Speed sensing rolling bearing unit

Details Speed sensing rolling bearing unit Speed sensing rolling bearing unit

1996-01-11

1997-10-21

Footland, Lenard A.

Bearings

Rotary bearing

Antifriction bearing

F16C 3330

Patent

active

056789335

ABSTRACT:
A speed sensing rolling bearing unit having a hub rotating together with a vehicle wheel, a tone wheel fixed to the hub and made from a light-shielding material circumferentially provided with a number of light transmitting portion or a non-reflecting material circumferentially provided with a number of light-reflecting portions, a dover having a synthetic resin block in it, and a sensor embedded in the synthetic resin block and comprising a light-emitting element and a light-receiving element which receives the light from the light-emitting element intermittently as the hub rotates.

REFERENCES:
patent: 4774463 (1988-09-01), Mizobuchi et al.
patent: 5166611 (1992-11-01), Kujawa et al.

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