Inflatable maternity mattress
First Claim
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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Accused Products
Abstract
An inflatable mattress construction having use as a maternity mattress. The mattress is provided with a central, generally cylindrical cavity which extends through the thickness of the mattress. The lower end of the cavity is enclosed by a bottom panel, while a top panel is located within the cavity and the peripheral edge of the top panel is sealed to the upper surface of the mattress bordering the cavity. The central portion of the top panel is secured to the bottom panel. A gas, such as air, can be supplied to the chamber between the panels to thereby inflate the upper panel and adjust the depth of the cavity to accomodate the abdomen of a pregnant woman.
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Citations
14 Claims
- 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.
- 11. An inflatable mattress construction, comprising an inflatable mattress, first inflation means for introducing gas into the mattress to inflate the mattress, said mattress having a central cavity extending through the thickness of said mattress and bordered by a generally cylindrical wall, a lower panel enclosing the bottom of said cavity, an upper panel disposed within the cavity and having a peripheral edge secured to the upper surface of said mattress bordering said cavity, connecting means for connecting a central portion of the upper panel to a central portion of the lower panel, the space defined by said lower panel and said upper panel and said cylindrical wall defining a chamber, and second inflation means for introducing a gas into said chamber to thereby inflate said chamber and adjust the depth of said cavity.
Specification