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WO/2021/053965A1 |
A heat exchanger for preheating causes cooling water on an outlet side of a heat exchanger for auxiliary cooling and feed-water having passed through a bypass path for preheating to exchange heat with each other.
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WO/2021/053077A1 |
The invention relates to an electromotively driven assembly (1) for a vehicle, having at least one electric drive unit (2), the drive shaft (3) of which is mounted by means of at least one rolling bearing (4), the outer ring (5) of which...
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WO/2021/046623A1 |
The present utility model patent application relates to a device for the removal of the pass tubes during compressor replacement processes in domestic refrigeration and cooling (refrigerators, freezers, air conditioners, drinking fountai...
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WO/2021/045377A1 |
The present invention relates to a device (1) for damping pressure pulsations for a compressor of a gaseous fluid, in particular a refrigerant, in a refrigerant circuit of a motor vehicle air-conditioning system. The device exhibits a ho...
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WO/2021/045372A1 |
Provided is a reciprocating compressor that compresses a fluid by reciprocating a piston in a cylinder through a rotary shaft rotated by a motor. A reciprocating compressor according to an aspect of the present invention comprises: a she...
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WO/2021/039613A1 |
[Problem] To return oil to a crank chamber via a simple configuration in a variable-capacity compressor. [Solution] In a variable-capacity compressor 100, a rotating member 180 secured to one end of a drive shaft 110 is accommodated in a...
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WO/2021/039573A1 |
Provided are a compressor and a refrigeration cycle device that are applicable to compression of R32 refrigerant or a mixed refrigerant containing R32 refrigerant, and with which it is possible to prevent overheating of windings in an op...
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WO/2021/034135A1 |
A refrigerating apparatus using a non-azeotropic mixed refrigerant may include a compressor operable in a continuous operation mode and configured to compress the non-azeotropic mixed refrigerant, a condenser configured to condense the r...
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WO/2021/033101A1 |
Dryer for a compressed gas, consisting of a pressure vessel containing a drying zone and a regeneration zone, a drum provided with regenerable drying agent, an inlet for the supply of the compressed gas to be dried to the drying zone, an...
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WO/2021/030893A1 |
The invention under consideration relates to a hermetic reciprocating compressor comprising an acoustic suction filter especially designed to optimize the thermal dynamics of the refrigerant fluid suction flow. Said acoustic suction filt...
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WO/2021/030892A1 |
The present invention relates to a system for the thermal insulation of the suction muffler in compressors, said system being provided with a muffling device and a protection device, and being capable of optimizing the thermal insulation...
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WO/2021/027263A1 |
An electro-hydraulic driven piston-type hydrogen compressor and compression method, comprising a hydraulic reversing system (1), a first two-stage compression cylinder (2), a second two-stage compression cylinder (3), a gas cooling devic...
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WO/2021/028169A1 |
The invention relates to a high-pressure fuel pump (28) comprises a pump housing (46), a receiving space (52) in the pump housing (46), a pressure pulsation damper (44) in the form of a diaphragm cell (56) having two diaphragms (58a, 58b...
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WO/2021/027374A1 |
An air conditioner free of compressor slugging comprising: a refrigerant circulation loop, wherein the refrigerant circulation loop consists of at least a compressor (3), a reversing valve (4), a first heat exchanger (5), a throttling de...
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WO/2021/029569A1 |
The present invention relates to a compressor having a moisture removal device, the compressor comprising: a heat transfer part which is positioned, inside a compression tank of the compressor, to be long in the longitudinal direction of...
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WO/2021/028826A1 |
A piston (10) is described for the compression of a pneumatic fluid in a compression chamber (CC) of a cylinder (C) comprising: - a cylindrically shaped piston body (12), adapted to be arranged slidably within said cylinder (C), and havi...
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WO/2021/024607A1 |
This liquid-cooled gas compressor has a first cooling channel that supplies a first location of a compressor body with a first cooling liquid that passes through a first heat exchanger and has a first temperature, and a second cooling ch...
