Inside Out Library
Mechanical movements, powers and devices (1907)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 234
865. BICYCLE GEAR.—Transmissionby fore and aft shaft with pin-tooth gearing. Sagar model. 866. Pin-tooth wheel andpinion. … 867. BICYCLE CRANK.—A devicefor shortening the up-crank stroke. Theeccentrics are fixed to the frame. Thecranks and eccentric straps revolve onball bearings, carrying by link connectionthe secondary crank shaft and sprocketwheel. 868. Horizontal plan. 869. SWINGING BALL-BEARINGBICYCLE…Mechanical movements
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