Brake shoe clearance automatic adjusting device

Details Brake shoe clearance automatic adjusting device Brake shoe clearance automatic adjusting device

1976-04-12

1976-12-21

Reger, Duane A.

Brakes

Wheel

Transversely movable

188196B, F16D 6558

Patent

active

039982971

ABSTRACT:
In a brake shoe clearance automatic adjusting device comprising a strut member disposed between a pair of arcuate shoes and having a generally L-shaped ratchet member pivotally mounted on one end thereof, one end of the ratchet member being operably connected to one shoe with a clearance, the other end of the strut member being operably connected to the other shoe, and a pawl member pivotally mounted on the strut member for engaging with ratchet teeth formed on the ratchet member, wherein the improvement comprises a plate spring extending between and mounted on two pivotal shafts relating respectively to the ratchet member and the pawl member, and a lug portion formed on the plate spring for resiliently biassing the pawl member towards the ratchet teeth.

REFERENCES:
patent: 3811537 (1974-05-01), Margetts
patent: 3874481 (1975-04-01), Margetts

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