FIELD: transport.
SUBSTANCE: invention relates to bicycle drive with auxiliary motor in carriage. Stator outer surface is provided with transducer 244 to measure rpm of cranks 22. Appropriate transducer plates 231 are fitted on iner side of side cover 23, outer part of the latter being attached to pedal crank 22. Rotor hollow axle 243 is engaged with sprocket 26 via planetary reduction gear 25 and first ratchet 27. Crankshaft extends through said hollow axle 243 to engage with sprocket 26 via second ratchet 28.
EFFECT: compact drive, automatic motor start, reduced crank rpm.
9 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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