Bicycle brake system

Details Bicycle brake system Bicycle brake system

1999-01-15

1999-12-21

Oberleitner, Robert J

Brakes

Vehicle

Velocipede

188344, 74 182, 74488, B62L 500

Patent

active

060036397

ABSTRACT:
A hydraulic brake system for a two wheel bike having handlebars, a master cylinder assembly mounted on the handlebar, the assembly including a housing, a tubular body mounted in the housing, a piston mounted in the tubular body, an overrating lever pivotally mounted on the housing, a push rod operatively connecting the operating lever to the piston, a spring mounted in the cartridge body to bias the piston to an inoperative position in the cartridge body, a resilient bladder filled with a hydraulic fluid enclosing the cartridge body, a port timing hole in the cartridge body connecting the cartridge body to the bladder to maintain fluid pressure in the cartridge body, a brake assembly mounted on the housing, and a brake line operatively connecting the cartridge body to the brake assembly.

REFERENCES:
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patent: 1717520 (1929-06-01), Reilly
patent: 2310976 (1943-02-01), Masteller
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patent: 3621945 (1971-11-01), Spry
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patent: 4694938 (1987-09-01), Hayashi et al.
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"Enduros"; von BMW Motorrad GmbH & Co., Munchen, Deutschland brochure printed in Germany Aug. 1993; (8 pgs).
"Aprilia Pegaso 650"; p. 26 from von BMW Motorrad GmbH & Co., Munchen, Deutschland "Motorrad Katalog" printed in Germany Aug. 1993.
"34-0001 BMW F650"; (2-pg. excerpt from a BMW Parts Catalog), date unknown.
Patent Abstracts of Japan, vol. 008, No. 197 (M-324), Sep. 11, 1984 and JP 086724 A (Yoshikawa Seisakusho:KK), May 19, 1984.

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