Movable or removable closures – Mounted for multidirectional or oblique movement – One direction imparts gravitational bias to swinging...
Patent
1976-12-01
1978-09-26
Downey, Kenneth
Movable or removable closures
Mounted for multidirectional or oblique movement
One direction imparts gravitational bias to swinging...
49265, 49280, 49386, E05D 706
Patent
active
041159543
ABSTRACT:
A gate structure is provided whch is openable from a remote position and includes a pair of spaced apart supports on one of which is mounted a hinge arrangement having a pair of spaced apart hinged members which are movable relative to one another and in turn hingedly mount a gate on a support. Power means is provided and is operably connected to the hinge means to effect the relative movement of the hinge members whereby upon relative movement the gate is tilted and the free end thereof is raised so that the gate will open under the influence of gravity. The power means is selectively operated by motive means which is operably connected to actuator means by an energy transmitting member which is substantially immovable during the transmission of energy from the motive means to the actuator means. Latch means is provided which releasably retain the gate in its closed position and when the free end of the gate is raised the latch means will release the gate so that same can move to an open position.
REFERENCES:
patent: 861831 (1907-07-01), Haile
patent: 1186738 (1916-06-01), Boudreau
patent: 3397488 (1968-08-01), Goldstein
King Michael H.
Larkin Mark E.
Downey Kenneth
Lewis Robert J.
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