Adjustable firmness mattress pillow top
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 10, 1984
Grant Date -
N/A
app pub date -
Jun 22, 1981
filing date -
Jun 22, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A mattress construction in which the firmness of the top surface is selectively adjustable. A mattress body provides the primary support for a person lying on top thereof. A removable pillow top covers the mattress body, and is removably fastened thereto along its peripheral edges. A relatively thin fluid inflatable cushion is positioned beneath the removable top such that the pressure in the cushion can be varied to alter the firmness of the mattress top surface.
First Claim
Family
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Cited Art Landscape
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