Post assembly permitting only limited opening of a portal

Details Post assembly permitting only limited opening of a portal Post assembly permitting only limited opening of a portal

1993-07-20

1995-03-07

Lindsey, Rodney M.

Closure fasteners

Bolts

Sliding and rotary

292DIG15, E05C 502

Patent

active

053951433

ABSTRACT:
A locking assembly consisting of a post device is positionable in floor adjacent to a door permitting the door to be no more than partially opened. The locking assembly comprises a base fixture permanently mounted in the floor, and a post in the base assemmbly which can be raised so as to block the door against being completely opened, or lowered to permit the door to be completely opened. The locking member is releasably coupled within the fixture by means of a post connection. The post is raised or lowered by turning the post clockwise or counterclockwise until a pin located at the bottom of the post engages with a slot in the post thereby permitting the post to raised or lowered.

REFERENCES:
patent: 1631370 (1927-06-01), Gillette
patent: 3078704 (1963-02-01), Rifkin
patent: 3330585 (1967-07-01), Pollin
patent: 4343500 (1982-08-01), Steiner
patent: 4462623 (1984-07-01), Grant
patent: 5018241 (1991-05-01), Baines
patent: 5120093 (1992-06-01), Carney

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