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US 4,060,276 AGranted
Cooling seat
OwnerRobert A. Lindsayinventor
Life of this patent
Estimating the term…
Abstract
This invention relates to a portable seat cushion which unfolds to form a seat section and a back section. Both the seat and back sections include therein a frozen coolant package covered by a thermally transparent pad or cushion. The coolant package contains a liquid which may be frozen in the freezer section of an ordinary refrigerator and then placed within a recess in the seat and back sections of the seat cushion for absorbing heat, and thereby cooling the occupant of the seat cushion.
Claims9
A portable seat cushion comprising in combination:
- a seat section for detachably resting on a supporting surface, said seat section defined by a first base section having generally upstanding circumferential sides for forming an opening central void therein;
- said seat section further including a first insert formed of an insulating material for removably coupling within said central void, said insert further including an open recessed cavity therein;
- first coolant means comprising a container having a liquid therein for being frozen and then removably coupled within said recessed cavity for absorbing heat from adjacent said central void of said seat cushion;
- first pad means coupled over said coolant means and said central void of said seat cushion for transferring heat therethrough, said first pad means including a foraminous cover and a ventilated spacer means for spacing said foraminous cover from said first coolant means, whereby moisture forming on said first coolant means will not be exposed to the occupant of said cushion, and such that said seat section and the occupant are cooled by the transfer of heat through said first pad means into said first coolant means.
1 more element
Dependencies are inferred from the claim text.