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| Number | Title | Issue Date |
| 7435063 | Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit There is provided a rotary compressor capable of preventing deterioration of performance following plug fixing carried out to prevent falling-off of a spring member. The rotary compressor comprises a cylinder constituting a rotary compression element, a roller engag... | 10/14/2008 |
| 7435067 | Scroll machine with brushless permanent magnet motor A scroll machine is powered by a brushless permanent magnet motor. The rotor for the motor includes a rotor body formed by a plurality of laminations and an upper and lower counterweight made of zinc and located at opposite ends of the rotor body. An attachment memb... | 10/14/2008 |
| 7435061 | Suction muffler connector and compressor therewith Suction muffler connector, and compressor therewith, the suction muffler connector in a compressor having a suction pipe for guiding refrigerant into the compressor, and a suction muffler for attenuating noise of the refrigerant in the suction pipe including a conne... | 10/14/2008 |
| 7422423 | Refrigerant compressor, and refrigerating machine using the same A refrigerant compressor includes a compressor section, driver, a first contact section and a second contact section. The compressor section is accommodated in a closed container for compressing refrigerant gas. The driver drives the compressor section. The first an... | 09/09/2008 |
| 7422422 | Compressor assembly with pressure relief valve fittings A compressor assembly including a housing that encloses a sealed interior volume and defines an inlet opening and an outlet opening. Refrigerant is communicated from a suction line into the interior volume through the inlet opening. Refrigerant is communicated from ... | 09/09/2008 |
| 7396219 | Discharge tube of hermetic compressor A mounting arrangement for a discharge tube of a hermetic compressor is provided having a hermetic shell presenting a gas outlet and lodging a cylinder block in which is affixed, through screws, a cylinder head defining, internally, a gas discharge chamber, and a di... | 07/08/2008 |
| 7351043 | Horizontal compressor end cap A substantially horizontal compressor including a housing having a main body portion with an open end. An end cap is secured to the main body portion with the end cap being provided with a plurality of apertures. The hermetic terminal body of the compressor is seala... | 04/01/2008 |
| 7316547 | Reciprocating compressor driven by a linear motor A reciprocating compressor driven by a linear motor, comprising a shell, within which are mounted: a reference assembly formed by a motor and a cylinder (1); a resonant assembly formed by a piston (2) reciprocating inside the cylinder (1), and b... | 01/08/2008 |
| 7281911 | Linear compressor Disclosed herein is a linear compressor. In the present invention, an edge of a loop pipe, which is inserted into an outer exhale cover is inclined. It takes effect in enhancing reliability of the product and its assembling capacity, not to clog the edge of the loop... | 10/16/2007 |
| 7244109 | Inside frame of compressor Inside frame of a compressor including a frame body having a pass through hole for a crankshaft, legs formed by bending, and extending from, opposite ends of the frame body, respectively, and component fastening parts formed by extending from the legs in parallel to... | 07/17/2007 |
| 7225724 | Hermetic compressor A hermetic compressor capable of preventing malfunction due to impurities trapped between contact portions of a crankshaft and a crankshaft supporting frame when the crankshaft rotates in a hollow portion of the frame. The hermetic compressor comprises the frame hav... | 06/05/2007 |
| 7195468 | Scroll compressor having frame fixing structure and frame fixing method thereof Disclosed are a scroll compressor having a frame fixing structure and a frame fixing method of the scroll compressor. The scroll compressor comprises an upper frame installed at an inner upper portion of a hermetic container; a fixed scroll fixed to an upper portion... | 03/27/2007 |
| 7179061 | Multi-layer compressor housing and method of manufacture A multi-layered compressor housing and method of manufacture is provided. The housing defines an interior space and includes first and second layers having first and second major surfaces respectivley. The first and second layers are secured together by the friction... | 02/20/2007 |
