Internal shoe drum brake having diverging abutment surfaces

Details Internal shoe drum brake having diverging abutment surfaces Internal shoe drum brake having diverging abutment surfaces

1992-11-10

1995-04-18

Graham, Matthew C.

Brakes

Elements

Shoes

188341, F16D 6509

Patent

active

054070376

ABSTRACT:
A brake shoe for an internal shoe drum brake has an arcuate platform carrying a lining of friction material on its outer face. A web extends perpendicularly from the inner face of the platform and provides a shoe tip intended to be supported on an angled surface of the brake abutment. This shoe tip has a pair of differently directed surface portions. The invention also embraces an internal shoe drum brake incorporating a pair of the aforesaid shoes of which the abutment shoe tips are arranged so that the abutment is engaged respectively by non-corresponding ones of the shoe tip surface portions.

REFERENCES:
patent: 1980225 (1934-11-01), Parker et al.
patent: 2718284 (1955-09-01), Anderson
patent: 2989150 (1961-06-01), Compton
patent: 3324975 (1967-06-01), Cumming
patent: 3596741 (1971-08-01), Miyajima

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