Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-06-08
2009-11-10
Yuan, Dah-Wei (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S010000, C429S010000
Reexamination Certificate
active
07615305
ABSTRACT:
In order to provide a fuel reservoir for a small-sized fuel cell which is suitably used as an electric power source for portable electronic appliances such as cellular phones, note type personal computers and PDA, assumed is a structure in which a fuel reservoir for a fuel cell detachably connected with a fuel cell main body is equipped with a fuel-storing vessel for storing a liquid fuel, a fuel discharge part and a follower which seals the liquid fuel and moves as the liquid fuel is consumed and into which a follower auxiliary member is inserted at a rear end of the liquid fuel, wherein the follower auxiliary member has no fluidity and is insoluble in the liquid fuel, and it has a cross-sectional area of 50% or more based on a cross-sectional area of the fuel-storing vessel in a diameter direction.
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European Search Report dated Jun. 18, 2008 for European Application No. EP 05 74 89 80, 3 pages.
Kabasawa Yasunari
Kamitani Toshimi
Nishimura Kouji
Osada Takahiro
Suda Yoshihisa
Buchanan & Ingersoll & Rooney PC
Casio Computer Co. Ltd.
Martin Angela J.
Mitsubishi Pencil Co. Ltd.
Yuan Dah-Wei
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