发明名称 |
Bicycle drive device, in form of electric motor driven spur wheel engaging with matching gear ring fitted inside front wheel rim |
摘要 |
<p>An electric motor (3) is secured to the bicycle front fork by a clamp mounting (4). The output shaft of the motor is fitted with a spur gear. This engages with a plastic or metal drive ring (1) with matching teeth fitted to the inside of the front wheel rim.</p> |
申请公布号 |
DE20314210(U1) |
申请公布日期 |
2004.01.15 |
申请号 |
DE2003214210U |
申请日期 |
2003.09.12 |
申请人 |
FREIMUND, WOLFGANG |
发明人 |
|
分类号 |
B62M6/40;B62M6/60;B62M6/75;B62M7/10;B62M13/00;(IPC1-7):B62K11/10;B62M11/02 |
主分类号 |
B62M6/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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