Door closer hinge

Details Door closer hinge Door closer hinge

1975-06-05

1976-09-07

Larkin, G. V.

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

Sash balances

Spring

16 50, 16 72, E05F 11

Patent

active

039785513

ABSTRACT:
A door closer hinge including a coil spring providing torque which is mounted in the cylindrical axis of the hinge for automatically closing the door on which the hinge is mounted and including a ready adjustment for the coil spring pressure.

REFERENCES:
patent: 2591476 (1952-04-01), Swanson
patent: 3098258 (1963-07-01), Ruiz
patent: 3212126 (1965-10-01), Ruiz
patent: 3380109 (1968-04-01), Ruiz
patent: 3512212 (1970-05-01), Inoue et al.
patent: 3702491 (1972-11-01), Pelletiere
patent: 3825973 (1974-07-01), Gwozdz
patent: 3898708 (1975-08-01), Gwozdz

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