Rolling bearing with surface hardened layer

Details Rolling bearing with surface hardened layer Rolling bearing with surface hardened layer

1995-08-14

1996-10-22

Turner, Archene

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428698, 428704, 384490, 384491, 384492, 384548, 384625, 384912, F16C 3362

Patent

active

055675085

ABSTRACT:
One of components of a rolling bearing which includes an inner race, an outer race and a plurality of rolling elements is carburized or a carbonitrided to form a surface hardened layer, and the depth of the hardened layer is 0.025 to 0.045 times the average diameter of the rolling elements at a point Zo and the depth ratio (Zo/Yo) of the point Zo to a point Yo is less than or equal to 0.8. The rolling bearing having the surface hardened layer is capable of improving both the rolling life and the impact strength.

REFERENCES:
patent: 3682519 (1972-08-01), Shelpelyakovsky et al.
patent: 4659241 (1987-04-01), Bamberger et al.
patent: 4696581 (1987-09-01), Tsushima et al.

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