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Continuously variable transmission especially for bicycles with electric drive
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Infinitely variable hub gear for bicycles, pedelecs and e-bikes, with and without automatic adjustment of the gear ratio to the driving speed.
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Infinitely variable gear system for e.g. bicycles, has chain drive whose gear is located outside gear housing, and pinion bolt driven over chain of chain ring that is rotationally and axial fixedly connected to drive wheel of bicycle
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Infinitely-variable gear system for e.g. bicycles, has clutch axially supported in transmission housing, large toothed wheel small gear driving spur gear, and pinion large gear driving chain drive, which is arranged outside housing
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Continuously variable transmission for use in rotary drives of e.g. bicycles, has small ring, roller support and large ring that are respectively designed as outer gear, bar and inner gear, to receive rotational drive power, and output
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Stepless gearbox for e.g. pedal electric cycle, has frictional bodies whose rotational axis is inclined to main axis and lies tangential or perpendicular to imaginary cylindrical periphery of main axis
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Kit for the modular production of a device for observing and photographing objects
