Fuel cell cartridge for portable electronic device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20040146769A1
SERIAL NO

10726389

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fuel cell assembly including a membrane electrode assembly, an anode plate, a cathode plate, a removable fuel cartridge, and a fuel delivery system. The assembly includes an anode, a cathode, and a polymer electrolyte membrane having a fuel side and an oxygen side. The fuel cartridge includes an expandable fuel bladder for receiving liquid fuel, an expandable pressure member in contact with the bladder for maintaining a positive pressure on the bladder, and a sealable exit port in fluid communication with the bladder. The fuel delivery system delivers fuel from the cartridge to the fuel side of the membrane. The removable fuel cartridge includes a rigid fuel container having a first container portion and a second container portion permanently enclosing the expandable fuel bladder and the expandable pressure member. The first container portion and the second container portion may be permanently affixed to one another with an adhesive.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
POLYFUEL INC333 RAVENSWOOD AVENUE MENLO PARK CA 94025

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Birschbach, Michael San Francisco, CA 1 29

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