发明名称 Hammerpin puller
摘要 A means for pulling a hammerpin including a reciprocating gripping means associated with the hammermill frame, said means initially gripping a hammerpin extension and thereafter gripping and supporting said hammerpin during the pulling thereof.
申请公布号 US4017957(A) 申请公布日期 1977.04.19
申请号 US19750584606 申请日期 1975.06.06
申请人 GRUENDLER CRUSHER & PULVERIZER CO. 发明人 DREYER, FREDRICK B.
分类号 B23P19/04;(IPC1-7):B23P19/04 主分类号 B23P19/04
代理机构 代理人
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