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WO/2010/146837 |
Disclosed is a high-pressure dome-type rotary compressor (1) provided with an oil supply path (40) for supplying oil into a discharge port (21b), wherein the vibration and noise caused by the re-expansion of the high-pressure gas that re...
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WO/2010/146793 |
A slide valve (70) is arranged on the side of a screw rotor (40) in a casing of a screw compressor. A bypass passage (33) is formed in the casing to connect a fluid chamber (23) to a low pressure space. When the slide valve (70) slides, ...
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WO/2010/142003 |
Rotor for a screw compressor, the rotor (1) comprising a rotor body (2) and a shaft (6), whereby said shaft extends at least with a part into or through a central or approximately central axial bored hole or passage (5) in said rotor bod...
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WO/2010/142898 |
The invention relates to a lower portion for a compressor configured for receiving a fluid and for compressing same, said lower portion including a threaded bore (11) for receiving an oil gauge (13). The invention also relates to a metho...
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WO/2010/142003 |
Rotor for a screw compressor, the rotor (1) comprising a rotor body (2) and a shaft (6), whereby said shaft extends at least with a part into or through a central or approximately central axial bored hole or passage (5) in said rotor bod...
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WO/2010/143650 |
Disclosed is a scroll fluid machine configured from inexpensive materials and provided with a rotation prevention mechanism with excellent durability. In the scroll fluid machine, a fixed scroll, the spiral body of which has been vertica...
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WO/2010/142898 |
The invention relates to a lower portion for a compressor configured for receiving a fluid and for compressing same, said lower portion including a threaded bore (11) for receiving an oil gauge (13). The invention also relates to a metho...
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WO/2010/138821 |
A compressor may include first and second scroll members and first and second pistons. The first scroll member includes a first end plate and a first scroll wrap. The second scroll member includes a second end plate and a second scroll w...
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WO/2010/136472 |
The application relates to a microsystem for converting a difference in pressures in a fluid into mechanical movement, said microsystem comprising: - an inlet nozzle (6) for compressed fluid and an outlet nozzle (8) for expanded fluid, -...
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WO/2010/136470 |
This wheel is equipped with a tyre and an electric device (100), which needs to be supplied with power in order to operate. The device comprises a system (200) for converting the difference in pressure between the pressurized gas inside ...
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WO/2010/136472 |
The invention relates to a microsystem for converting a difference in pressures in a fluid into mechanical movement, this microsystem comprising: - an inlet nozzle (6) for compressed fluid and an outlet nozzle (8) for expanded fluid, - a...
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WO/2010/136470 |
This wheel is equipped with a tyre and an electric device (100), which needs to be supplied with power in order to operate. The device comprises a system (200) for converting the difference in pressure between the pressurized gas inside ...
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WO/2010/137468 |
Provided is a scroll compressor which can reliably prevent such a situation that a product which is degraded due to wrong assembly of a chip seal is shipped. Specifically provided is a scroll compressor having chip seals (17A, 17B, 18A, ...
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WO/2010/138825 |
A compressor includes orbiting and non-orbiting scrolls forming first and second fluid pockets therebetween. First and second ports are disposed in the non-orbiting scroll and radially spaced apart from each other. The first port communi...
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WO/2010/138821 |
A compressor may include first and second scroll members and first and second pistons. The first scroll member includes a first end plate and a first scroll wrap. The second scroll member includes a second end plate and a second scroll w...
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WO/2010/138825 |
A compressor includes orbiting and non-orbiting scrolls forming first and second fluid pockets therebetween. First and second ports are disposed in the non-orbiting scroll and radially spaced apart from each other. The first port communi...
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WO/2010/135290 |
A compressor is provided and may include a shell, a compression mechanism, a motor, and a diagnostic system that determines a system condition. The diagnostic system may include a processor and a memory and may predict a severity level o...
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WO/2010/135290 |
A compressor is provided and may include a shell, a compression mechanism, a motor, and a diagnostic system that determines a system condition. The diagnostic system may include a processor and a memory and may predict a severity level o...
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WO/2010/133981 |
Screw compressor (1) comprising: a male (2) and a female rotor (3) rotating respectively around a first axis (01) and second axis (02) of rotation, said rotors (2;3) showing, in cross section, meshing lobes (4) and valleys (6) and having...
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WO/2010/131328 |
A two-stage compressor is returned to a normal operating condition when an intermediate pressure is higher than a high pressure. The two-stage compressor is provided with a buffer section (12) provided separated from an oil content sepa...
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WO/2010/130238 |
Disclosed is a vacuum pump comprising a suction chamber in which a negative pressure is produced when the vacuum pump is operated, and a lubricant feed. The disclosed vacuum pump is characterized in that the lubricant feed communicates w...
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WO/2010/127446 |
In a traditional hybrid air engine it is complicated to adjust valve timing to compensate for different engine operating modes Provided is an air compression method and apparatus. The air compression method can be carried out in a single...
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WO/2010/125961 |
Provided is a scroll compressor wherein the characteristics of a so-called step-type scroll compressor are exploited to suppress the reduction of a performance or the occurrence of an abnormal noise, which is caused by a torsion moment a...
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WO/2010/119121 |
The invention relates to a simple and energy efficient roughing pump method for a positive displacement pump (10), used to produce a maximum differential pressure (ΔP max ) between the inlet (18) and the outlet (20) of the positive disp...
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WO/2010/119038 |
The invention relates to a screw-type vacuum pump which is used, in particular, for compressing in relation to atmospheric pressure, comprising a suction chamber (12) which is arranged in a pump housing (10). Two screw-type rotors (14) w...