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WO/2021/017857A1 |
Disclosed is an electromechanical time delay valve, comprising a valve seat body (1) and an electromagnetic valve (2). The electromagnetic valve comprises an actuating valve core (3) and a reset spring (4), and the actuating valve core c...
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WO/2021/019639A1 |
This compressor (1) has a casing (11) having formed therein a suction port (70a) through which a refrigerant is suctioned, and a plate-like strainer (80) installed facing the suction port inside the casing.
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WO/2021/020376A1 |
A compressor (10) comprises a casing (20) that stores lubricating oil (25) in the bottom, a compression mechanism (30) that is provided inside the casing (20) and that compresses a drawn-in fluid, an electric motor (40) that is provided ...
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WO/2021/019881A1 |
Refrigerant piping (R2) of a refrigeration apparatus comprises stainless-steel first piping (23) through the interior of which a refrigerant flows, joint piping (40) that is provided to the outer peripheral surface of the first piping (2...
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WO/2021/014190A1 |
Described is an air compressor which can be fixed to the wall, comprising a plate (2) which can be fixed to a wall, a supporting body (3) fixed to the plate (2), an electrically powered air compression unit (11) housed in the supporting ...
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WO/2021/014850A1 |
This compressor (10) is provided with: a balance weight (66) which is provided on the lower end of a rotor (65) and the lower end of which is positioned below the lower end of a coil (63); an outer gas passage (61a) formed so as to verti...
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WO/2021/014711A1 |
Provided is an air compressor having improved insulation performance. The air compressor 1 has: a metal housing 6; and a motor 15 that has a stator 16 connected to the housing 6 in an insulated manner, a coil 20 being wound on a stator c...
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WO/2021/015610A1 |
Compressor (1) for compressing a fluid, in particular a gas, with, the compressor (1) comprising at least one hollow cylinder (2) extending along the longitudinal axis (C) of the cylinder (2) between two cylinder ends (3a, 3b) and boundi...
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WO/2021/013670A1 |
The invention relates to a reciprocating-piston compressor for a compressed air supply system in a motor vehicle, comprising a cylinder head with an integrated unloading system which is used to switch an unloading channel in a valve supp...
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WO/2021/012744A1 |
A dual-pump liquid discharge container, which comprises an outer tube (10), an inner tube (20) and a pump core mechanism (30), wherein the outer tube (10) is provided with a first pump core communication port (11) and an inner tube embed...
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WO/2021/015115A1 |
The present invention addresses the problem of increasing the rate of separation of lubricating oil in a compressor equipped with a centrifugal separating-type oil separator. A scroll compressor 100 is provided with a scroll unit 120 whi...
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WO/2021/007634A1 |
A reciprocating compressor and, more particularly, an assembly arrangement between the head cover and the outlet pipe of the suction acoustic filter of said compressor are disclosed. This arrangement consists of ribs arranged in a housin...
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WO/2021/008091A1 |
A wiring device, comprising a junction box cover (10), a wiring spacer (20), and a seal terminal (30). The wiring device is disposed on a housing cover (40) of a compressor. The junction box cover (10) is disposed on the junction spacer ...
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WO/2021/005918A1 |
A compressor (1) is provided with: a compressing mechanism (15) accommodated inside a casing (10); a housing (18) in which a crank chamber (19) is formed; and a first oil return passage (31) for downwardly guiding lubricating oil that ha...
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WO/2021/004294A1 |
Disclosed are a pump body structure, a compressor, and a heat exchange apparatus. The pump body structure comprises: an air cylinder assembly (10) comprising an air cylinder (11), a piston (20) movably arranged inside the air cylinder (1...
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WO/2021/006301A1 |
Provided is a capacity control valve that has excellent energy efficiency and that has a large capacity. The capacity control valve includes: valve housings 10, 11 into which a suction fluid having a suction pressure Ps and a control flu...
