Closure fasteners – Clamps – Portable
Patent
1987-04-10
1988-09-13
Moore, Richard E.
Closure fasteners
Clamps
Portable
E05C 1918
Patent
active
047704500
ABSTRACT:
A door guard device (A) for interlocking a door (10) surrounded by a door frame having a doorjamb (16) and a front facing (14) is disclosed. The device includes a first arm (22) with legs (24, 26) which straddle a doorknob (20). A second arm (28) extends perpendicular to the door and is joined by a third arm (30) parallel to the door and engaging front facing (14) to prevent outward door opening. A brace (32) holds the device in place and allows for loose tolerancing of the device to allow for placement in a quick and easy manner and on a variety of door designs.
REFERENCES:
patent: 1239802 (1917-09-01), Macbeth
patent: 2151587 (1939-03-01), Cassileth
patent: 4004833 (1977-01-01), Hull
patent: 4334705 (1982-06-01), Rumph
Flint Cort
Moore Richard E.
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