Air cooled cushion

Chairs and seats – With heat exchanger or means to provide fluid or vapor... – Power source propels air for heat exchange

Patent

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Details

29718011, A47G 772

Patent

active

053724020

ABSTRACT:
An air cooled cushion comprising: a main tubular member including (a) a front tube having a side tube and a dovetail at one end; (b) a plurality of intermediate tubes each formed with a side tube, a dovetail groove at one end and a dovetail groove and another end, the dovetail of one of said intermediate tubes being rotatably engaged with the dovetail groove of adjacent one of said intermediate tubes thereby forming an elongated tubular member with a dovetail at one end and a dovetail groove at another end, the dovetail groove of said elongated tubular member being engaged with the dovetail of said front tube; (c) a rear tube having a side tube and a dovetail groove at one end, the dovetail groove of said rear tube being engaged with the dovetail of said elongated tubular member; (d) a cover engaged with said rear tube; (e) a branch tube engaged with the side tube of each of said front tube, said intermediate tubes and said rear tube thereby forming a backrest and a seat; an upper horizontal tube having a plurality of perforations and engaged with upper end of said backrest; a lower horizontal tube having a plurality of perforations and engaged with lower end of said seat; and an electric air blower connected with said front tube.

REFERENCES:
patent: 1475912 (1923-11-01), Williams
patent: 4946220 (1990-08-01), Wyon et al.

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