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Patent Searching and Data


Matches 101 - 150 out of 37,607

Document Document Title
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 ...  
WO/2020/040540A1
A compressor having a noise reduction resonator is disclosed. The compressor comprises: a compression part which has a compression space for receiving introduced gas, and compresses the gas in the compression space to discharge same; and...  
WO/2020/037890A1
A pump body and a compressor having same, the pump body comprising: a first flange (10) and a second flange (20); a bearing (30), the bearing (30) having an inner ring (31), the inner ring (31) being rotatably provided between the first ...  
WO/2020/038993A1
The invention relates to a compressor module (10) with an essentially pot-shaped compressor casing (12) with a casing bottom (14) and with a casing wall (16) which has an outlet (32) for a compressed refrigerant (F), and with a separator...  
WO/2020/039024A1
The invention relates to a valve assembly (36) for an electrical refrigerant compressor (2) of a motor vehicle, comprising: a flexurally elastic valve plate (40) for the pressure-regulated opening and closing of an outlet opening (34, 38...  
WO/2020/039489A1
Provided is a compressor having a simple configuration and high reliability. This compressor (10) is provided with a sealed container (1), a motor (2), a crank shaft (3), and a compression mechanism part (5). In addition, the compressor ...  
WO/2020/036002A1
This scroll compressor has a base seat section (92) provided integrally to one end surface (61a) of a shaft (15) and having formed therein a press-fitting hole (92A) which exposes a first recess (65), and the base seat section (92) is di...  
WO/2020/036241A1
The present invention relates to a rotary compressor comprising: a drive motor; a rotational shaft; a main bearing and a sub-bearing fixed to a case and installed along the rotational shaft; a cylinder; a roller; and at least two vanes, ...  
WO/2020/034511A1
A compressor, comprising: a main shaft (10) and sliding vanes (20), wherein the main shaft (10) has sliding vane slots (11) in which the sliding vanes (20) are retractably disposed, and when the sliding vane (20) extends outward, a slidi...  
WO/2020/031853A1
Provided is an efficient rotary compressor in which components constituting a compression mechanism are marked with information for purposes such as traceability with constituent component units. This rotary compressor comprises a cylind...  
WO/2020/025669A1
The invention relates to a compressor module (10) having a pot-shaped compressor module housing (12) and a compressor part (18) mounted in the compressor module housing (12) for conveying a compressed refrigerant (K) into a high-pressure...  
WO/2020/026410A1
This vane pump device comprises: a rotor that rotates while supporting a plurality of vanes (30) so as to be movable in a turning radius direction; and a cam ring that has an inner peripheral surface facing an outer peripheral surface of...  
WO/2020/026333A1
This screw compressor is provided with: a screw rotor axially extending and including a screw groove in the outer peripheral surface; a pair of gate rotors which mesh with the screw groove of the screw rotor; and a pair of slide valves w...  
WO/2020/024621A1
A slide component (10), comprising: a sliding part (110); and a rolling part (120), the rolling part (120) being welded to the sliding part (110). By configuring the slide component to be composed of the rolling part (120) and the slidin...  
WO/2020/025490A1
The invention relates to an electric coolant compressor (1), in particular a scroll compressor, having: - a compressor unit (10) with a spiral stator element (11) and a spiral rotor element (12) which can be moved in an orbiting movement...  

Matches 101 - 150 out of 37,607