Mattress

Details Mattress Mattress

A - Human Necessities

47

C

360/1

A47C 27/10 (2006.01) A47C 31/12 (2006.01)

Patent

CA 1266135

ABSTRACT This invention relates to a mattress (1) with one or more closed chambers (23) which are filled with a fluid and connected to means (20,27) for supplying or removing fluid to or from a chamber (23) each chamber having a device (5,6,24,25) for measuring the distance between the top face and the bottom face of the chamber. The value of the measure distance can be compared with a desired or preset value can be displayed and can be used for manual or automatic control of the contents of each chamber.

520268

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