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Matches 201 - 250 out of 37,925

Document Document Title
WO/2020/088152A1
A pump body component, a variable-capacity compressor and an air regulation system. The pump body component comprises a first compression portion (1), a second compression portion (2) and a partition plate (3); the first compression port...  
WO/2020/087654A1
A sealing structure and a scroll air compressor having same. The sealing structure comprising: a moving scroll plate (10), comprising a moving plate scroll (11), the moving plate scroll (11) having disposed thereon a moving plate scroll ...  
WO/2020/090080A1
In this compressor provided with an outer-rotor-type motor, an inclination when a stator is fixed is suppressed, and a decline in the performance of the compressor caused by manufacturing variations of products is suppressed. To this end...  
WO/2020/083310A1
An oil supply mechanism (100) of a rotary machine and a rotary machine having the oil supply mechanism (100). The rotary machine comprises a rotary shaft (10). The oil supply mechanism (100) comprises a main oil supply passage (12), a by...  
WO/2020/084753A1
This compressor comprises: a sealed container; a compression mechanism unit that compresses fluid flowing into the sealed container; a drain port which drains fluid compressed by the compression mechanism part and which is formed, in a p...  
WO/2020/084916A1
This screw compressor is provided with: a plurality of screw rotors; a plurality of suction-side bearings for respectively rotatably supporting the suction sides of the plurality of screw rotors; a plurality of discharge-side bearings fo...  
WO/2020/083312A1
A counterweight assembly for a scroll compressor and the scroll compressor (10). The counterweight assembly comprises a bushing (200) and counterweights (100, 400) mounted on the bushing. A driving shaft (30) of the scroll compressor (10...  
WO/2020/085752A1
Disclosed is a compressor. A compressor provided according to an embodiment of the present invention can supply oil to a region of a suction chamber or back pressure chamber and allow the oil to stably remain therein.  
WO/2020/083309A1
An oil supply mechanism (200) of rotating machinery and rotating machinery having the oil supply mechanism (200). The oil supply mechanism (200) comprises: an oil pump device (2), wherein the oil pump device (2) is connected to a rotatin...  
WO/2020/083313A1
A scroll compressor (10) comprises: a moving scroll (160) comprising a shank portion (163); a driving shaft (130) comprising an eccentric recess (132, 132a, 132b); and a bushing (400, 400a, 400b). The shank portion (163) is fit inside th...  
WO/2020/077790A1
A variable capacity compressor operation mode determination method, apparatus, variable capacity compressor, and air conditioner. The variable capacity compressor operation mode determination method comprises: before switching the operat...  
WO/2020/077588A1
A method for controlling an oil-free scroll compressor for a rail transportation wind source system. The steps comprise: using two axial-flow fans with different wind volumes to respectively cool a radiator and a compressor; a total wind...  
WO/2020/078934A1
The invention relates to a rotary piston machine (1) and a method for producing a seal (6) in a rotary piston machine (1). The rotary piston machine (1) is provided with: at least two piston pairs (2) connected via a cross-piece, wherein...  
WO/2020/078821A1
The invention relates to a method used to control a scroll compressor, which has a first and a second spiral in particular that are arranged one inside the other. The first spiral can be moved relative to the second spiral for a decompre...  
WO/2020/082095A2  
WO/2020/075474A1
A compressor (10) is provided with a compression mechanism section (30), an electric motor section (20), a housing (12), and a main shaft (14). The compression mechanism section is disposed on one axial side of the inside of the housing,...  
WO/2020/073640A1
Disclosed is a self-lubricating scroll compressor, comprising a static plate (1) and a movable plate (2) meshing together, and a housing (3) by means of which the static plate (1) and the movable plate (2) are mounted together, wherein a...  
WO/2020/075220A1
A screw compressor according to an embodiment is provided with: a rotor casing; a pair of screw rotors disposed in the rotor casing and meshing with each other; and a movable portion disposed movably along the direction of rotor shafts o...  
WO/2020/063270A1
A water-lubricated sliding vane air compressor, comprising: a shell (1), a large end cap (2), a small end cap (3), a stator (4), a rotor (5), a sliding vane (6), an air filter (7), an air intake valve (8), a water-gas separator (9), a ch...  
WO/2020/062608A1
A variable capacity compressor, a cylinder switching method and an air conditioner. The variable capacity compressor comprises: a cylinder (1); a rotor (2), provided in the cylinder (1), and forming an air chamber between the rotor and t...  
WO/2020/062602A1
A compressor pump body, a compressor and an air conditioner, the compressor pump body comprising a sliding vane (1), a first flange (3) and a second flange, wherein the sliding vane (1) comprises a main body (10); the main body (10) is p...  
WO/2020/067739A1
Disclosed herein is a scroll compressor capable of optimizing a position where a load is applied from a support member to an orbiting scroll. The scroll compressor includes a fixed scroll fixed to an inside of a body, an orbiting scroll ...  
WO/2020/061998A1
A compressor (10) includes a compression mechanism (18) and a driveshaft (62) that drives the compression mechanism (18). The driveshaft (62) may include a first axially extending passage (94), a second axially extending passage (96), an...  
WO/2020/059775A1
This liquid-supply-type compressor comprises: a compressor body having a rotor that compresses a gas drawn in together with a liquid supplied to a working chamber, and a casing that houses the rotor; a drive source that supplies driving ...  
WO/2020/059608A1
The purpose of the invention is to provide a multiple-stage compressor in which numerous vales, openings, and pipes unique to two-stage compression are consolidated, and which can be maintained and made compact. To achieve this purpose, ...  
WO/2020/057535A1
A scroll compressor, comprising a first scroll component (62) and a second scroll component (60). A first scroll blade (78) of the first scroll component (62) is engaged with a second scroll blade (66) of the second scroll component (60)...  
