| 摘要 |
PCT No. PCT/IT89/00049 Sec. 371 Date Feb. 7, 1991 Sec. 102(e) Date Feb. 7, 1991 PCT Filed Jul. 11, 1989 PCT Pub. No. WO90/00659 PCT Pub. Date Jan. 25, 1990.A multi-controlled security lock includes a slide which can be moved back and forth with respect to frame by at least one of two control devices, such as, a key control device or a remote electric control device. A carriage mounted on lock bolts is movable back and forth with respect to the frame. An irreversible actuating device is located between the carriage and the slide for permitting a movement of the carriage between an open position and a locked position in response to a movement of the slide and for preventing a movement of the carriage between the locked position and the open position in response to a force exerted on the carriage.
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