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WO/2022/203598A1 |
Suction arrangements in hermetic compressors are disclosed. A hermetic compressor comprises: a hermetic shell having a hermetically sealed interior; a suction tube passing through the hermetic shell and having a suction tube outlet withi...
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WO/2022/202803A1 |
An electric compressor (1) has an electric motor (2), a drive circuit (inverter (3)) that drives the electric motor (2), a compression mechanism (4) that compresses a refrigerant by being driven by the electric motor (2), a conductive me...
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WO/2022/196961A1 |
The invention relates to a housing unit (1) for an electronic component, in particular for an inverter of an electrical refrigerant compressor, wherein the housing unit (1) comprises a first housing element (2) and a second housing eleme...
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WO/2022/196416A1 |
A compressor 1 comprises: a compressor main body 2 which sucks in and compresses gas to be compressed; heat exchangers 11, 12 for cooling a cooling target while circulating the same through the interior thereof; a fan 14 which is driven ...
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WO/2022/197338A1 |
Systems and methods are disclosed for conditioning a fuel gas for a gas engine of a multi-stage gas compressor. The system includes a scrubber of the gas compressor, a heat exchanger, a pressure reducing valve, and a pressure vessel. A d...
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WO/2022/196283A1 |
This fluid machine comprises a compression part, an electric motor, an inverter, a housing (20), a seal member (41), a cover member (51), a fastening member (71) and a rubber washer (81). The housing (20) comprises a partition wall (31)....
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WO/2022/184323A1 |
A hydrogen cooled pressure packer, systems, and methods of operation are provided. The pressure packer can include a flange portion and a plurality of packing cups coupled to the flange portion. One or more packing cups of the plurality ...
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WO/2022/185601A1 |
A thermosetting resin composition for a sliding member according to the present invention comprises graphite and a resol type phenol resin, wherein the graphite content is 55-82 mass%.
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WO/2022/187338A1 |
A pulsation dampener includes: a centerbody assembly having: a chamber including a first opening bounded by a wall defining a first surface; an outlet port communicating with the chamber; an inlet port communicating with the chamber; a f...
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WO/2022/186258A1 |
Provided is a piston ring which has excellent wear resistance and is reduced in the wear damage of a cylinder. The piston ring 1 can be used in a reciprocating compressor for compressing a gas and comprises a resin composition containing...
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WO/2022/185956A1 |
This compressor in which a welding pin is press-fitted into a hole in the outer surface of a support member supporting a bearing and is welded to be fixed to a casing, suppresses reduction in the holding power of the welding pin after th...
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WO/2022/181124A1 |
The present invention suppresses damage to a refrigerant circuit of a refrigeration cycle device caused by a disproportionation reaction. This use as a refrigerant in a compressor is using, as a refrigerant, a composition containing at l...
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WO/2022/181125A1 |
According to the present invention, damage to a refrigerant circuit of a refrigeration cycle device due to a disproportionation reaction is minimized. This use as a refrigerant in a compressor is use as a refrigerant having a composition...
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WO/2022/181296A1 |
This oil separator (20) comprises: an oil separator container (44); a refrigerant gas introduction pipe (52) which is inserted from above the oil separator container (44) and introduces a refrigerant gas into the oil separator container ...
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WO/2022/180974A1 |
A reciprocating compressor comprising: a crankshaft having a rotation axis offset with respect to the central axis of a cylinder; a piston that defines a compression chamber together with the cylinder and reciprocates in the cylinder; an...
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WO/2022/182730A1 |
A method and system for enhancing power generated by a gas turbine system. The system may include a turbine inlet cooling system and a wet compression air fogging system. Air entering the gas turbine system is cooled by the turbine inlet...
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WO/2022/176932A1 |
A pump device (1) is provided with: a piezoelectric pump (10A); a piezoelectric pump (10B); and a connection pipe (80). The connection pipe (80) connects an outlet opening of the piezoelectric pump (10A) with an inlet opening of the piez...
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WO/2022/176505A1 |
According to the present invention, a rotary compressor is provided with an electrically driven mechanism unit, a compression mechanism unit, and an oil storage unit, inside a hermetically sealed container, for example. The compression m...
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WO/2022/173138A1 |
Provided is a linear compressor comprising: a shell having an oil storage unit for accommodating oil, and forming the exterior; a cylinder installed inside the shell, and having an internal space; a piston installed in the cylinder so as...
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WO/2022/172634A1 |
An oil separator (10) to be installed in a compressor for a cryogenic refrigerator comprises: a first cylindrical part (11) having a cylindrical shape extending along the vertical direction and including a first communication section (11...
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WO/2022/167501A1 |
The present invention relates to a piston for a piston pump, in particular a piston compressor, comprising a piston base body (1) and a piston head valve (3) having a reed valve plate (31), wherein the reed valve plate (31) is fastened w...
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WO/2022/167326A1 |
The invention relates to a piston compressor, comprising: - a cylinder (1); -a piston (2), which is mounted for linear movement along a cylinder longitudinal axis (L); - a working chamber (3), which is fluidically connected to a working-...
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WO/2022/167502A1 |
The invention relates to a compressor (V), in particular a refrigerant compressor, comprising a low-pressure region (1) and a high-pressure region (2), wherein: a lubricant (S) is provided in the low-pressure region (1) for lubricating t...
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WO/2022/163079A1 |
The present invention prevents a deterioration in the performance of a cooling system and a deterioration in the power efficiency of a gas compressor associated with degradation over time or changes in the gas compressor. This gas compre...
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WO/2022/162341A1 |
A near isothermal machine for compressing or expanding gas having a piston in a main cylinder with a heat absorbing and releasing structure attached thereto. The main cylinder contains a substantially constant volume of liquid maintained...
