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Inflatable maternity mattress

  • US 5,185,897 A
  • Filed: 06/24/1992
  • Issued: 02/16/1993
  • Est. Priority Date: 06/24/1992
  • Status: Expired due to Fees
First Claim
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1. An inflatable mattress construction, comprising an inflatable mattress, first inflating means for introducing gas into the mattress to inflate the mattress, said mattress having a central cavity extending through the thickness of the mattress, a bottom panel enclosing the bottom of the cavity, a top panel disposed in the cavity and having a peripheral edge secured to the portion of the mattress bordering the cavity, connecting means for connecting a central point of the top panel to a central point of the bottom panel, and second inflating means for introducing gas into the space between said top and bottom panels to selectively adjust the effective depth of the cavity.

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