Inner spring mattress having nestable conical springs

Details Inner spring mattress having nestable conical springs Inner spring mattress having nestable conical springs

1995-10-05

1997-08-05

Lindsey, Rodney M.

Beds

Mattress

Having innerspring-type core

56557, 56541, F16F 300

Patent

active

056529864

ABSTRACT:
An inner spring core comprises a nestably stackable first spring unit and a second generally planar stackable grid unit. The nestably stackable first spring unit comprises a first generally planar platform and a plurality of generally conical spring elements extending in one direction from the first generally planar platform. Each of the generally conical spring elements is in a preferred embodiment a double twist coil spring which has a bottom planar portion in the plane of the first generally planar platform, and two spring arms extending upwardly from the bottom planar portion terminating in a distal end portion. The second generally planar stackable grid unit is secured to the distal end portions of the generally conical nestable spring elements by a plurality of connectors located generally in the plane of the second stackable grid unit.

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patent: 5395097 (1995-03-01), Dabney et al.
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