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| Number | Title | Issue Date |
| 8146712 | Compressor lubricant system including acid filtration A compressor system including a compressor airend having an inlet and an outlet and operable to discharge a mixed flow of fluid including a working fluid and a lubricant. A separator receives the mixed flow of fluid and discharges a primary flow of lubricant, a seco... | 04/03/2012 |
| 8069950 | Environmental compressor protection assembly A device that relieves lubricant pressure in a divider block lubrication system into a fluid reservoir, a container, or directly back into the compressor frame to which the tubing is connected. This eliminates housekeeping, environmental, safety, and compressor comp... | 12/06/2011 |
| 7690482 | Screw compressor lubrication A screw compressor (20) has a housing having first and second ports along a flow path. A male-lobed rotor has a first rotational axis. A female-lobed rotor has a second rotational axis and is enmeshed with the male-lobed rotor to define a compression path bet... | 04/06/2010 |
| 7442018 | Compressor having an oil residue pool A compressor comprises, in a container body, an electric element, and a compressive element driven by the electric element. An oil storage is provided in the bottom, and an oil pump is provided to suck up oil from the oil storage. The oil pump includes a cylinder fi... | 10/28/2008 |
| 7435062 | 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 |
| 7396213 | Oil utilized as motor protector trip for scroll compressor A scroll compressor has lubricant flow which communicates lubricant onto a motor protector when adverse conditions are present causing the motor protector to trip the motor and stop further rotation. The lubricant is returned to an oil sump through a normal return p... | 07/08/2008 |
| 7377755 | Multi-stage rotary compressor A multi-stage rotary compressor to reduce a driving load and prevent a malfunction due to an abrupt pressure rising. In the compressor of the type including first and second compressing units mounted in a hermetic casing thereof to compress a gas, the gas being prim... | 05/27/2008 |
| 7371058 | Oil feeding propeller of scroll compressor An oil feeding propeller of a scroll compressor for preventing deterioration of oil feeding generated when a rotation shaft is rotated in reverse is disclosed. The propeller is tightly fitted into the lower side of the oil passage of the rotation shaft, sucks oil in... | 05/13/2008 |
| 7360361 | Turbocharger An electrically controlled turbocharger having a substantially vertically oriented shaft interconnecting a turbine and a compressor. The vertical orientation serves to eliminate the effects of gravity on the rotating components. Placing the turbine vertically above ... | 04/22/2008 |
| 7354257 | Refrigerating cycle or compressor having foreign matter collector The present invention is intended to remove foreign matter such as worn powder in a refrigerating cycle and enhance the reliability in a refrigerating cycle using, in particular, HFC refrigerant. In the invention, accordingly, a coil shaped connection piping is prov... | 04/08/2008 |
| 7351045 | Rotational inhibitor for compressor lubricant A compressor comprises an oil storage provided in the bottom of a container body. An oil cup is fixed in communication with the oil storage. An oil pump is attached to the lower end of a shaft and inserted into the oil cup. A rotation inhibitor is provided including... | 04/01/2008 |
| 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 |
| 7347301 | Lubricant supply system and operating method of multisystem lubrication screw compressor An oil refrigeration screw compressor being applied to a refrigeration system etc., in which the problem of strength reduction of a bearing material under high temperatures and that of lifetime reduction of the bearing material due to viscosity lowering of lubricant... | 03/25/2008 |
| 7347061 | Oil checking device for compressor of air conditioning system An oil checking device for compressor of air conditioning system includes an oil container connected to an high-pressure part of the air conditioning system to receive refrigerant and oil from the high-pressure part, the oil container being formed of a transparent m... | 03/25/2008 |
| 7338546 | Centrifugal separator for cleaning gas generated by an internal combustion engine and a method for operating the same In a centrifugal separator for cleaning gases generated by an internal combustion engine a housing defines an interior separation chamber. A centrifugal rotor is coupled for rotation to the housing and extends into the separation chamber. A drainage chamber is posit... | 03/04/2008 |
| 7338251 | Turbo compressor A turbo compressor comprising a driving motor, an impeller to be rotated by the driving motor, a second gas suction part through which gas is introduced into the impeller, and a discharger through which the gas is discharged from the impeller, the turbo compressor c... | 03/04/2008 |
| 7320384 | Gearbox for gardening machine A gearbox includes a housing having therein a receiving chamber, a transmission gear wheel mounted in the receiving chamber for rotation driven by an external driving force, an eccentric shaft assembly mounted in the receiving chamber and coupled to the transmission... | 01/22/2008 |
| 7311501 | Scroll compressor with bifurcated flow pattern A scroll compressor includes various features that promote a bifurcated flow pattern of gas through a compressor shell to reduce oil entrainment. After entering the shell, some gas travels upward, which reduces the volume of gas traveling downward toward an oil sump... | 12/25/2007 |
| 7299792 | Centrifugal compressor with improved lubrication system for gear-type transmission A centrifugal supercharger includes a case presenting a compressor chamber and a transmission chamber. An impeller in the compressor chamber is mounted to a shaft that extends into the transmission chamber. The impeller shaft is drivingly connected to a power input ... | 11/27/2007 |
| 7300396 | Driving device for a centrifugal separator In a centrifugal separator a centrifugal rotor is connected to a vertical spindle, which is supported by a frame and journalled in a first bearing and a second bearing. The centrifugal separator is drivable by an electric motor, the stator of the motor being fixed t... | 11/27/2007 |
