发明名称 Drilling tool
摘要 Drilling tool with a tool housing which is accommodated at least over sections of its axial length inside a tool handle and guides a drilling spindle which carries at its free end a tool holder for interchangeably holding tool blades. An axially magnetised permanent magnet (6) is inserted centrally into the tool holder (5) made of a non-magnetisable material. The permanent magnet (6) ends at the top end (7) of a hexagon socket (8) of the tool holder (5). A hand-guide sleeve (10) provided with knurling (9) is provided in concentric arrangement around the tool holder (5). The hand-guide sleeve (10) bears firmly against a stop (12) on the tool holder (5) and is held at the end (13) by means of a spring washer (15) inserted into a groove (14) of the tool holder (5). <IMAGE>
申请公布号 DE3118741(A1) 申请公布日期 1982.12.02
申请号 DE19813118741 申请日期 1981.05.12
申请人 KOCH,ROBERT 发明人 KOCH,ROBERT
分类号 B25B15/06;B25G3/02;(IPC1-7):B25B15/06 主分类号 B25B15/06
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