公开(公告)号：US4261619A

公开(公告)日：1981-04-14

申请号：US109331

申请日：1980-01-03

申请人： Sydney Howe ,  William S. Clapham

发明人： Sydney Howe ,  William S. Clapham

IPC分类号： B02C18/18 ,  E21C35/19 ,  E21C25/46

CPC分类号： E21C35/19 ,  B02C18/18

摘要： A mineral cutting tool comprises a head and a shank extending therefrom for fitting into a socket of a box, the shank having a laterally extending, two-part aperture, the parts thereof communicating with one another, with the first aperture part housing a first portion of a resiient retaining member whereby the latter is secured to the shank, the second aperture part housing, with clearance, a second portion of the resilient retaining member, which second portion is flexibly connected to the first portion, the second portion projecting at least from one end of the second aperture part for abutting engagement, in use, with the socket of the box.

摘要翻译： 矿物切割工具包括头部和从其延伸的杆，用于装配到盒的插座中，柄部具有横向延伸的两部分孔，其部分彼此连通，第一孔部分容纳第一部分 一个可靠的保持构件，其中后者固定到柄上，第二孔部分壳体具有间隙，弹性保持构件的第二部分，该第二部分柔性地连接到第一部分，第二部分至少突出于 第二孔径部分的一端用于与盒子的插座抵接。