High speed door assembly

Details High speed door assembly High speed door assembly

1991-10-02

1993-04-27

Kannan, Philip C.

Movable or removable closures

Condition responsive control

49141, 49360, E05F 1520, E05B 6510

Patent

active

052050696

ABSTRACT:
A high speed door assembly, comprising an actuator cylinder and piston rods, a pressure supply cylinder and fittings, an electrically detonated explosive bolt, a honeycomb structured door, a honeycomb structured decelerator, and a structural steel frame encasing the assembly to close over a 3 foot diameter opening within 50 milliseconds of actuation, to contain hazardous materials and vapors within a test fixture.

REFERENCES:
patent: 3064963 (1962-11-01), Wilson
patent: 3214156 (1965-10-01), Klose et al.
patent: 4003714 (1977-01-01), Foglino et al.

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