Necklace style portable cooling device

  • US 7,828,524 B2
  • Filed: 10/30/2006
  • Issued: 11/09/2010
  • Est. Priority Date: 10/30/2006
  • Status: Active Grant
First Claim
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1. A cooling device adapted to be worn on the body of the user comprising,an enclosure having a plurality of continuous surfaces and including a front half portion, a rear half portion, and further defining a top and a bottom,a power source contained within said enclosure,fan means carried within said enclosure for creating an air stream,a motor interconnected with said fan means and by a motor shaft and connected to said power source for operating said fan means,actuation means for actuating said motor,an air inlet formed in said enclosure,an air discharge opening formed in said top of said enclosure and associated with said fan means for discharging the air stream created by said fan means,a duct associated with said air discharge opening, said duct commencing at a rearward end of the air discharge opening;

  • and terminating at a forward end of said air discharge opening, said duct further creating a cavity between said rearward end and said forward end adjacent to said air discharge opening,said fan means comprising a centrifugal flow impeller having a plurality of blades,said duct surrounding a first portion of the circumference of said centrifugal flow impeller and said plurality of blades,said cavity surrounding a second portion of the circumference of said centrifugal flow impeller and said plurality of blades,means for securing said cooling device onto the body of the user and positioning said cooling device in relation to the body of the user, said user defining a vertical plane, said top and bottom of said cooling device aligned in a resting plane and situated at an acute angle to the vertical plane of the user, andwhereby said cooling device is constructed to receive air from the air inlet, said duct and said plurality of blades of said centrifugal flow impeller redirecting said air perpendicularly from said air inlet into said cavity in the direction of the resting plane, said duct further redirecting said air from the resting plane into the vertical plane for discharge of the air through the discharge opening to effectively cool the user.

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