发明授权
- 专利标题: Power tool transmission
- 专利标题(中): 电动工具传动
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申请号: US12911365申请日: 2010-10-25
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公开(公告)号: US08714888B2公开(公告)日: 2014-05-06
- 发明人: Frederick R. Bean , Jason McRoberts , Ashok Samuel Baskar , Micah A. Coleman
- 申请人: Frederick R. Bean , Jason McRoberts , Ashok Samuel Baskar , Micah A. Coleman
- 申请人地址: US DE Newark
- 专利权人: Black & Decker Inc.
- 当前专利权人: Black & Decker Inc.
- 当前专利权人地址: US DE Newark
- 代理机构: Harness, Dickey & Pierce, P.L.C.
- 主分类号: B23B47/14
- IPC分类号: B23B47/14
摘要:
A power drill can comprise a housing having a motor that includes an output member. A rotary output spindle can be journaled in the housing. A transmission can be disposed in the housing and include a first output gear and a second output gear. The transmission can selectively couple the output member to the output spindle through one of the first output gear or the second output gear for rotating the output spindle at one of a first speed or a second speed, respectively. A speed shift assembly can include a guide plate and a user engageable member. The guide plate can selectively influence movement of the first and second output gears. The user engageable member can be movable between a first speed position and a second speed position. Movement between the first and second positions can cause the second output gear to at least partially nest into the first output gear.
公开/授权文献
- US20120099936A1 POWER TOOL TRANSMISSION 公开/授权日:2012-04-26
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