Disc brake assembly having an electrical lining wear indicator

Details Disc brake assembly having an electrical lining wear indicator Disc brake assembly having an electrical lining wear indicator

1986-06-30

1988-05-03

Orsino, Jr., Joseph A.

Communications: electrical

Selective

Having indication or alarm

188 111, B60T 1722, F16D 6602

Patent

active

047423269

ABSTRACT:
A sliding-caliper disc brake assembly includes an H-shaped anti-rattle spring for a brake backing plate that is movable directly by a brake apply piston and an electrical lining wear indicator comprising a mounting portion molded from electrically insulating plastics material with an embedded loop of electrical contact wire fastened on to a central region of the anti-rattle spring. A leg of the mounting portion extends into a recess formed in a layer of friction material carried by the brake backing plate. The mounting block is formed with an internal recess a pair of lateral locating arms and a snap-over detent tongue for co-operation with the anti-rattle spring to ensure secure retention of the mounting portion in position on the spring.

REFERENCES:
patent: 3639895 (1972-02-01), Wilhelmi
patent: 3675197 (1972-07-01), Bennett et al.
patent: 3893543 (1975-07-01), Sibatani et al.
patent: 4677420 (1987-06-01), Topic et al.

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