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Liberty Vinyl Corporation Patents
Assignee:
Liberty Vinyl Corporation
Address:
Santa Clara, CA
No. of patents:
4
Patents:












Patent Number Title Of Patent Date Issued
4349926 Waterbed mattress with inflatable margins September 21, 1982
A waterbed mattress adapted to fit within a rigid frame comprises a water-containing main chamber and at least one supplemental chamber along the perimeter of the main chamber for containing a fluid giving structural rigidity to the perimeter, particularly along the upper boundary abutti
4167795 Motion suppressing fluid mattress September 18, 1979
A fluid-filled bladder-type mattress includes a plurality of panels periodically disposed at oblique angles between upper and lower surface members of the bladder mattress for suppressing motion. In one preferred embodiment, a single bladder chamber is filled with a liquid fluid, and
4107799 Waterbed and frame with pliant supporting sides August 22, 1978
A waterbed is disclosed which has a frame with a self-supporting bulkhead forming a safety lining. The bulkhead comprises two connected wedge-shaped members which are made of pliant material, and are held in place by a resilient membrane. A base member is anchored to a rigid backing or
4064579 Waterbed mattress with inflatable margins December 27, 1977
A waterbed mattress adapted to fit within a rigid frame comprises a water-containing main chamber and at least one supplemental chamber along the perimeter of the main chamber for containing a fluid giving structural rigidity to the perimeter, particularly along the upper boundary abutti

 
 
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