FR1004054A - Commande de changement de vitesse, plus spécialement pour bicyclettes de course, fonctionnant pendant le pédalage vers l'avant
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Commande de changement de vitesse, plus spécialement pour bicyclettes de course, fonctionnant pendant le pédalage vers l'avant
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B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
B62M9/16—Tensioning or adjusting equipment for chains, belts or the like
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FR1004054D1949-01-051949-12-29Commande de changement de vitesse, plus spécialement pour bicyclettes de course, fonctionnant pendant le pédalage vers l'avant
ExpiredFR1004054A
(fr)