BICYCLE AND PRODUCTION METHOD FOR BICYCLE
A bicycle 1 includes a front wheel 11 and a rear wheel 12. The bicycle 1 includes: a shaft 16 having a first gear 21 provided between the front wheel 11 and the rear wheel 12, a second gear provided to the rear wheel 12, a third gear 161 that engages with the first gear 21, and a fourth gear 162 tha...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A bicycle 1 includes a front wheel 11 and a rear wheel 12. The bicycle 1 includes: a shaft 16 having a first gear 21 provided between the front wheel 11 and the rear wheel 12, a second gear provided to the rear wheel 12, a third gear 161 that engages with the first gear 21, and a fourth gear 162 that engages with the second gear; and a connection part 151 to which a gear crank 17 for rotating the first gear 21 is connected in an attachable/detachable manner and which transmits the drive force of the gear crank 17 to the first gear 21. |
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