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WO/2023/204353A1 |
A scroll compressor is provided. The scroll compressor comprises: a first compression part comprising a first stationary scroll and a first orbiting scroll; and a second compression part comprising a second stationary scroll and a second...
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WO/2023/195640A1 |
Disclosed is a rotary compressor. The rotary compressor comprises: a case; a cylinder which is disposed inside the case and has an inner space, and which includes a rolling piston eccentrically pivoting in the inner space, a vane in cont...
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WO/2023/187440A1 |
The present application discloses a compressor (1) comprising: a sealed container (10); a compression mechanism (20) accommodated in the sealed container (10); a motor element (30) that includes an electric motor stator (32) that is fitt...
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WO/2023/191354A1 |
The invention relates to an electrical refrigerant compressor (1) with suction gas cooling, wherein a manifold unit (6) is arranged in the suction gas flow direction upstream of the motor windings (3) of a stator (11), characterized in t...
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WO/2023/191316A1 |
The present invention provides an electric compressor comprising: a rotating shaft which drives a compression mechanism; a rotor in which a rotating shaft through-hole for insertion of the rotating shaft is formed; a cover which covers t...
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WO/2023/187481A1 |
Compressor device (1) comprising a compressor element (9) which is at a fluid duct outlet (26) provided with an adapter of acoustic impedance (10) which comprises an adapter inlet duct (27) and an adapter outlet duct (28) interconnected ...
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WO/2023/181362A1 |
Provided is a rotary compressor that can be made compact and that can prevent a drop in reliability of a multi-stage compression mechanism. A compression mechanism (18) of a compressor (2) includes: a low pressure-side cylinder (55) ha...
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WO/2023/182691A1 |
The present invention provides an electric compressor comprising: a motor unit which generates power; a compression unit which is supplied with power from the motor unit to compress a refrigerant; an inverter which controls the motor uni...
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WO/2023/181364A1 |
Provided are: a multi-stage rotary compressor in which a fluid compressed by a low-stage compression mechanism is further compressed by a high-stage compression mechanism, wherein pressure pulsation and vibration in an intermediate pipe ...
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WO/2023/172089A1 |
The present invention provides a scroll compressor comprising: a casing forming the outer appearance and having an oil storage space; an electromotive part installed inside the casing to generate power; a rotation shaft rotatably install...
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WO/2023/171575A1 |
This gas compressor comprises: a low-pressure gas path that guides compressed gas discharged from a low-pressure stage compressor body to a high-pressure stage compressor body; a first low-pressure relief valve provided to a first low-pr...
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WO/2023/171954A1 |
A scroll compressor comprises: a fixed scroll including a wrap accommodating part having an inner space, a thrust surface provided around the inner space of the wrap accommodating part, a fixed wrap extending downward into the inner spac...
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WO/2023/167401A1 |
The present invention provides a scroll compressor comprising: a casing forming the exterior; a driving unit installed in the casing and generating driving power; a rotary shaft installed in the driving unit to be rotatable; a compressio...
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WO/2023/166362A1 |
Device for compressing a gas, comprising a first (3a) and second element (3b), wherein the device (1) comprises a cooler (8) for the compressed gas and an oil reservoir (6a, 6b) for each of the elements (3a, 3b), wherein a separate drive...
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WO/2023/162744A1 |
In the present invention, a partition (15) includes a first envelope portion (11) and a second envelope portion (12). On the inside of the first envelope portion (11), a first compression chamber (21) is formed by a screw rotor (40) and ...
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WO/2023/163349A1 |
Disclosed are a residual voltage control apparatus and an electric compressor including the same. The present embodiment is to prevent an electric shock or accident from occurring due to removal of a high-voltage connector by stably bloc...
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WO/2023/160793A1 |
The present disclosure relates to a chemical vapor deposition apparatus for providing a surface of a substrate with a layer, the apparatus comprising: a reactor having a chamber for accommodating at least one substrate, a pressure unit c...