| 7165952 | Hydraulically driven oil recovery system An oil recovery device and method of use where a submersible pump is in combination with a hydraulic motor. The hydraulic motor is actuated by a pressure differential between hydraulic power lines extending between the motor and a regulation means at or near the sur... | 01/23/2007 |
| 7150604 | Electric box for compressor assembly A compressor assembly includes a compressor having a known vibration frequency when operated at normal operating parameters; and an electric box assembly having a frame member mounted to the compressor for containing electrical components related to the compressor, ... | 12/19/2006 |
| 7147082 | Suction muffler for a reciprocating hermetic compressor A suction muffler for a reciprocating hermetic compressor, comprising a hollow body (10) provided with a gas inlet and a gas outlet (12, 14), which are respectively in fluid communication with the gas supply to the compressor and with a suction side th... | 12/12/2006 |
| 7147444 | Assembling mechanism of discharge pipe for hermetic compressor and method thereof An assembling mechanism of a discharge pipe and a method thereof, capable of preventing deformation of an upper cover and a compression unit generated in assembling the discharge pipe by improving assembling mechanism of the discharge pipe, thus to improve performan... | 12/12/2006 |
| 7108494 | Apparatus for preventing the backflow of gas of scroll compressor An apparatus for preventing backflow of a gas of a scroll compressor includes: a hermetic container provided with a discharge pipe through which a gas is discharged; a fixed scroll fixedly coupled in the hermetic container; an orbiting scroll orbiting in meshing eng... | 09/19/2006 |
| 7108489 | Terminal block assembly for a hermetic compressor A terminal assembly for a hermetic compressor including a metallic disk having an interior side, an opposite exterior side, and a plurality of holes extending therethrough, the interior side of the metallic disk defining a first diameter sized to fit within an apert... | 09/19/2006 |
| 7097435 | Device for draining and recharging a hermetic compressor with oil A method of draining and recharging a hermetic compressor with oil using a drainage assembly mounted in the compressor housing. The assembly includes a tube having a valve mounted at one end thereof with the second end of the tube located in the oil sump of the hous... | 08/29/2006 |
| 7083400 | Valve arrangement for a small hermetic compressor A suction and discharge valve arrangement for a small hermetic compressor of the type presenting a compression cylinder (1), which has an end closed by a valve plate (10) and which has a suction pipe (5) adjacent to the valve plate (10) a... | 08/01/2006 |
| 7044717 | Lubrication of a hermetic carbon dioxide compressor A hermetic compressor which uses carbon dioxide as the working fluid. The compressor includes a motor and a compression mechanism operatively coupled by a drive shaft supported by a bearing. The drive shaft includes a radially extending bore in fluid communication w... | 05/16/2006 |
| 7037091 | Crankcase heater mounting for a compressor A crankcase heater mounting and compressor system that efficiently heats the oil sump fluid in an oil sump of a crankcase. A heater well is disposed in a substantially planar section in the lower housing shell of the crankcase. The inner surface of the heater well i... | 05/02/2006 |
| 7033150 | Hermetic type compressor A high-performance hermetic type compressor in which the influence of a cylinder bore deformation caused during assembly is reduced and the sealing tightness between a piston and a cylinder block is improved. A bore hole in the cylinder block has a hollow portion. D... | 04/25/2006 |
| 6971860 | Compressor unit housing A hermetic compressor unit housing comprised of a shell having a top section and a bottom section which receives the top section, the shell being formed of sheet metal and having generally cylindrical sidewalls wherein the sidewall taken in a generally axial directi... | 12/06/2005 |
| 6948916 | Piping layout for multiple compressor system A multiple hermetic compressor assembly comprising a first compressor and an adjacent, second compressor interconnected by a hot gas pressure discharge manifold, a suction gas pressure equalization manifold, a suction manifold and an oil equalization manifold, the m... | 09/27/2005 |
| 6935848 | Discharge muffler placement in a compressor A muffler system for a compressor includes an expansion chamber muffler for attenuating sound pressure pulses and an acoustic muffler for filtering high-frequency pressure pulsations. The acoustic muffler is connected inline along the discharge side of the compresso... | 08/30/2005 |
