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Pressure arming device
申请号	US71373046	申请日	1946-12-03	公开(公告)号	US3715982A	公开(公告)日	1973-02-13
申请人	NAVAL RES LABOR;			发明人	HAYES H; TRENT H;
摘要	5. AN ARMING DEVICE FOR UNDERWATER MINES COMPRISING A SOURCE OF ELECTRICAL POWER, A MINE POWER SUPPLY CIRCUIT, A NORMALLY OPEN CONTROL CIRCUIT, RELAY MEANS RESPONSIVE TO CLOSURE OF SAID CONTROL CIRCUIT TO CONNECT TO SAID POWER CIRCUIT TO SAID SOURCE, MEANS RESPONSIVE TO A DROP IN PRESSURE TO CLOSE SAID CONTROL CIRCUIT, A FIRST TIMING MEANS OPERABLE TO OPEN SAID POWER CIRCUIT AFTER A GIVEN TIME AND A SECOND TIMING MEANS OPERABLE UPON OPENING OF THE POWER CIRCUIT TO BLOCK OPERATION OF THE CONTROL CIRCUIT FOR A GIVEN TIME. D R A W I N G
权利要求
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