Pumps – Motor driven – Electric or magnetic motor
Reexamination Certificate
2005-02-01
2005-02-01
Van, Quang T. (Department: 3742)
Pumps
Motor driven
Electric or magnetic motor
C310S027000
Reexamination Certificate
active
06848892
ABSTRACT:
A tightly closed casing has an inside space for storing coolant gas. A block is accommodated in this casing. A motor includes a stator and a mover. A piston is connected to the mover of the motor. A movable element includes the mover of the motor and the piston. A stationary element includes the stator of the motor and the block. An elastic element has a portion fixed to the movable element and another portion fixed to the stationary element. A cylinder is shiftable in an axial direction with respect the block. A shifting device shifts the cylinder in the axial direction.
REFERENCES:
patent: 2988264 (1961-06-01), Reutter
patent: 3790833 (1974-02-01), Hasebe
patent: 3937600 (1976-02-01), White
patent: 3947155 (1976-03-01), Bidol
patent: 4353220 (1982-10-01), Curwen et al.
patent: 4613285 (1986-09-01), Sato et al.
patent: 4781546 (1988-11-01), Curwen
patent: 5351490 (1994-10-01), Ohishi et al.
patent: 5451727 (1995-09-01), Park
patent: 6056519 (2000-05-01), Morita et al.
patent: 6084320 (2000-07-01), Morita et al.
patent: 6153951 (2000-11-01), Morita et al.
patent: 6524075 (2003-02-01), Hwang et al.
patent: 6530756 (2003-03-01), Morita et al.
patent: 2441604 (1976-03-01), None
patent: 0846750 (1998-06-01), None
patent: 1556853 (1969-02-01), None
patent: 51-57009 (1976-05-01), None
patent: 59-87285 (1984-05-01), None
patent: 4-34760 (1992-12-01), None
patent: 8-247025 (1996-09-01), None
patent: 9324764 (1997-12-01), None
patent: 8807134 (1988-09-01), None
Inagaki Koh
Katayama Makoto
Kobayashi Masanori
Morita Ichiro
Matsushita Refrigeration Company
Van Quang T.
Woo Louis
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