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WO/2023/161035A1 |
The invention relates to a compensation mechanism for a displacement machine according to the spiral principle, in particular a scroll compressor, wherein the compensation mechanism comprises a driveshaft (10) with a central axis S and a...
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WO/2023/153593A1 |
Provided are a moving part for a compressor, a compressor including the moving part, and a method for manufacturing the moving part. The moving part comprises: a base material having a polishing surface and composed of a steel material; ...
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WO/2023/153704A1 |
A rotary compressor is disclosed. The rotary compressor comprises: a case in which oil is retained; a cylinder which is disposed within the case, has an inner space, and includes a rolling piston eccentrically orbiting in the inner space...
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WO/2023/153081A1 |
Provided is an oil-free air compressor that prevents reverse rotation of a compressor body while the compressor is out of service, thereby preventing oil from entering the compressor body, and improving the reliability, as well as exhibi...
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WO/2023/147958A1 |
The invention relates to a compression arrangement (1) for compressing hydrogen, comprising at least eight compressors of a first type (2) which, on the inlet side, are fluidically connected to a hydrogen inlet line, at least two compres...
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WO/2023/142760A1 |
The present invention relates to the technical field of vehicle air conditioners, and provides a dual-power compressor based on a planetary gear accelerator. The dual-power compressor based on the planetary gear accelerator comprises a c...
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WO/2023/142232A1 |
A scroll compressor and an air conditioning system comprising the scroll compressor. The scroll compressor (100) comprises a casing (11), a compression mechanism part (12), a main frame (14), a motor (13), a crankshaft (16), a main count...
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WO/2023/142560A1 |
A self-starting synchronous reluctance compressor and a refrigeration device system. The self-starting synchronous reluctance compressor comprises a cylinder (6), a flange (24), a silencing cover (9) and an electric motor (5). The electr...
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WO/2023/132487A1 |
An electric compressor and a heat exchange module comprising same are disclosed. In an embodiment of the present invention, an inverter module coupled to a compressor may be separated and attached to a chiller through which low-temperatu...
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WO/2023/125782A1 |
A sleeve (9) for a scroll compressor (100) and the scroll compressor (100). The scroll compressor (100) comprises a first scroll plate (11), a second scroll plate (12), a support (4), a motor (5), a driving member (3), and a sleeve (9). ...
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WO/2023/125820A1 |
A scroll compressor (100). The scroll compressor (100) comprises: a first scroll plate (11), the first scroll plate (11) comprising a first end plate (112) and a first scroll wrap (113); a second scroll plate (12), the second scroll plat...
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WO/2023/128352A1 |
An electric compressor is disclosed. The electric compressor according to one embodiment of the present invention has improved stability of sealing an inverter body, and thus improves the assemblability of a housing and an inverter cover.
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WO/2023/125791A1 |
A scroll compressor, comprising: a compressor housing (1, 2, 3); a support (4), the support (4) being mounted in the compressor housing (1, 2, 3); a scroll assembly, the scroll assembly comprising: a first scroll (5) located in the compr...
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WO/2023/125816A1 |
A driving member (3) for a scroll compressor (100), and the scroll compressor (100) comprising the driving member (3). The scroll compressor comprises a first scroll plate (11) and a second scroll plate (12). The driving member (3) compr...
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WO/2023/125783A1 |
A scroll compressor, comprising: a first scroll (11), the first scroll (11) comprising a first end plate (112) and a first scroll wrap (113) extending from the first end plate (112) in a first direction (D1); a second scroll (12), the se...
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WO/2023/125780A1 |
A scroll compressor, comprising: a compressor housing (1, 2, 3), wherein an oil sump (31) for storing lubricating oil is formed at the bottom of the compressor housing (1, 2, 3); a scroll assembly, wherein the scroll assembly comprises a...
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WO/2023/117209A1 |
The invention relates to a positive displacement machine (100) working according to the spiral principle, in particular a scroll compressor, comprising a compressor section (20) and a motor section (10), wherein an orbiting displacement ...
