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公开(公告)号:US3802123A
公开(公告)日:1974-04-09
申请号:US26819472
申请日:1972-06-30
Applicant: ATLAS KASSENFAB AG
Inventor: FREY O , ERNE H , SCHELLHORN H
CPC classification number: E05F15/56 , E05F1/16 , E05F15/40 , E05F15/72 , E05Y2201/41 , E05Y2201/422 , E05Y2201/448 , E05Y2900/132
Abstract: Emergency door opening system in which pressurized gas is supplied to a pneumatic door opening device through a solenoid control valve automatically opening in the event of power failure. Preferably, the gas flow is restricted downstream of the control valve to open the door at a safe rate.
Abstract translation: 紧急门打开系统,其中通过电磁控制阀向气动门打开装置供应加压气体,在断电的情况下自动打开。 优选地,气流被限制在控制阀的下游,以安全的速度打开门。