APPARATUS FOR AUTOMATICALLY CONTROLLING OPERATION OF SLIDE OF FAIL-SAFE PRESS
摘要
An apparatus for automatically controlling the operation of a slide of a fail-safe press. The movement of the hands of a worker in/out of dangerous areas (D and DN) above the bolster of the press is detected on the basis of the output generation modes of two light curtains (5 and 21). When the movement of the hands of the worker out of the dangerous areas (D and DN) is detected a signal which permits the descending operation of the slide is generated.
申请公布号
WO9809802(A1)
申请公布日期
1998.03.12
申请号
WO1997JP00727
申请日期
1997.03.07
申请人
THE NIPPON SIGNAL CO., LTD.;FUTSUHARA, KOICHI;SHIRAI, TOSHIHITO;SAKAI, MASAYOSHI