| 6929455 | Horizontal two stage rotary compressor A hermetic two stage rotary compressor having a housing with a stationary shaft fixedly mounted in the housing. A motor having a rotor and a stator is mounted in the housing with the rotor being rotatably mounted on the shaft. A pair of compression mechanisms are ro... | 08/16/2005 |
| 6913038 | Pump for exerting pressure on fluid and fluid tank unit having the same A pump exerts pressure on fluid that has higher saturation pressure than atmospheric pressure at room temperature in a fluid reserving chamber in a fluid tank. The pump is located near the fluid tank. The pump has a housing and a heat generating mechanism. The housi... | 07/05/2005 |
| 6884046 | Scroll compressor In a rotating compressor, an outer peripheral surface of a partition member which is secured firmly to a casing so as to divide the inside of the casing into a high-level pressure space and a low-level pressure space, is provided with a peripheral groove for allowin... | 04/26/2005 |
| 6872057 | Hermetic compressor casing A hermetic compressor casing is capable of reducing transmission of vibration to the outside environment by blocking the vibration from the compressor body. The hermetic compressor casing encloses a refrigerant compressing means, which draws in low temperature and l... | 03/29/2005 |
| 6866487 | Compressor with built-in motor and mobile structure using the same An installation flange of a terminal along with a sealing member is pressed between a connection opening and an independent member engaged with the connection opening. The connection opening may be part of the terminal, and is provided on a part of a container. Cons... | 03/15/2005 |
| 6863506 | Reciprocating compressor In a reciprocating compressor including a first frame for supporting a cylinder of a compressing unit, a second frame for supporting a side of an outer stator of a motor unit and a third frame for supporting the other side of the outer stator and an inner stator of ... | 03/08/2005 |
| 6840746 | Resistive suction muffler for refrigerant compressors A resistive muffler attenuates sound generated by the gas intake and suction valve during compressor operation of a refrigerant compressor. The resistive muffler is assembled inline with the suction gas flow of the compressor and is positioned within the compressor ... | 01/11/2005 |
| 6752608 | Compressor crankshaft with bearing sleeve and assembly method A compressor assembly having a drive shaft supported by a main bearing and an outboard bearing located on opposite axial ends of a cylinder block. The main bearing has a bearing support formed therein in which first and second apertures are defined. The diameter of ... | 06/22/2004 |
| 6746215 | Compressor A compressor includes a compression mechanism part for compressing refrigerant sucked from an outside of the hermetic container and discharging compressed refrigerant to a discharge space, an electric motor part composed of a stator and a rotor, facing a first space... | 06/08/2004 |
| 6742998 | Linear compressor with vibration canceling spring arrangement A linear compressor is provided in which a driving spring and an elastic supporting member for supporting a compressing mechanism portion are disposed such that a piston and the compressing mechanism portion move in opposite phases such that vibration of a hermetic ... | 06/01/2004 |
| 6736607 | Low-pressure gas circuit for a compressor Compressor, comprising a sealed outer casing, inside which is arranged a gas compression stage driven by a motor arranged inside the outer casing. The lower part of the inner casing containing the motor is sealingly closed by a bottom, and at least one vertical chim... | 05/18/2004 |
| 6729861 | Reciprocating compressor with support springs placed between support members for radial compactness A reciprocating compressor includes a compressing unit fixed by a first frame inside a hermetic casing, for compressing gas, a driving motor fixed by a second frame and a third frame inside the hermetic casing, a spring seat member connected with a piston of the com... | 05/04/2004 |
| 6715999 | Variable-capacity scroll-type compressor In a compressor at least one bypass valve is arranged in a low-pressure zone inside a casing of the compressor. The bypass valve defines a chamber connected by a first duct to at least one compression pocket situated in the peripheral zone of the compression stage a... | 04/06/2004 |
