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Ferdinand Pierre Ber Chavannes
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Individual
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Individual
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Publication of GB190406232ApublicationCriticalpatent/GB190406232A/en
6232. Chavannes, F. P. B. de. March 14. Driving-mechanism.-The crank axle 5, Fig. 1, drives the front sprocket-wheel on one side of the frame through the toothed wheels 6, 4, 3 on the other side of the frame. The axle of the wheel 4 bears in a projection 7 on the frame, or it may be in line with the axles 1, 5, as shown in Fig. 3.
GB190406232D1904-03-141904-03-14Improvements in Driving Gear for Chain Driven Cycles and the like.
ExpiredGB190406232A
(en)