Overhead garage door spring safety device

Details Overhead garage door spring safety device Overhead garage door spring safety device

1974-12-26

1976-05-25

Downey, Kenneth

Movable or removable closures

Up-and-over type; e.g., moves from vertical to withdrawn...

267 74, E05D 1522

Patent

active

039583678

ABSTRACT:
A safety device for use in combination with elongated coil springs substantially balancing the door weight for ease of opening and adapted to urge said door toward an open position after partial opening movement. The safety device includes an elongated flexible member extending longitudinally substantially axially through the elongated spring with ends thereof beyond the spring ends as with one end fixedly mounted adjacent a fixed end of the spring and the other end thereof resiliently mounted adjacent the other end of the spring whereby separate portions of the spring will be retained on the elongated flexible member in the event of breakage of the coil spring.

REFERENCES:
patent: 2702082 (1955-02-01), Wolf
patent: 2758833 (1956-08-01), Harbert
patent: 3429072 (1969-02-01), Sammons
patent: 3575404 (1969-01-01), Wesch

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