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WO/2021/001921A1 |
A compressor comprising a terminal (60) provided so as to penetrate a wall surface of a sealed container (40). The terminal comprises: a metal body (61) fixed to the wall surface; a conductive pin (62) inserted in a through-hole (61a) in...
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WO/2021/001148A1 |
A valve plate (1) for installation in a reciprocating compressor, which comprises a support region (8) and a valve region (2a, 2b), wherein the valve region (2a, 2b) has a movable valve lamella (5) having a valve seat, by means of which ...
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WO/2020/260077A1 |
The invention relates to an automatic valve for a reciprocating compressor, comprising a valve lamella (4) and a stroke limiter (2), wherein a channel in a valve plate (6) of the reciprocating compressor can be closed by means of the val...
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WO/2020/258718A1 |
Disclosed are a compressor liquid accumulator (100) and a compressor comprising same, the compressor liquid accumulator (100) comprising a first suction cup (110) and a second suction cup (120). The surface, facing the second suction cup...
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WO/2020/264381A1 |
An injector generator for use in geomechanical pumped storage systems includes a power end and a fluid end. The fluid end has one or more fluid chambers each having a fluid inlet and outlet that are controlled by rotary valves. The fluid...
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WO/2020/261998A1 |
In insulators (24, 25) of this motor, when in an outer peripheral wall part (41), an outer diameter side of a winding trunk part (42) is a winding trunk part-side outer peripheral wall part (41T) and an outer diameter side of an opening ...
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WO/2020/262190A1 |
A package-type compressor 1 comprises: a box-shaped package 10 having an intake opening 11a and an exhaust opening 15a; a compressor body 20 that compresses air, inside the package 10; a motor 25 that drives the compressor body 20, insid...
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WO/2020/252549A1 |
The present invention relates to a system and method for operational acoustic optimization of a variable speed compressor (2) comprising a synchronous motor (6), a frequency inverter (3) and a control block (5), such optimization being c...
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WO/2020/252603A1 |
Disclosed is a quick-change-type double-layer-piston three-dimensional cooled air cylinder, comprising an air cylinder top cover (1) and an upper-layer piston (2). The upper-layer piston (2) is arranged in the interior below the air cyli...
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WO/2020/253796A1 |
Disclosed are a shaft assembly (10) of a compressor, and a compressor (1) comprising the shaft assembly (10). The shaft assembly (10) of the compressor (1) comprises a first body (100), and a second body (200) configured to rotate integr...
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WO/2020/255243A1 |
This compressor is provided with a housing constituting an outer shell, a motor provided inside the housing, a compressing unit which is provided inside the housing, and which moves by means of a motor to compress a refrigerant, and a sh...
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WO/2020/249461A1 |
The invention relates to a method for identifying damage on a compressor having an intake side and a discharge side, comprising the following steps: (i) detecting measurement data of the intake pressure (p1) and intake temperature (T1) m...
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WO/2020/251530A1 |
An improved inlet valve system for a cylinder chamber of a reciprocating compressor and a method for utilizing a high pressure gas source to control an inlet valve system for a cylinder chamber of a reciprocating compressor is disclosed....
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WO/2020/250054A1 |
Drying device for drying compressed gas which comprises at least two vessels (2) with regenerable desiccant (3) and an adjustable valve system (4) which is such that,a vessel (2) can dry compressed gas, while the other vessel (2) is bein...
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WO/2020/250743A1 |
This sliding material comprises a resin material that serves as a base material and particles that are dispersed in the resin material; and the particles are in the form of dendrite.
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WO/2020/250383A1 |
This compressor includes: an electric motor provided with a three-phase coil having 6N (N is an integer) terminals; a compressing mechanism driven by the electric motor; a hermetically sealed container accommodating the electric motor an...
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WO/2020/250056A1 |
Compressor system provided with a compressor device (2) with at least one compressor element (3) with an outlet (6) for compressed gas, an outlet line (5) connected to this compressor device (2) for the compressed gas, and a dryer (13) c...
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