Capillary action brake shoe: vacuum suction type

Details Capillary action brake shoe: vacuum suction type Capillary action brake shoe: vacuum suction type

1977-05-02

1979-01-23

Kazenske, Edward R.

Brakes

Vehicle

Velocipede

188 731, 188250B, 188256, 188264A, F16D 6900

Patent

active

041356063

ABSTRACT:
A brake block for a rim brake assembly of a bicycle which has a wheel rim. The brake block comprises an elongated body member of frictional material and has a face with cavities therein. The body has a longitudinal hole extending from end to end therein. Narrow holes or porous inserts connect the longitudinal hole with the face surface and the cavities.

REFERENCES:
patent: 562346 (1896-06-01), Whitcomb
patent: 943995 (1909-12-01), Reid
patent: 1143518 (1915-06-01), Duschnitz
patent: 1303172 (1919-05-01), De France
patent: 1510825 (1924-10-01), Bousquet
patent: 2241218 (1941-05-01), Pickard
patent: 2406067 (1946-08-01), Eurit
patent: 2748902 (1956-06-01), Foster
patent: 2851132 (1958-09-01), James
patent: 3835963 (1974-09-01), Ohtani
patent: 3840093 (1974-10-01), Hamayasu
patent: 4029181 (1977-06-01), Lewis

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