| 7284967 | Reliability-improving structure of reciprocating compressor In a reliability-improving structure of a reciprocating compressor, by minimizing vibration noise occurred in operation, adjusting a quantity of compression gas accurately, measuring an air gap in order to uniform an air gap of a reciprocating motor in an assembly p... | 10/23/2007 |
| 7281905 | Piston type compressor In a piston type compressor, a housing includes a cylinder head which defines a discharge chamber and a cooling chamber. The cooling chamber located adjacent to the discharge chamber surrounds the discharge chamber. The housing also defines a suction chamber, a comp... | 10/16/2007 |
| 7281910 | Motor driven compressor A motor driven compressor having a motor for driving a compression mechanism includes a connecting portion for connecting between an external terminal for supplying electricity to the motor and a wire end portion of a stator of the motor. The connecting portion is l... | 10/16/2007 |
| 7264451 | Frame of reciprocating compressor A frame of a reciprocating compressor includes a main frame having a cylindrical insertion hole to receive a cylinder of a compression unit along a center axis thereof and a flange that supports an outer stator of a reciprocating motor at the outer circumference of ... | 09/04/2007 |
| 7243595 | Piston compressor The invention concerns a piston compressor with a piston, which is connected with a crank pin of a drive shaft via a connecting rod having a longitudinal channel. It is endeavored to make the manufacturing of a piston compressor cost effective. For this purpose, it ... | 07/17/2007 |
| 7223082 | Rotary compressor A so-called internal intermediate pressure multistage compression type rotary compressor makes it possible to prevent the pressure inside a roller from inconveniently increasing and also to permit smooth and reliable supply of oil into a cylinder of a second rotary ... | 05/29/2007 |
| 7213683 | Piston lubricating system for a reciprocating compressor with a linear motor The present invention provides a piston lubrication system for a reciprocating compressor with a linear motor. The piston lubrication system includes an oil sump defined within a hermetic shell, and a cylinder affixed within the hermetic shell. A radial gap is defin... | 05/08/2007 |
| 7210561 | Lubricating device of reciprocating compressor A lubricating device of a reciprocating compressor includes a pumping unit for pumping lubrication oil contained in a lower portion of a case and a front frame having a supply hole which supplies the lubrication oil pumped from the pumping unit to a sliding part wit... | 05/01/2007 |
| 7186095 | Compressor mounting bracket and method of making A mounting bracket for a compressor. The mounting bracket includes a mounting member and an elongate bracing member. The mounting member is secured to the housing of the compressor has a central support section in substantial registry with the housing. The mounting ... | 03/06/2007 |
| 7186100 | Variable capacity rotary compressor A variable capacity rotary compressor allowing oil to be smoothly supplied to compressing elements, regardless of a rotating direction of a rotating shaft. The variable capacity rotary compressor includes a rotating shaft which is rotated in a forward direction or a... | 03/06/2007 |
| 7182585 | Electrically driven flow compressor The invention relates to an electrically driven flow compressor comprising a drive (2, 3)—and a flow compressor and a converter (5) for electrical supply and control of the drive unit (2, 3).According to the invention, the converter (5)... | 02/27/2007 |
| 7167631 | Highly stable and very light optical bench and extra terrestric use of such an optical bench Apparatus with an optical bench and at least one optical element, which is attached on the optical bench, whereby the optical bench comprises a layer structure with an extruded honeycomb plate from light alloy, paper or char-fiber-reinforced plastic. A first cover l... | 01/23/2007 |
| 7163383 | Compressor having alignment bushings and assembly method A compressor assembly including a compression mechanism having a main bearing and a plurality of first pilot holes, and an electric motor comprising a rotor disposed within a stator. The stator has a plurality of second and third pilot holes. Each of the first pilot... | 01/16/2007 |
| 7156626 | Double side action type reciprocating compressor A double side action type reciprocating compressor is provided. The double side action type reciprocating compressor includes suction valve assemblies and discharge valve assemblies loaded in a suction passage and a discharge passage to thus control suction of fluid... | 01/02/2007 |
| 7134383 | Piston arrangement The invention concerns a piston arrangement having a piston with a piston head and a piston skirt with a circumferential surface, and a connecting rod, which is connected with the piston via a ball joint comprising a ball, and penetrated by an oil supply channel, wh... | 11/14/2006 |
| 7134282 | Turbo system and method of installing A turbocharger system for a combustion engine and method of installing a turbocharger system includes a turbocharger having an oil inlet and an oil outlet configured for being coupled to an oiling system. An oil pump is connected to the oil outlet of the turbocharge... | 11/14/2006 |
| 7118324 | COcompressor A CO2 compressor for an air conditioner of a motor vehicle is suggested having a sealing device, assigned to the driveshaft of the CO2 compressor, which is implemented as a sliding ring. The CO2 compressor features a lubrication devi... | 10/10/2006 |
| 7100494 | Piston arrangement The invention concerns a piston arrangement having a piston with a piston head and a piston skirt and a connecting rod, which is connected with the piston via a ball joint arrangement comprising a ball, the ball being held in the piston by means of a safety element.... | 09/05/2006 |
| 7100743 | Crank shaft in dual capacity compressor A crankshaft in a dual capacity compressor is disclosed, which causes oil contained in a lower portion of the compressor to flow up to an upper portion thereof with respect to all the rotational directions of a motor. A crank shaft (100) includes a driving sh... | 09/05/2006 |
| 7077633 | Electric compressor A horizontal-type electric motor driven compressor comprises a casing, a suction chamber formed in the casing, an electric motor arranged on a suction chamber side in the casing, a compressor section driven by the motor in the casing about a horizontal axis of rotat... | 07/18/2006 |
