Bearings – Rotary bearing – Antifriction bearing
Patent
1988-05-17
1990-01-02
Footland, Lenard A.
Bearings
Rotary bearing
Antifriction bearing
384569, 384576, F16C 3346
Patent
active
048909432
ABSTRACT:
A needle roller bearing is arranged with a reduced friction between a retainer and the remainder of the bearing construction. The retainer is formed of a ring-shaped connecting member and a plurality of roller supporters which are formed integrally with the connecting member therewithin at longitudinally middle points thereof. The roller supporters are disposed with equal distances therebetween to provide spaces for rotatably supporting needle rollers. The retainer is supported at the ring-shaped connecting member by an annular groove formed in the outer race.
REFERENCES:
patent: 2365154 (1944-12-01), Storz
patent: 2670253 (1954-02-01), Scherler
patent: 3892447 (1975-07-01), Gruber et al.
patent: 3980359 (1976-09-01), Wetherbee, Jr.
patent: 4428628 (1984-01-01), Brown
patent: 4621932 (1986-11-01), Kufner et al.
Footland Lenard A.
Kabushiki Kaisha Chubu Bearing Seisakusho
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