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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0500021 (1990-03-27) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 15 |
Drive mechanism, particularly for use with a bicycle, of the type having variable diameter drive and driven members connected by an endless belt which engages adjustable segments on the members. Through a control members the drive ratio can be adjusted to multiple, discrete settings. Belt wrap is ma
A variable ratio drive mechanism mounted on a frame comprising: drive sheave means mounted on a first surface of said frame; driven sheave means mounted on a second surface of said frame which is substantially opposite said first surface; endless member which drivingly couples the sheave means to ea
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