Rotary expansible chamber devices – Plural working chambers – Axially spaced working chambers
Reexamination Certificate
2005-05-17
2005-05-17
Trieu, Theresa (Department: 3748)
Rotary expansible chamber devices
Plural working chambers
Axially spaced working chambers
C418S060000, C418S063000, C418S124000, C418S228000
Reexamination Certificate
active
06893241
ABSTRACT:
A compressor comprising a hermetic casing, a cylinder assembly disposed in the casing, a Z-plate disposed in the cylinder assembly for dividing an inner space of the cylinder assembly into a plurality of compression spaces, and sucking, compressing and discharging a fluid while being rotated by a driving unit, and vanes being contacted with both sides of the Z-plate to make a reciprocal movement, wherein the cylinder assembly includes a vane slot for inserting the vane, said vane slot having an opened portion opened towards an outer circumference of the cylinder assembly, thereby facilitating a processing of the vane slot, enhancing productivity of the cylinder assembly and reducing a production cost.
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patent: 20030108438 (2003-06-01), Kim et al.
patent: 42 18 385 (1993-11-01), None
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patent: 10-0315954 (2001-05-01), None
patent: WO 0181765 (2003-06-01), None
LG Electronics Inc.
Trieu Theresa
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