F - Mech Eng,Light,Heat,Weapons – 16 – C
Patent
F - Mech Eng,Light,Heat,Weapons
16
C
308/35
F16C 19/24 (2006.01) F16C 33/46 (2006.01)
Patent
CA 1228886
- 50 - ABSTRACT OF THE DISCLOSURE A self-aligning roller bearing in which a retainer is disposed between an outer race and an inner race, the retainer has two axially spaced apart annular portions integrally connected together by a plurality of circumferential spaced apart cross bars and barrel shaped rollers are disposed in a pocket surrounded by the two adjacent cross bars and the two annular portions is characterized in that the retainer is made of synthetic resin, the side surfaces of the cross bars forming the pocket have concavely curved surfaces corresponding to the rolling surface of the spherical roller in a portion inside the bearing and a portion outside the bearing with respect to a plane perpendicular to a plane containing the axis of the bearing and the axis of the spherical roller and containing the axis of the roller, and the retainer has a portion in which the spacing between the outer peripheral surface of a cross bar and the outer peripheral surface of the adjacent cross bar is shorter than the diameter of the roller in the opposed portions thereof and a portion in which the spacing between the inner peripheral surface of a cross bar and the inner peripheral surface of the adjacent cross bar is shorter than the diameter of the roller in the opposed portions thereof.
445049
Nippon Seiko Kabushiki Kaisha
Ridout & Maybee Llp
LandOfFree
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