Box spring assembly

Details Box spring assembly Box spring assembly

A - Human Necessities

47

C

360/14

A47C 23/043 (2006.01)

Patent

CA 1039861

BOX SPRING ASSEMBLY Abstract of the Disclosure A box spring assembly for use as a supporting found- ation for a bed mattress. The assembly comprises a wooden frame slats, spiral springs, edge coil springs, a border wire and a welded wire top grid. The spiral springs extend transverse to the wooden slats and alternate revolutions of the spiral spring are secured to the slats. At the top, the spiral springs are supported by the welded wire grid. Side edge reinforcement and resiliency is provided by coil springs, each of which is secure at the bottom to the wooden frame and at the top to the border wire and grid.

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