Mattress assembly
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United States of America Patent
Stats
-
Aug 28, 1990
Grant Date -
N/A
app pub date -
Jun 5, 1989
filing date -
Jun 5, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A mattress includes a lower portion having an inflatable member and a pile overlay on top of the lower portion. There is a zip fastener or the like for releasably securing the overlay to the lower portion. There may be padding between the top of the inflatable member and pile overlay. The padding may include a layer of woolen knops. The inflatable member may include an air-impermeable shell, a self-expanding open cell foam core within the shell and a threaded connector or the like for admitting air into the member and for expelling air from the member.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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