Beds – Bedsteads – Having bottom
Patent
1977-04-25
1978-10-17
Nunberg, Casmir A.
Beds
Bedsteads
Having bottom
5267, 5354, 5351, A47C 2302
Patent
active
041200594
ABSTRACT:
A mattress box spring comprising a plurality of substantially conical coil springs rigidly fastened at the spring ends of lesser diameter to a support frame such that the spring end coils of greater diameter lie in a substantially common plane, a wire mesh overlying the end coils in the common plane with the spring end coils being unattached or free-floating with respect to the mesh and with respect to each other, and a cloth cover or pad disposed over the mesh and having a periphery attached to the frame to hold the assembly together. Preferably, the diameter of each spring end coil lying in the common plane is greater than the corresponding spring height.
REFERENCES:
patent: 323309 (1885-07-01), Flagler
patent: 400900 (1889-04-01), Davis
patent: 2300718 (1942-11-01), Williams
patent: 2638154 (1953-05-01), Dewees
patent: 2779036 (1957-01-01), Platt
patent: 3783459 (1974-01-01), Piliero
patent: 3916464 (1975-11-01), Tyhanic
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