Derailleur for a chainwheel assembly for a bicycle

Details Derailleur for a chainwheel assembly for a bicycle Derailleur for a chainwheel assembly for a bicycle

1979-11-29

1982-12-07

Herrmann, Allan D.

Endless belt power transmission systems or components

Control for variable input to output speed-ratio

Including belt shiftable axially from one to another surface...

F16H 1108, B62M 912

Patent

active

043625223

ABSTRACT:
This invention relates to a chainwheel derailleur for a bicycle, characterized in that at least one of the fingers of the fork member is mounted pivotally on an axis perpendicular to its plane.

REFERENCES:
patent: 3890847 (1975-06-01), Dian
patent: 4078444 (1978-03-01), Huret
patent: 4194409 (1980-03-01), Nagano
patent: 4199997 (1980-04-01), Isobe
patent: 4199998 (1980-04-01), Isobe
patent: 4226130 (1980-10-01), Isobe
patent: 4237743 (1980-12-01), Nagano
UK Patent Application No. 2,036,895, published Jul. 2, 1980, (Applicant: Roger H. M. Huret).

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