<p>An excavating tooth wherein the coupling between the point and the adapter is achieved through an external lock to convert lateral point unseating forces from shear to compression.</p>
申请公布号
CA1172288(A)
申请公布日期
1984.08.07
申请号
CA19810387435
申请日期
1981.10.06
申请人
ESCO CORPORATION
发明人
HAHN, FREDERICK C.;BARBER, WILLIAM R., JR.;HAMPEL, DAVID A.
