow 25 to the bearing surfaces 15 where it is distributed
more economical bearing without sacri?cing any quality.
over the entire bearing surfaces. Grooves 28 facilitate
Further objects and advantages of the present inven
the distribution of the lubricant over the bearing surfaces.
tion will become readily apparent as the following de 35 When the lubricant spreads beyond the outer edges of
tailed description of the invention unfolds and when taken
the bearing surfaces, it comes into contact with the oil
in conjunction with the drawings wherein:
slingers .16 and 17 and is thrown out into the cups 22 and
FIG. 1 illustrates a perspective view of the bearing;
23. The lubricant collects in cups 22 and 23 by gravita
FIGS. 2 and 3 illustrate sectional views of the bearing;
tion and is {fed through the holes 26 and 27 on the lower
and
40 side of the bearing to the wicking material in the reser
FIG. 4 is an enlarged showing of part of the bearing
voir de?ned vby the annular members 20 and 21. From
illustrating the ?ow' of lubricant in the bearing structure.
the wicking material the lubricant is then again fed
As shown in FIGS. 1, 2 and 3, the bearing of the in
through the elongated window 25 to the bearing sur
vention comprises a steel sleeve 11 which is adapted to re
faces.
ceive a rotating or rotatable shaft, to which the sleeve 11
Thus it will ‘be seen from the above description that the
cellence as those of the prior art. Yet, since the parts
are pressed or rolled ‘from flat stock, the bearing is much
sleeve 1|1 comprise cooperating bearing surfaces 15. The
cheaper to produce and thus constitutes a great improve
sleeve 12 is rolled from ?at stock and has a butt seam. 50 ment over the bearings of the prior art.
Steel oil slingers 16 and 17 are ?xed to the outer surface
Man-y modi?cations may be made to the above de
of the sleeve 11 outside the ends of the sleeve 12 and
scribed speci?c embodiment of the invention Without de
function to throw radially outward the lubricant which
parting from the spirit and scope of the invention, which
spreads to the oil slingers from the bearing surfaces 15.
is limited only as de?ned in the appended claims.
55
Nylatron thrust washers 18 and 19 are ?xed to the ends
What is claimed is:
of the sleeve 12 to provide axial stability to the bearing.
l. A bearing comprising a ?rst sleeve, a second sleeve
Steel sheet metal annular members 20v and 21 are brazed
rotatable within said ?rst sleeve, the inner surface of said
to the sleeve 12 and ?are radially therefrom toward each
?rst sleeve and the outer surface of said second sleeve,
other to de?ne an annular reservoir around the sleeve 12
comprising cooperating bearing surfaces, oil slingers ?xed
and the bearing surfaces 15. As shown in FIGS. 2 and 3, 60 to said second sleeve on the outer surface of said second
the annular members 20 and 21 ?are toward each other
sleeve outside the ends of said ?rst sleeve and adapted to
near the sleeve 12 and have near their outer extremities
radial walls extending perpendicular to the axis of the
bearing surfaces 115. The annular members 20 and 21
throw radially outward the lubricant which spreads to said
oil slingers from said bearing surfaces, a pair of sheet’
metal annular members ?xed to said ?rst sleeve and ex
also have cylindrical walls, which make right angle bends 65 tending radially outward and towards each other to de
with the radial walls and which comprise the outer ex
?ne with the outer surface of said ?rst sleeve an annular
tremities of the annular members 20 and 21. Steel sheet
reservoir, said annular members each having a radial wall
metal cups 22 and 23 have radially extending walls which
perpendicular to the axis of said bearing surfaces and a
abut against the radial walls of the annular members 20
cylindrical wall parallel to the axis of said bearing sur
and 21, respectively. The cups 22 and 23 are annular in 70 faces making a right angle bend with said radial wall, the
shape and overlap the oil slingers ‘16 and 17 to catch the
cylindrical walls of said annular members comprising the
lubricant thrown out radially by the oil slingers 16 and
outer radial extremities of said annular members, a pair
3,058,588
3
of sheet metal annular cups positioned to overlap said
oil slingers to catch the lubricant thrown out by said oil
slingers, said cups having radially extending walls abut
ting against the radial walls of said annular members,
and an annular sheet metal band ?xed to the cylindrical
walls of said annular members closing off said reservoir
and having its rims rolled over the right angle bends in
said annular members and over the radially extending
4
said oil slingers from said bearing surfaces, sheet metal
means de?ning with the outer surface of said ?rst sleeve
an annular reservoir around said ?rst sleeve and said
bearing surfaces, said sheet metal means having radial
walls extending perpendicular to the axis of said bearing
surfaces and de?ning an outer cylindrical surface making
right angle bends with said radial walls, said outer cylin
drical surface comprising the outer extremity of said sheet
metal means, a pair of sheet metal annular cups posi
walls of said cups to secure said cups to the assembly,
said ?rst sleeve having a window de?ned therein to per 10 tioned to overlap said oil slingers to catch the lubricant
mit the passage of lubricant from said reservoir to said
bearing surfaces, said annular members having means de
?ned therein to permit the passage of lubricant from said
cups to said reservoir.
