Rocker spring unit
AssigneeHickory Springs Manufacturing Company
InventorCharles H. Craig
Life of this patent
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Abstract
A rocker spring unit utilizes separately formed rocker elements and outboard rocker springs. The rocker springs and rocker elements are assembled with two plate members having the rocker springs extended between opposite plate member edges and the rocker elements mounted at inner faces of the plate members inboard of the rocker springs in paired relation to each other and in symmetrical relation to the rocker springs.
Claims8
A rocker spring unit comprising top and bottom generally flat plate members, rocker springs attached to and extending between opposite edge portions of said plate members, and separate rocker elements attached to said plate members in paired relation inboard of said rocker springs at the respective inner faces of said top and bottom plate members and in symmetrical relation to the attachment of said rocker springs at said opposite edge portions of said plate members, said top plate member extending to provide a land at each corner thereof beyond said rocker springs and said rocker elements for securing the rocker spring unit to a chair bottom thereat.
Dependencies are inferred from the claim text.