Batting filled inflatable body and method of making the same
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United States of America Patent
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-
Sep 3, 1996
Issued Date -
N/A
app pub date -
Mar 21, 1994
filing date -
Dec 15, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An inflatable body comprising an airtight envelope enclosing a core of batting material, having tensile elements extending from upper to lower surface thereof and having the upper and lower surfaces thereof bonded to the envelope. The process of making the body comprises first laying down two sheets of air impervious film with the core positioned therebetween. The tensile elements are bonded to the sheets. Simultaneously or separately from bonding to the core, the edges of the sheets are sealed together and a valve assembly bonded between or inserted in one of the sheets to allow control of the air volume and pressure within the assembly.
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