Inflatable bed unit

Details Inflatable bed unit Inflatable bed unit

2006-01-03

2006-01-03

Trettel, Michael (Department: 3673)

Beds

Support means for discrete portion of user, useable with bed...

Simultaneous support for multiple body portions

C005S710000, C005S713000, C005S733000

Reexamination Certificate

active

06981287

ABSTRACT:
An inflatable bed unit includes an inflatable primary bed that has a main part, a head part connected to and in fluid communication with the main part and pivotable relative to the main part, a pillow part connected to the head part such that the head part is raised by the pillow part and is pivoted relative to the main part when the pillow part expands upon injection of air therein, and a check valve interconnecting the pillow part and the head part and defining a valve opening that is opened to permit air flow from the pillow part to the head part when the pressure in the pillow part is greater than that in the head part, and that is closed to prevent air flow from the head part to the pillow part when the pressure in the head part is greater than that in the pillow part.

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