- 专利标题: Hand-held power tool with a clutch and method for producing a groove in the circumferential wall of a clutch drum of a hand-held power tool
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申请号: US14669218申请日: 2015-03-26
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公开(公告)号: US09518616B2公开(公告)日: 2016-12-13
- 发明人: Günter Wolf , Marcel Förster
- 申请人: Andreas Stihl AG & Co. KG
- 申请人地址: DE Waiblingen
- 专利权人: Andreas Stihl AG & Co. KG
- 当前专利权人: Andreas Stihl AG & Co. KG
- 当前专利权人地址: DE Waiblingen
- 代理商 Gudrun E. Huckett
- 优先权: DE102014004930 20140405
- 主分类号: F16D13/62
- IPC分类号: F16D13/62 ; F16D43/18 ; B21D28/00 ; F16D43/14 ; F16D67/02 ; B21J5/00 ; B27B17/10 ; F16D13/64
摘要:
A hand-held power tool is provided with a drive motor and a clutch connected to the drive motor. The drive motor drives a tool member through the clutch. The clutch has a clutch drum with a circumferential wall provided with an end face. A follower member engages a groove in the circumferential wall of the clutch drum and a driven element is connected to the follower member to be driven by the follower member. The groove extends from the end face of the circumferential wall into the circumferential wall and has a groove bottom and two groove sides positioned opposite each other. The circumferential wall has a protrusion located at the groove bottom. The protrusion has a protrusion thickness measured at the groove bottom that amounts to at least approximately 110% of a wall thickness of the circumferential wall measured at the two groove sides.
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