Beds – Fluidized bed
Reexamination Certificate
2005-08-23
2009-06-16
Gibson, Roy D (Department: 3739)
Beds
Fluidized bed
C005S636000, C005S421000, C005S715000, C601S015000, C601S016000, C601S049000, C607S104000
Reexamination Certificate
active
07546653
ABSTRACT:
An air mattress includes a mattress envelope having a compartment and comprising a thermal functional layer and an outer layer overlapped thereon and an air cushion including a plurality of individual air chambers evenly disposed in the compartment of the mattress envelope and an air supplying tube communicatively interconnecting the air chamber with each other. A thermal control arrangement includes a liquid supplying tube spirally extending at the thermal functional layer of the mattress envelope for guiding a flow of thermal liquid and a thermal energy generator arranged to regulate a temperature of the thermal liquid such that when the thermal liquid passes through the liquid supplying tube, the thermal liquid thermo-communicating with the thermal functional layer of the mattress envelope towards the outer layer so as to regulate a temperature of the mattress envelope.
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Chan Raymond Y.
David and Raymond Patent Firm
Gibson Roy D
Helling Kaitlyn E
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