Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Reexamination Certificate
2005-05-24
2005-05-24
Reichard, Dean A. (Department: 2831)
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
C361S502000, C361S503000, C361S511000, C361S512000, C429S122000, C429S129000
Reexamination Certificate
active
06898067
ABSTRACT:
An electric double layer capacitor which has a low internal resistance and a large capacitance per unit volume and which is excellent in the voltage retention property, is provided.In a non-aqueous type electric double layer capacitor having a separator disposed between a positive electrode and a negative electrode made of carbonaceous electrodes, the separator comprises a sheet having a thickness of from 10 to 100 μm and a porosity of from 50 to 90% and a netted spacer having a thickness of from 10 to 100 mm, a numerical aperture of from 30 to 85% and an opening of from 50 to 350 mesh, laminated one on the other.
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Higuchi Yoshiaki
Hiratsuka Kazuya
Kawasato Takeshi
Suhara Manabu
Tomita Naruaki
Asahi Glass Company Ltd.
Ha Nguyen T.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Reichard Dean A.
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