Spring assembly having reinforced edge construction

Details Spring assembly having reinforced edge construction Spring assembly having reinforced edge construction

1988-08-25

1989-09-19

Oberleitner, Robert J.

Spring devices

Spring panel

Spring panel comprises vertically oriented compressible coil...

5474, 267 97, F16F 304, A47C 2700

Patent

active

048674230

ABSTRACT:
A rectangular spring assembly (10,10') of the continuous coil type is disclosed as including continuous coil edge reinforcers (20) at a first set of opposite margins (12) between which continuous coils (16) extend. Additional edge reinforcers (24,24') are also preferably provided at a second set of opposite margins (14) of the assembly. In one embodiment, the spring assembly (10) has its edge reinforcers (20,24) oriented with straight connectors (30) thereof located adjaent associated border wires (34) and preferably has the edge reinforcers all made unitary with each other. In another embodiment, the spring assembly (10') has the straight connector portions (30) of its edge reinforcers (24') spaced inwardly from the border wires (34) with the edge reinforcers (20) made separate from the edge reinforcers (24').

REFERENCES:
patent: 3590404 (1971-07-01), Dreve, Jr.
patent: 4000531 (1977-01-01), Inman
patent: 4051567 (1977-10-01), Hutchinson

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