Coil spring assembly

Details Coil spring assembly Coil spring assembly

1977-12-21

1978-09-19

Halvosa, George E. A.

Spring devices

Spring panel

Spring panel comprises vertically oriented compressible coil...

5260, F16F 304

Patent

active

041148673

ABSTRACT:
A spring assembly embodying along the front edge a row of coil springs, each of which has end loops and intermediate the end loops a series of turns which diminish in diameter from the top to the bottom, the loop at the top being inclined to the axis of the coils and providing in conjunction with an upwardly bent portion of the border wire at the top of the assembly a supporting barrier at the front edge of the assembly such as to retain a cushion in place under conditions tending to slide the cushion forwardly.

REFERENCES:
patent: 3479672 (1969-11-01), Haney et al.

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