Pumps – Combined
Reexamination Certificate
2006-05-30
2006-05-30
Rodriguez, William (Department: 3746)
Pumps
Combined
C417S254000
Reexamination Certificate
active
07052250
ABSTRACT:
A reciprocating compressor, being small-sized and compact, for compressing hydrogen gas to be used in a fuel-cell car, has a crankshaft, to which an end of a connecting rod is connected. The other end of the connecting rod is connected to a crosshead. To the crosshead are connected a pair of shafts, each extending in directions opposing to each other. To each of the shafts is connected a plunger. The each plunger is received within a cylinder at the tip portion thereof. A pair of plungers moves reciprocally on an almost same axis, and the crosshead is formed in one body.
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“Diaphragm Compressor” issued by TEISAN Ltd., Jun. 1982, with English abstract and figure.
European Search Report Mailed Aug. 31, 2004.
Arai Shigeru
Fukai Youichirou
Fukushima Yasuo
Miura Haruo
Crowell & Moring LLP
Hitachi Industries Co., Ltd.
Rodriguez William
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