A device includes a body (21) having a plurality of alternating drive regions (32) and corner regions (33) arranged about a central axis for cooperation to define a socket recess (30) having an open outer end (24) and an inner end (31). Each drive region (32) has a drive surface (35, 36) disposed thereon and confined thereto. At least one drive surface (35, 36) slopes toward the central axis in a first direction generally parallel to the central axis and in a second direction generally traverse to the central axis.
申请公布号
WO0226448(A2)
申请公布日期
2002.04.04
申请号
WO2001US30493
申请日期
2001.09.26
申请人
SNAP-ON TECHNOLOGIES, INC.;IWINSKI, DEAN, J.;DEVECCHIS, MARCO;KIRVEC, BERT;SAUER, KURT
发明人
IWINSKI, DEAN, J.;DEVECCHIS, MARCO;KIRVEC, BERT;SAUER, KURT