发明名称 Pneumatic implement for working rock
摘要 A pneumatic implement for working rock, such as, for example, a pneumatic hammer, is described. The implement has a suction device which is arranged on the tool side and is connected via conduit means to a jet pump. The suction device is connected to a casing-like silencer at least partly surrounding the body of the implement. The conduit means are provided in the silencer. <IMAGE>
申请公布号 DE3634149(A1) 申请公布日期 1987.05.14
申请号 DE19863634149 申请日期 1986.10.07
申请人 PORSFELD,FRIEDHELM 发明人 PORSFELD,FRIEDHELM
分类号 B23Q11/00;B23Q11/08;B25D17/11;B25D17/12;B28D1/26;E21B21/015;(IPC1-7):B28D7/02;B28D1/28 主分类号 B23Q11/00
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