Patent ID: 7708009
Filing Date: 2010-05-04
Classification: A61F,F28D,Y02E

Abstract:
1. A personal heating system comprising: a sealed container having a perimeter edge, said container surrounding a supercooled, supersaturated solution which releases heat upon crystallization; an activator holder having at least one opening, said holder enclosed in said container and suspended in said solution; at least one rib having a first end and a second end, said first end attached to said holder, said second end extending to adjacent said perimeter edge such that said holder is disposed in a substantially fixed relationship with said perimeter edge of said container; a crystallization activator having at least one surface, said activator connected to said holder and positioned such that said at least one surface of said activator is in contact with said solution via said opening in said holder; and a button moveably engaged with said holder and adjacent to said activator, said button capable of contacting said activator when depressed thereby causing said activator to flex.