A workpiece holder adapted for an operator having only one useful arm is disclosed wherein the retainer for the workpiece is mounted on a turntable that can be locked into position by using one hand. The retaining jaws can be simultaneously opened by the weight of the operator's arm on a flange connected to one jaw while the workpiece is inserted.
申请公布号
US4135706(A)
申请公布日期
1979.01.23
申请号
US19770845529
申请日期
1977.10.26
申请人
BUTTICCI, DECEASED, DONATE;BUTTICCI, PERSONAL REPRESENTATIVE, DONALD E.
发明人
BUTTICCI, DECEASED, DONATE;BUTTICCI, PERSONAL REPRESENTATIVE, DONALD E.