Hold-open device for use with conventional door closer

Details Hold-open device for use with conventional door closer Hold-open device for use with conventional door closer

1979-07-25

1981-09-01

Downey, Kenneth

Movable or removable closures

Latch release of movement-stored energy

292270, 292274, E05F 100, E05C 1704

Patent

active

042864127

ABSTRACT:
Door holder is adapted to work with conventional door closer. Holder comprises a shoe moving along a track and connected to the closer operating arm. A latch, when device is activated, holds shoe with door in open condition. Latch is attached to a frame near the track and which may be moved away from latching engagement with shoe either by forcible closing of the door manually or by de-activating closer.

REFERENCES:
patent: 2277316 (1942-03-01), Garrison
patent: 3164404 (1965-01-01), Arnold
patent: 3630560 (1971-12-01), Atkins et al.
patent: 3771823 (1973-11-01), Schnarr
patent: 3926461 (1975-12-01), D'Hooge

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