Protective boot for a piston-cylinder unit of a disk brake

Brakes – Operators – Fluid pressure

Reexamination Certificate

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Details

C188S073100

Reexamination Certificate

active

07905336

ABSTRACT:
A flexible boot for protecting a cylinder-piston unit of a disk brake of the type that includes a piston slidable in a cylinder in order to act on a brake pad. The flexible boot has a surface with a portion that can face a wall of the pad when in a rolled-up position. The flexible boot is characterized in that it comprises at least one spacer element that is associated with the surface and is intended to come into contact with the wall of the pad in order to keep the portion of the surface spaced from the wall of the pad.

REFERENCES:
patent: 3528301 (1970-09-01), Wasmer
patent: 4121845 (1978-10-01), Reynolds et al.
patent: 4431090 (1984-02-01), Kinoshita
patent: 4524677 (1985-06-01), Ashman et al.
patent: 4537289 (1985-08-01), VonGrunberg et al.
patent: 4809821 (1989-03-01), Fulmer
patent: 5048648 (1991-09-01), Le Deit
patent: 5090520 (1992-02-01), Gockel et al.
patent: 5219052 (1993-06-01), Fanelli et al.
patent: 211452 (1987-02-01), None
patent: 411814 (1991-02-01), None
patent: 2 685 749 (1993-07-01), None
patent: 7-180734 (1995-07-01), None
STIC translation of FR 2685749.

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