Battery tester including a thermochromic material
OwnerNiichi Hanakura, Ryuichiro Nagaokainventors
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Abstract
This invention provides an apparatus for indicating the electromotive force of a dry battery which comprises: (i) a film base; (ii) an electrically conductive layer disposed on one side of the film base, (iii) a protective layer disposed on the electrically conductive layer, and (iv) a thermochromic layer disposed on the other side of the film base.
Claims21
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) an electrically conductive layer disposed on one side of said film base,
- (iii) a protective layer disposed on said electrically conductive layer, and
- (iv) a thermochromic layer disposed on the other side of said film base, said thermochromic layer including a dye, a color developer and a desensitizing agent.
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) an electrically conductive layer disposed on one side of said film base,
- (iii) a protective layer disposed on said electrically conductive layer, and
- (iv) a non-thermochromic layer disposed on the other side of said film base, and
- (v) a thermochromic layer disposed on said non-thermochromic layer, said thermochromic layer including a dye, a color developer and a desensitizing agent.
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) an electrically conductive layer disposed one side of said film base,
- (iii) a thermochromic layer disposed on said electrically conductive layer, said thermochromic layer including a dye, a color developer and a desensitizing agent, and
- (iv) a protective layer optionally disposed on said thermochromic layer.
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) an electrically conductive layer disposed on one side of said film base,
- (iii) a non-thermochromic layer disposed on said electrically conductive layer,
- (iv) a thermochromic layer disposed on said non-thermochromic layer, said thermochromic layer including a dye, a color developer and a desensitizing agent, and
- (iii) a protective layer optionally disposed on said nonthermochromic layer.
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) a thermochromic layer disposed on one side of said film base, said thermochromic layer including a dye, a color developer and a desensitizing agent
- (iii) an electrically conductive layer disposed on said thermochromic layer, and
- (iv) a protective layer optionally disposed on said electrically conductive layer.
An apparatus for indicating the electromotive force of a dry battery which comprises:
- (i) a film base,
- (ii) a thermochromic layer disposed on one side of said film base, said thermochromic layer including a dye, a color developer and a desensitizing agent
- (iii) a non-thermochromic layer disposed on said thermochromic layer,
- (iv) an electrically conductive layer disposed on said non-thermochromic layer, and
- (v) a protective layer optionally disposed on said electrically conductive layer.
Dependencies are inferred from the claim text.