Electric powered bicycle

Details Electric powered bicycle Electric powered bicycle

1996-04-01

1997-02-11

Ro, Bentsu

Electricity: motive power systems

Battery-fed motor systems

318245, 318268, 180179, 180206, 280210, 361242, B62M 2302, H02P 500

Patent

active

056024487

ABSTRACT:
An electric powered bicycle having a dip sensor or switch and/or a gradient sensor or switch. The bicycle comprises front and rear wheels each rotatably supported by its frame; a chain slung between said wheels and a chain set for transferring manual power to said wheels; an electric motor coupled to one of said wheels for driving said wheel directly; and a power supply capable of supplying electric power to said motor. The dip or gradient sensors are associated with a pulse width modulation circuit.

REFERENCES:
patent: 3599052 (1971-08-01), Carp et al.
patent: 3612017 (1971-10-01), Ishizaki et al.
patent: 3855511 (1974-12-01), Smith
patent: 4168758 (1979-09-01), Holt
patent: 4364448 (1982-12-01), Ikuma

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