发明授权
- 专利标题: Direct electrical drive
- 专利标题(中): 直接电驱动
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申请号: US10595250申请日: 2004-09-29
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公开(公告)号: US07812486B2公开(公告)日: 2010-10-12
- 发明人: Bernd Pfannschmidt
- 申请人: Bernd Pfannschmidt
- 申请人地址: DE München
- 专利权人: Siemens Aktiengesellschaft
- 当前专利权人: Siemens Aktiengesellschaft
- 当前专利权人地址: DE München
- 代理商 Henry M. Feiereisen; Ursula B. Day
- 优先权: DE10345888U 20030930
- 国际申请: PCT/EP2004/010901 WO 20040929
- 国际公布: WO2005/032902 WO 20050414
- 主分类号: H02K1/32
- IPC分类号: H02K1/32 ; H02K9/00
摘要:
The invention relates to a direct electrical drive (1) for a wheel set (30) of a vehicle, wherein the direct electrical drive (1) comprises a stator (7) and a rotor (3), with the rotor (3) being coupled mechanically with a wheel set shaft (11). The rotor (3) includes a cooling device. The cooling device includes cooling channels (22), an air inlet (37) and at least one fan (9), whereby the cooling channels (22) extend inside the rotor (3).
公开/授权文献
- US20070120428A1 Direct electrical drive 公开/授权日:2007-05-31
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