Cushion with cooling stubs

Details Cushion with cooling stubs Cushion with cooling stubs

1995-02-27

1997-05-06

Nelson, Jr., Milton

Chairs and seats

With heat exchanger or means to provide fluid or vapor...

Power source propels air for heat exchange

29718011, 29718012, 29745246, A47C 772

Patent

active

056263872

ABSTRACT:
A cushion includes a resilient seat body having an upper surface formed with a central depression and an inner periphery which defines the central depression. A retaining member is disposed on the upper surface of the seat body in the depression and is retained therein by the inner periphery of the seat body. The retaining member is made of a flexible material and is formed with an array of positioning holes. A plurality of cylindrical cooling stubs are made of stone. Each of the cooling stubs has a lower portion received fittingly in a respective one of the positioning holes. A conduit unit is embedded in the seat body for permitting passage of a cooling medium therein for cooling the cylindrical cooling stubs.

REFERENCES:
patent: 3137523 (1964-06-01), Karner
patent: 3757356 (1973-09-01), Freeman
patent: 4981324 (1991-01-01), Law
patent: 5004294 (1991-04-01), Lin
patent: 5226188 (1993-07-01), Liou

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