Machine element or mechanism – Gearing – Plural power paths to and/or from gearing
Patent
1979-12-04
1982-03-23
Herrmann, Allan D.
Machine element or mechanism
Gearing
Plural power paths to and/or from gearing
74781B, 192 6A, F16H 344, B60K 4126
Patent
active
043206727
ABSTRACT:
An independent unit including a multi-speed transmission mechanism and a driving device both assembled on a main fixed shaft of a bicycle in detachably mountable relation with respect to a hub shell for receiving the unit thereby making it very easy to repair any damaged portion of the mechanism and the device merely by exchanging the unit for a new one.
Also disclosed is a similar unit comprising a brake shoe and a brake cone integrally formed in detachably mountable relation with respect to a hub shell adapted for a coaster brake type multi-speed transmission hub.
REFERENCES:
patent: 2530646 (1950-11-01), Brown
patent: 2865477 (1958-12-01), Hood
patent: 2865478 (1958-12-01), Hood
patent: 3113472 (1963-12-01), Schwerdhofer
patent: 3215002 (1965-11-01), Schwerdhofer
patent: 3828627 (1974-08-01), Schwerdhofer
patent: 3973451 (1976-08-01), Kine
patent: 4147243 (1979-04-01), Segawa et al.
patent: 4160393 (1979-07-01), Fukui
Herrmann Allan D.
Shimano Industrial Company Limited
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