Door closer with hold open feature

Details Door closer with hold open feature Door closer with hold open feature

1980-01-17

1982-11-09

Reynolds, W. Carter

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

Checks and closers

Pneumatic

E05F 302, E05F 322

Patent

active

043577318

ABSTRACT:
A dashpot type door closer having an internal mechanism which will latch the door in an open position when the door is opened a sufficient distance, and which will release the door from a latched open position when the door is moved slightly more in the opening direction. A piston rod having a latching member extends through the internal mechanism and the latching member is pivoted between latched and unlatched positions by the internal mechanism.

REFERENCES:
patent: 2261652 (1941-11-01), LaMere
patent: 2880029 (1959-03-01), Allen
patent: 3000044 (1961-09-01), Allen et al.
patent: 3538537 (1970-11-01), Strauss
patent: 3601842 (1971-08-01), Morrison et al.
patent: 3630560 (1971-12-01), Atkins et al.
patent: 3785004 (1974-01-01), Stoffregen
patent: 4048695 (1977-09-01), Julifs et al.

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