FIELD: devices for holding wings open, particularly means to control pendulum blocking device cabinet door.
SUBSTANCE: blocking device used as executive tool of access control means comprises base and electromagnet arranged in metal case, as well as cam fixed to door shaft. The device is provided with stop means, which may rotate in vertical plane about an axis in mechanism base slot. The stop means enter in door shaft cam slot and is lowered by its gravity as a result of base and cam slots alignment to block door shaft.
EFFECT: possibility of blocking mechanism door blocking and unblocking along with corresponding door unblocking and opening message generation.
4 cl, 12 dwg
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Authors
Dates
2006-07-27—Published
2004-10-26—Filed