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WO/2022/158371A1 |
A gas cooler according to the present invention includes a drainage recovery unit 33, a drainage discharge channel 34, a drainage tank 40, and a ventilation channel 50. The drainage recovery unit 33 collects drainage separated from gas b...
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WO/2022/158111A1 |
This compressor (1) comprises a cylinder having a cylinder body and a cylinder plate that closes an end part of the cylinder body, a piston (33) that reciprocates in the cylinder, a connecting rod (32) that supports the piston (33), a cr...
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WO/2022/158212A1 |
This fluid machine system includes a plurality of package-type fluid machines each having a compressor body that compresses a fluid and a power source that causes the compressor body to operate. The fluid machine system comprises: a circ...
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WO/2022/154407A1 |
An embodiment disclosed in the present specification relates to an oil detecting device of a compressor and a compressor including same, the device comprising multiple capillary tubes in an internal space in a casing in which a receptor ...
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WO/2022/153482A1 |
This compressor comprises a sealed container, an electric motor mechanism having a stator and a rotor, a compression mechanism which compresses a refrigerant, a discharge pipe which discharges the refrigerant, a drive shaft fixed to the ...
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WO/2022/149671A1 |
Provided are an elastic body and a linear compressor including same. The linear compressor according to one aspect described in the present specification comprises: a cylinder; a piston axially reciprocating inside the cylinder; a drive ...
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WO/2022/149670A1 |
A linear compressor is provided. A linear compressor according to one aspect of the present specification comprises: a shell; a frame including a body part and a flange part extending in the radial direction from the front of the body pa...
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WO/2022/149669A1 |
A linear compressor is disclosed. The linear compressor according to the present specification comprises: a frame; an outer stator comprising a stator core arranged in the frame, teeth units extending inward from the stator core, and a t...
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WO/2022/147136A1 |
An apparatus to compress a fluid is disclosed herein. The example apparatus includes a casing, an actuation cylinder and a compression cylinder defined in the casing, a rod slidably coupled between the actuation cylinder and the compress...
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WO/2022/142603A1 |
A vacuum pumping system and a vacuum packaging machine, comprising a first branch (2) and a second branch (3) arranged in parallel. The first branch (2) has a first vacuum pump set (21) and a second vacuum pump set (22) which are connect...
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WO/2022/145805A1 |
Provided is a linear compressor. The linear compressor according to an aspect described in the present specification comprises: a cylinder; a piston which reciprocates inside the cylinder and includes a head part and a sliding part that ...
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WO/2022/142485A1 |
A laminated eccentric shaft hole structural assembly. The laminated eccentric shaft hole structural assembly is formed by superposing flat-structure eccentric unit components (A). The axes of an outer circle structural unit (1) and an in...
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WO/2022/141809A1 |
Rotatable air pipe (200) and an inflation pump (100). The rotatable air pipe (200) is connected to an air outlet hole (194) of the inflation pump (100); the air outlet hole (194) has a front hole wall (1941) and a rear hole wall (1942); ...
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WO/2022/134342A1 |
Provided are an electric field-type oil emulsification reverser and a method for use thereof, comprising a machine base (1), an oil–water separation labyrinth screen (2) arranged running through the machine base (1), a pair of mesh ele...
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WO/2022/134235A1 |
An inflating pump housing, comprising a main machine housing (1), a main machine rear housing (2), fan-shaped air holes (6), and a clamping groove air opening (3). One end of the main machine housing (1) is fixedly connected to the main ...
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WO/2022/134341A1 |
An electric heating-type oil emulsion reverser, comprising: a machine base (1) provided with a longitudinal through hole inside and mesh holes on an outer peripheral ring surface; an oil-water separating spiral pipe sieve (2) with two en...
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WO/2022/135367A1 |
An air pump (100), comprising an electric motor (3); an air compression assembly (2) driven by the electric motor (3) for compressing and discharging air; a main housing (119), which accommodates the electric motor (3) and the air compre...
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WO/2022/136014A1 |
A compressor (10) having a stationary part (20), a part (30) oscillating along a main axis (X), and a leakage path (L) extending between the stationary part (20) and the oscillating part (30) in the axial direction, wherein a plurality o...
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WO/2022/136433A1 |
A throttle arrangement (1) for sealing off a sliding surface (9) of a body, which is movable in an axial direction (A), of a piston compressor (20), wherein the throttle arrangement (1) has, in use, a compression-chamber-side high-pressu...
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WO/2022/139796A1 |
Example implementations involve a gas compressor package and a cooling system for a gas compressor involving an aftercooler configured to receive heated compressed air from the gas compressor and cool the received compressed air, an oil ...
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WO/2022/135603A1 |
A silencing device and a refrigerator. The silencing device (1) comprises a silencing body (11); the silencing body (11) comprises a hole wall (13) defining a through hole (12), and silencing cavities (14) formed in the silencing body (1...
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WO/2022/131269A1 |
A manufacturing method for a motor fixed structure comprising: a casing (20); a stator (60) fixed to the inner peripheral surface of the casing (20); and a resin member (12) provided between the inner peripheral surface of the casing (20...
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WO/2022/132157A1 |
A stackable environmental air sampling pump includes an external housing, an air pump inside the external housing, and a telescopic mast attached to the housing and configured to extend from the external housing. The external housing inc...
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WO/2022/130511A1 |
The present invention provides: a compressor in which a piston that divides the inside of a cylinder of the piston-type compressor into a compression chamber and an air intake chamber is provided, check valves are installed in bearing wa...
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WO/2022/127519A1 |
A dustproofing protection structure for an air compressor, the dustproofing protection structure comprises a frame, wherein the frame is provided with an air inlet channel (1); the air inlet channel (1) is provided with an air inlet; one...
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