Door closing device

Details Door closing device Door closing device

1988-02-25

1989-08-22

Godici, Nicholas P.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Closers

Spring and lever

16 71, E05F 108

Patent

active

048582727

ABSTRACT:
An improved door closing device has a door closer main body for exerting a closing force on a door, a guide rail for guiding a slider, a tension spring provided in the guide rail and a releasably connecting device for releasably connecting the tension spring with the slider at a certain angular position of the door whereby a closing force can be additionally exerted near a position where the door is completely opened.

REFERENCES:
patent: 2693614 (1954-11-01), Morawetz

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