发明名称 PERFECCIONAMIENTOS EN LA CONSTRUCCION DE PORTABROCAS
摘要 A drill chuck of the angularly sliding jaw type including a jaw actuating nut and a sleeve associated with the nut mounted on the body of the chuck, various forms of abutment means being provided for retaining the sleeve in its required position relative to the nut.
申请公布号 ES446134(A2) 申请公布日期 1977.09.01
申请号 ES19760446134 申请日期 1976.03.17
申请人 发明人
分类号 B23B31/173;B23B31/12 主分类号 B23B31/173
代理机构 代理人
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