Drive train comprising two separate shiftable gear mechanisms which are coupled by means of intermediate gear mechanisms
Number of patents in Portfolio can not be more than 2000
United States of America
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Oct 29, 2024
Grant Date -
Apr 14, 2022
app pub date -
Oct 30, 2018
filing date -
Oct 30, 2018
priority date (Note) -
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Abstract
A drive train for muscle-driven single-track or multi-track vehicles with a crank-driven bottom bracket gearbox which is connected on the output side to a chain or belt drive from which a chain or belt leads directly or shiftably to a pinion to a rear wheel hub, belt leads directly or switchably in each case to a pinion to a rear wheel hub, wherein in addition to the bottom bracket gearbox, which is designed as a primary gearbox with n speeds or with variable transmission ratio, a rear-mounted gearbox is also arranged in the drive train as a switchable rear wheel hub gearbox with m=two or m=three speeds, wherein n and m are natural numbers. In addition to the bottom bracket gearbox, which is designed as a primary gearbox with n speeds, the drive train also includes a rear-mounted gearbox as a shiftable rear wheel hub gearbox with m=two or m=three speeds.
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