Abstract:
This is a latch release system which uses a manually actuated switch means electrically connected to a release mechanism including a heat motor and gear means. The heat motor and gear means have means of electrically opening the circuit instituted by the manual switch. The gear means turns a shaft which is connected at one end to a keylock and which is passed through a latch mechanism and is adapted to turn in one direction without turning the keylock.
Abstract:
This is a door switch housing in which the body of the housing has either louvers or other movable parts which react under tension in an aperture to allow lateral movement of the housing while providing tight interference fit.