ROLLING BEARING

Abstract: a rolling bearing includes outer and inner steel rings made of steel and rolling elements respectively rollable on inner and outer circumferential surfaces of the outer and inner rings. the outer ring includes first and second outer rings. the inner ring includes first and second inner rings. the first and second outer rings and the first and second inner rings include first, second, and third portions. the first portion is a disk annular portion orthogonally extending relative to the first axis direction. the second portion is connected to the first portion and has a circumferential surface constituting an annular rolling surface. the third portion is connected to the second portion and includes a tubular portion extending along the first axis direction. the first and second inner ring third portions have end surfaces spaced from and opposed to inner circumferential surfaces of the first and second outer ring third portions, respectively.

Inventor(s): Kenichiro TSURUTA

CPC Classification: F16C19/16 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)

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