发明公开
- 专利标题: Drive Unit
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申请号: US17913621申请日: 2021-02-22
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公开(公告)号: US20230179062A1公开(公告)日: 2023-06-08
- 发明人: Steffen KRAFT , Miran PERCIC , Rüdiger NIERESCHER , Klaus KRAFT
- 申请人: ZF Friedrichshafen AG
- 申请人地址: DE Friedrichshafen
- 专利权人: ZF Friedrichshafen AG
- 当前专利权人: ZF Friedrichshafen AG
- 当前专利权人地址: DE Friedrichshafen
- 优先权: DE 2020203711.6 2020.03.23
- 国际申请: PCT/EP2021/054260 2021.02.22
- 进入国家日期: 2022-09-22
- 主分类号: H02K7/108
- IPC分类号: H02K7/108 ; B62M6/40 ; H02K5/173 ; H02K7/00 ; H02K7/08 ; H02K11/24 ; H02K13/00
摘要:
A drive unit (10) for a manually driven vehicle, in particular a bicycle or an EPAC, includes a housing (12), a bottom bracket shaft (14), an electric auxiliary drive (16), and an output shaft (22) designed as a hollow shaft. The bottom bracket shaft (14) and the output shaft (22) are coaxial. The output shaft (22) surrounds the bottom bracket shaft (14) at least partially along an axial direction. A first freewheel clutch (24) and a second freewheel clutch (26) are arranged radially between the bottom bracket shaft (14) and the output shaft (22). The freewheel clutches are axially adjacent and act on the output shaft (22).
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