发明名称 |
Electric power tool e.g. percussion drilling machine, has fan guide connected with yoke end surface in axial direction and staying in contact with yoke in circumferential direction, and recess section formed in yoke end surface |
摘要 |
<p>The tool has magnets (32) provided inside a cylindrical yoke (31), and an anchor (41) that is rotatably held inside the yoke. A cooling fan (7) is rotatably fastened to the anchor, and a fan guide (8) is provided at an area of the cooling fan. A cylindrical housing (2) is provided for receiving the yoke. The fan guide is connected with an end surface of the yoke in an axial direction, and stays in contact with the yoke in a circumferential direction. A recess section is formed in the end surface of the yoke in the axial direction. An independent claim is also included for a method for assembling an electric power tool with a cylindrical yoke.</p> |
申请公布号 |
DE102007001388(A1) |
申请公布日期 |
2007.07.12 |
申请号 |
DE20071001388 |
申请日期 |
2007.01.09 |
申请人 |
HITACHI KOKI CO. LTD. |
发明人 |
TAKAHASHI, SHIGERU;TADOKORO, NAOKI;SAITO, TAKUMA |
分类号 |
H02K9/06;H02K5/04 |
主分类号 |
H02K9/06 |
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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