2. A bearing comprising a ?rst sleeve, a second sleeve
rotatable within said ?rst sleeve, the inner surface of said
?rst sleeve and the outer surface of said second sleeve
thrown out by said oil slingers, said cups having radially
extending walls abutting against the radial walls of said
comprising cooperating bearing surfaces, oil slingers ?xed
sleeve comprising cooperating bearing surfaces, oil sling
sheet metal means, and an annular sheet metal band ?xed
to said outer cylindrical surface of said sheet metal means
and having its rims rolled over the right angle bends in
said sheet metal means and over the radially extending
walls of said cups securing said cups to the assembly, said
?rst sleeve having a window de?ned therein to permit the
comprising cooperating bearing surfaces, oil slingers ?xed
passage of lubricant from said reservoir to said bearing
to said second sleeve on the outer surface of said second
sleeve outside the ends of said ?rst sleeve and adapted to 20 surfaces, said sheet metal means having means de?ned
therein to permit the passage of lubricant from said cups
throw radially outward the lubricant which spreads to
to said reservoir.
said oil slingers from said bearing surfaces, a pair of
5. A bearing comprising a ?rst sleeve, 21 second sleeve
sheet metal annular members brazed to said ?rst sleeve
rotatable
within said ?rst sleeve, the inner surface of said
and extending radially outward and towards each other
?rst sleeve and the outer surface of said second sleeve
to de?ne with the outer surface of said ?rst sleeve an an
comprising cooperating bearing surfaces, oil slingers ?xed
nular reservoir, said annular members each having a
to said second sleeve on the outer surface of said second
radial wall perpendicular to the axis of said bearing sur
sleeve outside the ends of said ?rst sleeve and adapted to
faces and a cylindrical wall parallel to the axis of said
throw radially outward the lubricant which spreads to
bearing surfaces making a right angle bend with said ra
said oil slingers from said bearing surfaces, a pair of sheet
dial wall, the cylindrical walls of said annular members
metal annular members ?xed to said ?rst sleeve and ex
comprising the outer radial extremities of said members,
tending radially outward and towards each other to de
a pair of sheet metal annular cups positioned to overlap
?ne with the outer surface of said ?rst sleeve an annular
said oil slingers to catch the lubricant thrown out by said
reservoir, the outer radial extremities of said annular
oil slingers, said cups having radially extending walls
abutting against the radial walls of said annular mem 35 members comprising cylindrical walls about the axis of
said bearing surfaces, a sheet metal band ?xed to the cyl
bers, and an annular sheet metal band brazed to the cylin
indrical
walls of said annular members closing off said
drical walls of said annular members closing off said
reservoir, and a pair of sheet metal annular cups ?xed to
reservoir and having its rims rolled over the right angle
the assembly of said annular members and said band and
bends in said annular members and over the radially ex
positioned to overlap said oil slingers to catch the lubri
40
tending walls of said cups to secure said cups to the as
cant thrown out by said oil slingers, said ?rst sleeve hav
sembly, said ?rst sleeve having a window de?ned therein
ing a window de?ned therein to permit the passage of
to permit the passage of lubricant from said reservoir to
lubricant ‘from said reservoir to said bearing surfaces, said
said bearing surfaces, said annular members having means
annular members having means de?ned therein to permit
de?ned therein to permit the passage of lubricant from
the passage of lubricant from said cups to said reservoir.
said cups to said reservoir.
