Brakes – Wheel – Axially movable brake element or housing therefor
Patent
1993-02-01
1994-07-05
Oberleitner, Robert J.
Brakes
Wheel
Axially movable brake element or housing therefor
188 724, 277169, 277171, F16D 6520, F16B 1508
Patent
active
053259408
ABSTRACT:
A disc brake having a brake caliper provided with a hydraulic actuating device including a brake cylinder and a brake piston. The brake piston is sealed relative to the brake cylinder by way of a sealing ring arranged in a surrounding annular groove of the brake cylinder. The annular groove is provided with a recess arranged in the transitional area between a groove wall and the cylinder surface. The recess is confined by at least three surrounding conical surfaces whose angles towards the cylinder surface increase progressively, starting from the surface which borders on the cylinder surface up to the surface which borders on the groove wall.
REFERENCES:
patent: 4387901 (1983-06-01), Ritsema
patent: 5076593 (1991-12-01), Sullivan et al.
Rueckert Helmut
Ruehle Kurt
Alfred Teves GmbH
Ballato Josie A.
Oberleitner Robert J.
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