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1. 发明申请

US20110030985A1 IMPACT DRILL 有权
标题翻译：冲击钻
公开(公告)号：US20110030985A1
公开(公告)日：2011-02-10
申请号：US12537351
申请日：2009-08-07
申请人： Kim Y.C. TSAI , Cheng-I Teng , Jeng-Da Tsai
发明人： Kim Y.C. TSAI , Cheng-I Teng , Jeng-Da Tsai
IPC分类号： B23B45/16 , B25F5/02 , B25D16/00
CPC分类号： B25B21/026 , B23B31/1207 , B23Q3/12 , B25B21/02 , Y10T279/17085 , Y10T279/17752
摘要： An impact drill includes a housing having an accommodation chamber and a through hole extending from the accommodation chamber to the outside space, a driving mechanism mounted in the accommodation chamber and having a transmission shaft positioned in the through hole for providing an output torque and producing an impact force intermittently upon a resistance, the transmission shaft having a polygonal front segment extending out of the accommodation chamber, and a chuck unit, which has a drill chuck that has a connection barrel defining a polygonal coupling hole that is press-fitted onto the polygonal front segment of the transmission shaft and a first bearing mounted on the connection barrel and received in the through hole to secure the drill chuck to the housing.
摘要翻译：冲击钻包括具有容纳室和从容纳室延伸到外部空间的通孔的壳体，安装在容纳室中的驱动机构，并且具有定位在通孔中的传动轴，用于提供输出扭矩并产生所述传动轴具有延伸出所述容纳室的多边形前段，以及卡盘单元，所述卡盘单元具有钻夹头，所述夹头单元具有限定多边形联接孔的连接筒，所述多边形联接孔压配合到所述多边形上传动轴的前段和安装在连接筒上并被容纳在通孔中的第一轴承将钻夹头固定到壳体。

2. 发明授权

US08051920B2 Impact drill 有权
标题翻译：冲击钻
公开(公告)号：US08051920B2
公开(公告)日：2011-11-08
申请号：US12537351
申请日：2009-08-07
申请人： Kim Y.C. Tsai , Cheng-I Teng , Jeng-Da Tsai
发明人： Kim Y.C. Tsai , Cheng-I Teng , Jeng-Da Tsai
IPC分类号： B25D11/00
CPC分类号： B25B21/026 , B23B31/1207 , B23Q3/12 , B25B21/02 , Y10T279/17085 , Y10T279/17752
摘要： An impact drill includes a housing having an accommodation chamber and a through hole extending from the accommodation chamber to the outside space, a driving mechanism mounted in the accommodation chamber and having a transmission shaft positioned in the through hole for providing an output torque and producing an impact force intermittently upon a resistance, the transmission shaft having a polygonal front segment extending out of the accommodation chamber, and a chuck unit, which has a drill chuck that has a connection barrel defining a polygonal coupling hole that is press-fitted onto the polygonal front segment of the transmission shaft and a first bearing mounted on the connection barrel and received in the through hole to secure the drill chuck to the housing.
摘要翻译：冲击钻包括具有容纳室和从容纳室延伸到外部空间的通孔的壳体，安装在容纳室中的驱动机构，并且具有定位在通孔中的传动轴，用于提供输出扭矩并产生所述传动轴具有延伸出所述容纳室的多边形前段，以及卡盘单元，所述卡盘单元具有钻夹头，所述夹头单元具有限定多边形联接孔的连接筒，所述多边形联接孔压配合到所述多边形上传动轴的前段和安装在连接筒上并被容纳在通孔中的第一轴承将钻夹头固定到壳体。

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