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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
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출원번호 | US-0523193 (1995-09-05) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 18 인용 특허 : 15 |
A power assist apparatus which includes a battery powered motor which is mounted on a manually operated vehicle such as a bicycle, which is to be selectively usable by the rider of the bicycle to not only assist in the manual operation of the bicycle but can be used as a sole source of operation of
[ What is claimed is:] [1.] A power assist apparatus for a manually operated vehicle, said manually operated vehicle having a support wheel adapted to engage with a surface on which said manually operated vehicle is to be operated, said power assist apparatus including a drive wheel designed to oper
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