Packaged thin film batteries
First Claim
Patent Images
1. A thin film battery comprising:
- a battery cell having a cathode, an anode and an electrolyte, said battery cell haying an exterior top surface and an exterior bottom surface;
a packaging foil encapsulating said battery cell, said packaging foil is heat sealed to the majority of said exterior top surface and the majority of said exterior bottom surface of said battery cell.
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Accused Products
Abstract
A packaged battery (60) is provided having a thin film lithium battery cell (62) sealed with a packaging foil or layer (67). The battery cell (60) includes a substrate (61) and an active cell (62) with an anode current collector (65) and a cathode current collector (64). The packaged battery is produced by heat sealing a packaging foil (67) to the exterior surfaces of the active cell (62).
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Citations
9 Claims
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1. A thin film battery comprising:
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a battery cell having a cathode, an anode and an electrolyte, said battery cell haying an exterior top surface and an exterior bottom surface; a packaging foil encapsulating said battery cell, said packaging foil is heat sealed to the majority of said exterior top surface and the majority of said exterior bottom surface of said battery cell. - View Dependent Claims (2)
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3. A thin film battery comprising:
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a battery cell having a top surface, a bottom surface and peripheral side edges extending between said top surface and said bottom surface; a packaging foil heat sealed to the majority of said battery cell top surface and to the majority of said battery cell bottom surface. - View Dependent Claims (4, 5)
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6. A thin film battery comprising:
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a battery cell having an active portion including a cathode, an anode and an electrolyte; a packaging foil overlaying said active portion, said packaging foil is heat sealed to the majority of the exterior surface of said battery cell active portion. - View Dependent Claims (7, 9)
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8. A thin film battery comprising:
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a mounting substrate; a battery cell mounted to said mounting substrate, said battery cell having an active portion including a cathode, an anode and an electrolyte, said active portion having a top surface opposite said substrate; a packaging foil heat sealed to the majority of said top surface of said battery cell active portion.
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Specification