发明名称 SUCTION DEVICE FOR ATTACHMENT TO A MOTOR-DRIVEN HAND TOOL
摘要 <p>An appliance for extracting drillings knocked off by the tool of a powered hand tool is described which has a collecting device (25) which is connected to a suction line (22, 24) which is run past an extractor fan (12). The appliance is designed as a unit which can be separately attached to the powered hand tool. The extractor fan together with the drive motor (13) is arranged in the interior of an auxiliary handle (14) releasably fastened to the powered hand tool. <IMAGE></p>
申请公布号 GB1569532(A) 申请公布日期 1980.06.18
申请号 GB19780017954 申请日期 1978.05.05
申请人 BOSCH GMBH R 发明人
分类号 B23Q11/00;E21B21/015;(IPC1-7):08B15/04;23B45/00 主分类号 B23Q11/00
代理机构 代理人
主权项
地址