6. A hearing comprising a ?rst sleeve, a second sleeve
3. A hearing comprising a ?rst sleeve, a second sleeve
rotatable
within said ?rst sleeve, the inner surface of
rotatable within said ?rst sleeve, the inner surface of said
said ?rst sleeve and the outer surface of said second
?rst sleeve and the outer surface of said second sleeve
to said second sleeve on the outer surface of said second
ers ?xed to said second sleeve on the outer surface of
said second sleeve outside the ends of said ?rst sleeve
and adapted to throw radially outward the lubricant
which spreads to said oil slingers from said bearing sur
faces, a pair of sheet metal annular members ?xed to
said ?rst sleeve and extending radially outward and
towards each other to de?ne with the outer surface of
de?ne with the outer surface of said ?rst sleeve an an
said ?rst sleeve an annular reservoir, a sheet metal band
nular reservoir, 21 pair of sheet metal annular cups abut
?xed to the outer extremities of said annular members
ting against said annular members and positioned to over~
closing off said reservoir, and sheet metal annular cups
lap said oil slingers to catch the lubricant thrown out by
said oil slingers, and an annular sheet metal band ?xed to 60 ?xed to the assembly of said annular members and
said band and positioned to overlap said oil slingers to
the outer extremities of said annular members closing off
catch the lubricant thrown out by said oil slingers, said
said reservoir and having its rims rolled over parts of
?rst sleeve having a window de?ned therein to permit
said cups to secure said cups to the assembly, said ?rst
the passage of lubricant from said reservoir to said
sleeve having a window de?ned therein to permit the pas
sage of lubricant from said reservoir to said bearing sur 65 bearing surfaces, said annular members having means
de?ned therein to permit the passage of lubricant from
faces, said annular members having means de?ned there
said cups to said reservoir.
in to permit the passage of lubricant from said cups to
7. A bearing comprising a ?rst sleeve, a second sleeve
said reservoir.
rotatable within said ?rst sleeve, the inner surface of
4. A bearing comprising a ?rst sleeve, a second sleeve
rotatable within said ?rst sleeve, the inner surface of said 70 said ?rst sleeve and the outer surface of said second
sleeve comprising cooperating bearing surfaces, oil sling
?rst sleeve and the outer surface of said second sleeve
sleeve outside the ends of said ?rst sleeve and adapted
to throw radially outward the lubricant which spreads to
said oil slingers from said bearing surfaces, 21 pair of
sheet metal annular members ?xed to said ?rst sleeve and
extending radially outward and towards each other to
comprising cooperating bearing surfaces, oil slingers ?xed
ers ?xed to said second sleeve on the outer surface
of said second sleeve outside the ends of said ?rst sleeve
and adapted to throw radially outward the lubricant
sleeve outside the ends of said ?rst sleeve and adapted
to throw radially outward the lubricant which spreads to 75 which spreads to said oil slingers from said bearing sur
to said second sleeve on the outer surface of said second
3,053,588
faces, sheet metal means de?ning with the outer surface
of said ?rst sleeve an annular reservoir around said ?rst
sleeve and said bearing surfaces, and sheet metal annu
lar cups ?xed to said sheet metal means and positioned
to overlap said oil slingers to catch the lubricant thrown
out by said oil slingers, said ?rst sleeve having a Win
dow de?ned therein to permit the passage of lubricant
from said reservoir to said bearing surfaces, said sheet
metal means having means de?ned therein to permit the
passage of lubricant from said cups to said reservoir.
10
6
References Cited in the ?le of this patent
UNITED STATES PATENTS
2,035,519
2,761,747
Apple ______________ __ Mar. 31, 1936'
Abel ________________ __ Sept. 4, 1956
457,149
Canada _____________ __ May 31, 1949
FOREIGN PATENTS
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