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WO/2010/119038 |
The invention relates to a screw-type vacuum pump which is used, in particular, for compressing in relation to atmospheric pressure, comprising a suction chamber (12) which is arranged in a pump housing (10). Two screw-type rotors (14) w...
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WO/2010/118140 |
A compressor may include a shell assembly defining suction and discharge pressure regions, first and second scroll members disposed within the shell assembly, and a capacity modulation assembly. The first scroll member may include a firs...
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WO/2010/118140 |
A compressor may include a shell assembly defining suction and discharge pressure regions, first and second scroll members disposed within the shell assembly, and a capacity modulation assembly. The first scroll member may include a firs...
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WO/2010/117214 |
The present invention provides a rotary-type two-stage compressor, comprising: a sealing container; a rotating shaft provided within the sealing container for transferring rotational force; a low-pressure compressing assembly including a...
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WO/2010/117214 |
The present invention provides a rotary-type two-stage compressor, comprising: a sealing container; a rotating shaft provided within the sealing container for transferring rotational force; a low-pressure compressing assembly including a...
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WO/2010/116733 |
Disclosed is a rotary compressor provided with: a cylinder (30); an eccentric part (31a) of a shaft (31), said eccentric part being disposed inside the cylinder (30); a piston (32) that is fitted around the eccentric part (31a) and has a...
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WO/2010/115695 |
The invention relates to a combined oil delivery and vacuum pump (10) comprising a pump case (12), a rotor (34) which is rotatably mounted in the pump case (12), and a vane (50, 52) which is displaceably mounted in the rotor (34) and the...
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WO/2010/116733 |
Disclosed is a rotary compressor provided with: a cylinder (30); an eccentric part (31a) of a shaft (31), said eccentric part being disposed inside the cylinder (30); a piston (32) that is fitted around the eccentric part (31a) and has a...
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WO/2010/114707 |
A check valve is provided which may be integrated into a scroll compressor that prevents static cohesion sticking forces between a valve disc member and a retainer member of the check valve housing. Such static cohesion sticking forces m...
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WO/2010/112114 |
The invention relates to a pump for a motor vehicle internal combustion engine, comprising a rotor that can be connected to a camshaft of the internal combustion engine and a pump housing that can be connected to a housing of the interna...
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WO/2010/113794 |
Provided is a scroll compressor wherein an inappropriate fitting of a locking ring for preventing the detachment of a cylindrical ring, due to the abnormal abrasion of the locking ring can be eliminated. The scroll compressor is comprise...
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WO/2010/114707 |
A check valve is provided which may be integrated into a scroll compressor that prevents static cohesion sticking forces between a valve disc member and a retainer member of the check valve housing. Such static cohesion sticking forces m...
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WO/2010/111685 |
A system is provided for adjusting the volume ratio of a screw compressor. The system can use a port in a rotor cylinder to bypass vapor from the compression chamber to the discharge passage of the compressor. A valve can be used to open...
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WO/2010/111134 |
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WO/2010/111134 |
A bearing material composition that lines a support includes a combination of a thermoplastic conforming material and abrasive particles which provide a combined effect for remedying the effects due to edge loading that may be caused by ...
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WO/2010/108236 |
A compressor (10) comprises counter rotating and intermeshing twisted rotors (18) and (20) disposed in a housing having an air intake plate (28) and an outlet (16). The outlet (16) has a first edge (60) and a second edge (70) which run p...
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WO/2010/106787 |
A screw compressor (1) is provided with a capacity adjusting slide valve (70). In a bearing holder (35), an elongated recess (122) formed in the sliding surface thereof which slides on the slide valve (70) is the outlet end (121) of a fi...
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WO/2010/104582 |
A compressor may include a shell, a compression mechanism, a drive shaft, and first and second bearing housing assemblies. The compression mechanism may be supported within the shell and the drive shaft may have a first end drivingly eng...
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WO/2010/104582 |
A compressor may include a shell, a compression mechanism, a drive shaft, and first and second bearing housing assemblies. The compression mechanism may be supported within the shell and the drive shaft may have a first end drivingly eng...
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WO/2010/105007 |
Methods of forming scroll compressor components are provided. The methods include forming at least one component of a scroll member from a powder metallurgy technique and joining the component with another distinct component via a sinter...
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WO/2010/105007 |
Methods of forming scroll compressor components are provided. The methods include forming at least one component of a scroll member from a powder metallurgy technique and joining the component with another distinct component via a sinter...
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WO/2010/097959 |
A scroll fluid machine comprises an anti-scroll side-assistant swing bearing for supporting a swing shaft and an anti-scroll side-assistant bearing for supporting a rotary shaft. The bearings are so disposed as to overlie a rotor in the ...
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WO/2010/090670 |
A compressor (20) has a case (22) and a crankshaft (38). The case has a number of cylinders (30 32). For each of the cylinders, the compressor includes a piston (34) mounted for reciprocal movement at least partially within the cylinder....
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WO/2010/090853 |
A scroll compressor comprises a non-orbiting scroll member having a base and a generally spiral wrap extending from its base, and an orbiting scroll member having a base and a generally spiral wrap extending from its base. The wraps of t...
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WO/2010/090854 |
A face of a base of an orbiting scroll member is aligned with a thrust bearing. The thrust bearing includes a back pressure pocket and a seal for sealing the back pressure pocket to entrap a compressed fluid. There is a tap for tapping f...
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