发明名称 Tool holder for a power tool, particularly for a chisel hammer and/or rotary hammer
摘要 The invention relates to a tool holder for an electric tool, particularly for a chisel hammer and/or drill hammer. A tool receptacle is provided for receiving a cylindrical shaft of an insertion tool introduced through an insertion opening. The cylindrical shaft has at least two diametrically opposed detent depressions on its circumferential surface. The tool holder further has a locking device having at least one locking element, at least one blocking element and at least one restoring element. According to the invention, the locking device has at least two locking elements. Upon insertion of the cylindrical shaft of the insertion tool, the restoring element applies different forces to the locking elements of the locking device.
申请公布号 US8672331(B2) 申请公布日期 2014.03.18
申请号 US20080665616 申请日期 2008.04.22
申请人 BRAUN WILLY;KOEPF CHRISTIAN;ROBERT BOSCH GMBH 发明人 BRAUN WILLY;KOEPF CHRISTIAN
分类号 B23B31/22;B25D17/08 主分类号 B23B31/22
代理机构 代理人
主权项
地址