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US 2003/0190248 A1Published application
Vane supporting apparatus for hermetic compressor
OwnerKwang-Sik Yanginventor
Life of this patent
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Abstract
A vane supporting apparatus for a hermetic compressor supports vanes contacting to both cam faces of a dividing plate using torsion bars having square or circular cross sections, and thereby a height of the supporting apparatus supporting the respective vanes is lowered to reduce a distance between a motor device unit and a compression device unit, and accordingly, a length of the compressor in shaft direction is reduced to realize miniaturization of the compressor.
Claims5
A vane supporting apparatus for a hermetic compressor, comprising:
- a sealed casing;
- a motor device unit fixedly coupled to an inner upper part of the casing for generating driving power;
- a cylinder fixedly coupled to a lower part of the casing;
- a first bearing plate and a second bearing plate fixed on upper and lower surfaces of the cylinder for forming inner space of the cylinder together;
- a rotating shaft coupled to a rotor of the motor device unit and located as penetrating the respective bearing plates;
- a dividing plate coupled to the rotating shaft for dividing the inner space into a plurality of sealed spaces in the inner space of the cylinder;
- a plurality of vanes contacted to both surfaces of the dividing plate and undergone reciprocating movements along with axial line direction when the rotating shaft is rotated for converting the respective sealed spaces into a suction area and a compression area;
- at least one or more torsion bars having one side elastically supporting the respective vanes;
- and
- a fixing member for fixing the other side of the torsion bar on the cylinder.
7 more elements
Dependencies are inferred from the claim text.