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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0128866 (1993-09-29) |
우선권정보 | JP-0285432 (1992-09-30) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 43 인용 특허 : 0 |
A pedal operated vehicle such as a bicycle having an electric motor assist. The assist ratio provided by the electric motor may be varied in response to a variety of vehicle conditions such as speed so as to reduce the consumption of electrical energy and to avoid over speed conditions. Various cont
An electrically assisted, manually powered vehicle having at least one driving wheel, an operator driven driving member to which an operator applies a force manually, transmission means coupling said driving member to said driving wheel for operator powered driving of said vehicle, force sensing mea
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