Door safety mechanism

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Closure checks – Inertia

Reexamination Certificate

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Details

C016S082000, C049S070000, C049S462000

Reexamination Certificate

active

08060982

ABSTRACT:
A safety mechanism for preventing door slamming includes a board and a pivot extending from the board. A rotatable arm is attached at a first end to the pivot. Door arresting wedge (AW) is attached substantially perpendicularly to the second end of the arm. One or more magnets are disposed on the board for attracting the arm. One or more magnets disposed on an edge of the arm, and a matching stopper is used to limit the rotation of the arm.

REFERENCES:
patent: 1685023 (1928-09-01), Cowan
patent: 2175403 (1939-10-01), Larson
patent: 2526616 (1950-10-01), Briggs
patent: 3800360 (1974-04-01), Knarreborg
patent: 3989286 (1976-11-01), Cleff
patent: 4016439 (1977-04-01), Sheridan
patent: 4165553 (1979-08-01), Salerno
patent: 4261140 (1981-04-01), McLean
patent: 4982474 (1991-01-01), Kjellstrom
patent: 5369840 (1994-12-01), Salvador et al.
patent: 5485733 (1996-01-01), Hoffman
patent: 6550186 (2003-04-01), Haq
patent: 6588811 (2003-07-01), Ferguson
patent: 6874198 (2005-04-01), Renaud
patent: 2010/0050377 (2010-03-01), Ritachka

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