Device for use in mechanical power transmission system

Details Device for use in mechanical power transmission system Device for use in mechanical power transmission system

1977-12-09

1979-08-14

Scott, Samuel

Machine element or mechanism

Gearing

Toothed gear and recirculated unconnected elements

280236, 280261, 74217CV, F16H 1102, F16H 1106, B62M 900, B62M 2500

Patent

active

041641531

ABSTRACT:
Disclosed herein is a bicycle comprising a frame, a pair of wheels supporting the frame, a sprocket fixed to one of the wheels, a drive member rotatably carried by the frame, a pair of pedals connected to the drive member, a plurality of links carried by the drive member for common rotation therewith and for pivotal movement relative thereto, a driven member, an inner guide ring, an arm supporting the inner guide ring on the frame for transverse movement relative to the rotary axis of the drive member, surfaces on each of the outer ends of the links and on the driven member and on the inner ring for mounting the driven member for common movement with the inner ring and for rotation relative thereto and for effecting rotation of the driven member in response to rotation of the drive member, a cylinder-piston arrangement on the frame for displacing the inner ring relative to the rotary axis of the drive member to vary the rate of rotation of the driven member relative to the drive member, and an endless member trained around the sprocket and the driven member.

REFERENCES:
patent: 3613466 (1971-10-01), Houghton
patent: 3913947 (1975-10-01), Harris
patent: 4061046 (1977-12-01), Lang

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