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WO/2023/121160A1 |
The present invention relates to an electric compressor comprising: a housing; a compression mechanism which compresses a refrigerant in the housing; a motor which generates a driving power required by the compression mechanism; a rotary...
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WO/2023/118819A1 |
Vacuum pump (10) comprising a substantially hermetically sealed enclosure (40), a core pump assembly located within the enclosure (40), and an inert purge gas inlet (70) fluidly connected to the enclosure (40) for supplying inert purge g...
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WO/2023/120930A1 |
The invention relates to a device (1) for compressing a gaseous fluid, in particular a refrigerant in a refrigerant circuit, specifically of an air-conditioning system of a motor vehicle. The device (1) has a housing (2), a compression m...
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WO/2023/110623A1 |
A scroll compressor (1) including a hermetic casing (2) provided with a suction inlet (3); a compression unit (6); a drive shaft (23) configured to drive an orbiting scroll (8) of the compression unit (6) in an orbital movement; an elect...
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WO/2023/104539A1 |
The invention relates to a pump unit (2) that is intended to be fluidically connected downstream of a process chamber (101) and upstream of a gas processing unit (3) in the direction of flow of the pumped gases (F1), the pump unit (2) co...
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WO/2023/106648A1 |
The present invention relates to an electric compressor comprising: a motor which generates power; a compression mechanism which receives power transmitted from the motor to compress a refrigerant; and an inverter which controls the moto...
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WO/2023/090118A1 |
Provided is a compressor capable of reducing initial costs. This compressor comprises: a housing (11); a rotary shaft (15) which is accommodated in the housing (11) and rotates about an axis; a rotary compression mechanism which is conne...
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WO/2023/090148A1 |
Provided is a compressor capable of introducing as little oil as possible to a higher-side compressing mechanism. A compressor (1) comprises: a rotary compressing mechanism (12) connected to a lower end of a rotation shaft (15), and whic...
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WO/2023/078598A1 |
A multistage vacuum pump (1) is provided with pumping stages (3a, 3b, 3c) respectively comprising an inlet (E) and an outlet (S), the pumping stages (3a, 3b, 3c) being mounted in series between a suction (4) and a discharge (5) of the va...
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WO/2023/057846A1 |
A method for supplying compressed gas via an assembly (1) having a plurality of liquid-injected elements (6, 8) for compressing gas, wherein the method includes: providing a first liquid connection between a first liquid circuit related ...
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WO/2023/054841A1 |
A horizontal compressor according to an aspect of the present disclosure comprises: a case; a high/low pressure separator which divides the inner space of the case into a high pressure chamber and a low pressure chamber; a compressor whi...
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WO/2023/047095A1 |
An air compressor (10) comprising an air compression unit with a low pressure air input and a high pressure air output, a heat exchanger system for cooling components and/or fluids of the air compressor, the heat exchanger system compris...
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WO/2023/035382A1 |
A rotor assembly and a compressor having a rotor assembly. The rotor assembly comprises a crankshaft (101), a rotor core (102), a balance block (301), and an oil blocking cover (302); the rotor core (102) has a gas passage hole (103), an...
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WO/2023/039269A1 |
A vacuum pump includes a motor, a pump coupled to the motor to receive torque therefrom, and a trestle including an inlet port, an outlet port, and a fluid pathway therebetween, the outlet port being fluidly connected to the pump. The va...
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WO/2023/035643A1 |
A compressor and an air conditioner. The compressor comprises a crankshaft (1), a first air cylinder (2), a second air cylinder (3) and a separator plate assembly (4), wherein the separator plate assembly (4) is arranged between the firs...
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WO/2023/036834A1 |
The invention relates to a pump (1), preferably a transmission oil pump, comprising an electric motor (4) with a motor housing (34), which comprises a housing wall (31), and a pump device (2) with a pump housing (3), wherein the drivesha...
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