Structure for an easy chair, sofa and the like

Details Structure for an easy chair, sofa and the like Structure for an easy chair, sofa and the like

1989-08-18

1990-11-13

Cranmer, Laurie K.

Chairs and seats

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

Occupants motion actuates a ventilating means

297284, 297DIG3, 5455, 428 69, 128 33, A47C 772

Patent

active

049696840

ABSTRACT:
A structure for an easy chair, sofa, or the like, which affords improved comfort and a simple construction, comprises a plurality of deformable sealed blisters containing a fluid having a set boiling temperature, such as a Freon, and electric resistance heaters associated with said blisters to vary the fluid temperature and, hence, the blister volumes and pressures.

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patent: 4542547 (1985-09-01), Sato
patent: 4619481 (1986-10-01), Grundzinskas
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patent: 4686722 (1987-08-01), Swart
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European Search Report, 6/27/1988.

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