Trigger for a portable heat pack
OwnerYong Sung Yanginventor
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Abstract
A triggering element for a portable heat pack having a sealed bag capable of transferring heat and a sodium acetate solution that generate a crystallization heat contained in said sealed bag. The triggering element comprises a thin, flexible strip of stainless steel; the strip having an oval shape with the length and a center portion formed in a bowl-shaped configuration with one surface depressed inward to form a concave shape surface and the convex surface opposite side with a protruded surface, and the depth of the center portion depressed inward. The strip has an the outer annular portion and a plurality of slits cut through said center portion.
Claims2
A triggering element for a portable heat pack having a sealed bag capable of transferring heat and a sodium acetate solution that generates a crystallization heat contained in said sealed bag, said triggering element comprising:
- (a) a thin, flexible strip of stainless steel;
- (b) said strip having an oval shape;
- (c) said strip having a center portion formed in a bowl-shaped configuration in which one surface is depressable inward to form a concave shape surface and the opposite side to form a convex surface with a protruded surface;
- (d) said strip having an outer annular portion;
- and
- (e) said strip having a plurality of slits cut through said center portion;
- (f) said triggering element automatically returning to the original configuration upon release of pressure thereon.
Dependencies are inferred from the claim text.