Bearings – Rotary bearing – Antifriction bearing
Patent
1987-11-20
1989-01-03
Levy, Stuart S.
Bearings
Rotary bearing
Antifriction bearing
384544, 310155, 310168, 324174, 324208, F16C 1952, G01P 3487, H02K 2138
Patent
active
047952784
ABSTRACT:
A bearing assembly comprising a bearing including an inner and outer rings one of which is fixed to a rotating member, and a pulser gear fixed to the rotating member. The pulser gear is composed of an annular magnetic plate member and having a plurality of punched through holes mutually separated along a circumferential direction thereof. Revolution of the rotating member can be detected by a sensor provided close to the pulser gear.
REFERENCES:
patent: 3626226 (1971-12-01), Pauwels
patent: 3890517 (1975-06-01), Marsh et al.
patent: 3916234 (1975-10-01), Stigall et al.
patent: 4017756 (1977-04-01), Davidson
patent: 4171495 (1979-10-01), McNinch, Jr.
patent: 4259637 (1981-03-01), Bloomfield et al.
patent: 4667156 (1987-05-01), Machino et al.
Hannon Thomas R.
Levy Stuart S.
Nippon Seiko Kabushiki Kaisha
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