Cam assisted wheel brake

Details Cam assisted wheel brake Cam assisted wheel brake

2006-02-21

2006-02-21

Graham, Matthew C. (Department: 3683)

Brakes

Vehicle

Velocipede

C188S024120, C188S00200R

Reexamination Certificate

active

07000739

ABSTRACT:
A cam assisted wheel brake for a bicycle comprising two arms mounted on a bolt, which provides a pivot point for the arms and a means for attachment of the brake to the fork of the bicycle. The brake incorporates a cam lever pivotably associated with the first arm and which engages a finger portion of the second arm and which comprising a first portion having a screw passing through a bore, a middle portion having a top edge having a curved edge portion, and a second portion pivotably connected to the first arm by a pin extending therethrough. The invention preferably has a quick release mechanism comprising a lever having a first pin extending therefrom, the pin pivotably engaging a bore in the first arm, and a second pin extending off axis from the first pin and pivotably engaging the second portion of the cam lever.

REFERENCES:
patent: 3314504 (1967-04-01), Altenburger
patent: 3628635 (1971-12-01), Yoshigai
patent: 4014408 (1977-03-01), Armstrong
patent: 4064972 (1977-12-01), Ohtani et al.
patent: 4482033 (1984-11-01), Yoshigai
patent: 4667778 (1987-05-01), Ozaki
patent: 4852698 (1989-08-01), Nagano
patent: 5188200 (1993-02-01), Modolo
patent: 5425434 (1995-06-01), Romano
patent: 5464074 (1995-11-01), Yoshikawa
patent: 5819880 (1998-10-01), Ota et al.

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