发明名称 Gripper arm with mistake detector.
摘要 <p>To detect the separation of the jaws (24 and 26) of the gripper arm when gripping an article or articles for insertion in an envelope a pair of disc magnets in a holder (426) attached to the moving jaw (26) slide past a Hall-effect sensor (412). A resilient bracket (430) biasses the magnets against the surface of the sensor (412), thus maintaining a uniform spacing.</p>
申请公布号 EP0287143(A2) 申请公布日期 1988.10.19
申请号 EP19880200510 申请日期 1985.09.09
申请人 BELL & HOWELL COMPANY 发明人 ZEMKE, EDWARD H.;VANDERSYDE, GARY L.;RABINDRAN, GEORGE K.;GUENTHER, KENNETH L.
分类号 B43M3/04;B65H5/14;B65H7/12;B65H43/02;(IPC1-7):B65H43/02;G01R33/06;H03K3/59 主分类号 B43M3/04
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