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LEON CHAPUIS ET CIE SOC
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LEON CHAPUIS ET CIE SOC
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Publication of FR421229ApublicationCriticalpatent/FR421229A/fr
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
B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
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Mechanical Engineering
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FR421229A1910-10-041910-10-04Pignon amovible s'adaptant sur le pignon des moyeux de bicyclettes en vue d'en changer la multiplication
ExpiredFR421229A
(fr)
Perfectionnements apportés aux appareils de locomotion composés de bicyclettes ou motocyclettes accouplées latéralement entre elles ou avec d'autres véhicules
Perfectionnements apportés aux appareils de locomotion composés de bicyclettes ou motocyclettes accouplées latéralement entre elles ou avec d'autres véhicules