WO/2020/056982A1
A screw compressor slide valve (20) that has an airflow pulsation attenuation function and a screw compressor. The slide valve (20) is mainly composed of a wall surface (21) and slide valve through holes (24). On one hand, exhaust of the...  
WO/2020/057452A1
A scroll compressor. The scroll compressor comprises: a housing (10); a compression mechanism (20) comprising a fixed scroll (21) and a movable scroll (22), with a series of compression chambers (23) for compressing a working fluid being...  
WO/2020/055897A1
A light weight vacuum pump is made with either or all of the stator, rotors and vanes made of aluminum or aluminum alloy that has been subjected to high energy oxidation, such as plasma electrolytic oxidation (PEO), electrolytic plasma o...  
WO/2020/054071A1
This rotary compressor comprises a compression mechanism part accommodated in an airtight container. The compression mechanism part includes at least three cylinder bodies interposed between a first bearing and a second bearing that supp...  
WO/2020/052390A1
A one-way valve (200) and scroll compressor, wherein the one-way valve (200) comprises: a valve seat (210) in which a valve hole (216) for fluid to pass through is formed; a valve plate (220) provided above the valve seat (210) and confi...  
WO/2020/052418A1
A pump body assembly and a compressor having the same. The pump body assembly comprises: an oil supply channel for circulating oil; and two back pressure members, at least one of the back pressure members being provided with a back press...  
WO/2020/051690A1
Rotary positive displacement machines with trochoidal geometry that comprise a helical rotor that undergoes planetary motion within a helical stator are described. The rotor can have a hypotrochoidal cross-section, with the corresponding...  
WO/2020/052128A1
Disclosed are a pump body and a sliding-vane compressor. The pump body comprises: an air cylinder assembly (10), the air cylinder assembly (10) comprising a cylinder body (11) and a rotary bearing cylinder (12) rotationally arranged ther...  
WO/2020/053976A1
This compressor is provided with a plurality of screw rotors 2, 3. Among the plurality of screw rotors 2, 3, the first screw rotor 2 has a first tooth section body 24 in which a tooth 21a is formed in a helical shape, and a partition sec...  
WO/2020/050605A1
The present invention relates to a compressor comprising: a muffler that provides a sealed space for guiding a refrigerant; and a resonator provided in the muffler and forming cavities separate from the sealed space to decrease vibration...  
WO/2020/050826A1
In some examples, a co-rotating scroll compressor includes a driver scroll having an axis aligned with the main axis and having a spiral involute; an idler scroll having an axis offset from the main axis and having a spiral involute inte...  
WO/2020/050618A1
Disclosed herein is a scroll compressor having a shaft balancer capable of attenuating vibration while preventing deformation of the rotary shaft during operation at a high speed.  
WO/2019/197919A3
Fluid-injected compressor installation (1) which is provided with: - a screw compressor (2) with a compression housing (4) in which a pair of compressor rotors (6a, 6b) are mounted; - a drive motor (3) with a motor housing (9) in which a...  
WO/2020/011769A3
The invention relates to a scroll compressor which comprises the following: a compressor unit (20) having a stationary stator spiral element (21) and a rotatable rotor spiral element (22) which is mounted so as to be axially movable rela...  
WO/2020/049844A1
Provide is a compressor and the like with good reliability. This compressor (1) is provided with a compression mechanism part (J) and a sealed container (19) that contains at least the compression mechanism part (J) and in which a refrig...  
WO/2020/045153A1
[Problem] To suppress uneven wear of a sliding bearing. [Solution] Between an eccentric bushing 33 and a sliding bearing 43, a drive ring 44 is interposed in a state allowing sliding with respect to the sliding bearing 43. Between the ou...  
WO/2020/044715A1
The purpose of the present invention is to improve the performance of a hollow screw rotor with respect to heat, pressure, corrosion, and the like. Provided is a screw rotor equipped with a screw part the outer circumference of which has...  
WO/2020/042435A1
Disclosed are a slide vane, a pump body assembly, a compressor, and an air conditioner having same. The pump body assembly comprises a cylinder assembly (10), a flange part (20), a rotating shaft (30) and a slide vane (40). The flange pa...  
WO/2020/045154A1
[Problem] To improve wear resistance when an eccentric bushing is molded from cast iron. [Solution] Between an eccentric bushing 33 and a sliding bearing 43, a drive ring 44 is interposed in a state allowing sliding with respect to the s...  
WO/2020/045068A1
A liquid-cooled screw compressor (1) is provided with a liquid supply port (11A) provided in a casing (2) in order to supply into a rotor chamber (2b) liquid supplied from a liquid supply line (15). The liquid supply port (11A) is provid...  
WO/2020/042432A1
A pump assembly and a compressor. The pump assembly comprises a main shaft (100). The main shaft (100) has a sliding-vane slot (110), and a back-pressure oil chamber (120) is provided at a rear end of the sliding-vane slot (110). The bac...  
WO/2020/042433A1
A pump body assembly, a compressor and an air conditioner. The pump body assembly comprises: a cylinder assembly (30), which is connected to a first flange (10) and a second flange (20) respectively and is located between the first flang...  
WO/2020/039548A1
This screw compressor is provided with: a casing constituting an outer shell; a screw shaft disposed inside the casing and rotationally driven; a screw rotor having a spiral-shape gear groove on the outer circumferential surface thereof ...  
WO/2020/037889A1
A pump body and a compressor having same, the pump body comprising: a flange structure (10); a bearing (20), the bearing (20) being provided with an inner ring (21) and an outer ring (22), the inner ring (21) being rotatably arranged on ...  

Matches 201 - 250 out of 37,925