Thermally responsive bimetallic jewelry
OwnerCarl F. Montuoriinventor
Life of this patent
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Abstract
Thermally expansive jewelry as bracelets, rings, wristwatch bands and the like are characterized by formation of the entirety or a component part thereof of an arcuate length of bimetallic strip, thereby to increase and decrease the effective diameter or bounded area of the jewelry to maintain comfort and fit of the jewelry as the body member such as a wrist or finger may swell or recede under varying temperature conditions.
Claims10
An article of jewelry to be worn upon the human body in substantial encircling relation to a portion thereof comprising a curved length of decorative metallic material configured to embrace a said human body portion, said curved jewelry length having incorporated therein along the length thereof an arcuately curved bimetallic strip, said strip extending in a lengthwise orientation with respect to said jewelry length, said strip including means comprising radially inner and outer metal layers, the metals of said layers having different respective coefficients of expansion thereby to effect relative lengthening or shortening of said jewelry length as said bimetallic strip varies its curvature in response to temperature changes.
Dependencies are inferred from the claim text.