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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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WO/2020/247415A1 |
A compressor comprises a first compressor piston assembly (101) including a first compressor piston head (102) having a bottom side (104) and a longitudinal central axis (L). The compressor also comprises a first nozzle (llO)arranged to ...
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WO/2020/246341A1 |
The purpose of the present invention is to improve insulation between a switching element and a fixed member. This switching element unit (45) is disposed on a base plate (42) disposed in a control device for an electric compressor, the ...
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WO/2020/240858A1 |
A refrigeration cycle device (1) is provided with a refrigerant circuit in which a refrigerant that includes carbon dioxide circulates through a compressor (10), a condenser (20), an expansion valve (50), and an evaporator (60) back to t...
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WO/2020/239032A1 |
A lubricating oil emulsion prevention method for an air compressor, comprising: setting air compressor control modes as a low working rate mode and a high working rate mode; and performing lubricating oil emulsion prevention control on a...
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WO/2020/240048A1 |
The present invention relates to a compressor (1) which is suitable for use in cooling devices such as refrigerators, comprising a casing (2) wherein the oil (14) is placed; a suction muffler (7) which is produced from plastic, which has...
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WO/2020/235338A1 |
This oil-cooled screw compressor 1 is provided with an auxiliary oil supply flow path 31 which fluidly connects a rotor chamber 21c with a primary oil supply flow path 11 or an oil reservoir 4a of an oil separation recovery device 4, and...
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WO/2020/235075A1 |
This electric-motor compressor comprises a compression mechanism unit that compresses a refrigerant, an electric motor mechanism unit that drives the compressor mechanism unit, an airtight container that incorporates the compression mech...
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WO/2020/233796A1 |
The invention relates to a piston type pump (1), comprising a pump housing (2) having a pump inlet (4) and outlet (6) and a piston arrangement (8) connected to a drive shaft (10) comprising a first eccentric (20) driving the piston arran...
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WO/2020/235272A1 |
A compressor (1) is provided with: a cylindrical casing (10); and a compression mechanism (20) which is housed in the casing (10). The compression mechanism (20) has a housing (21) including a pressure-contact part (22) which pressure-co...
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WO/2020/235076A1 |
This compressor includes: a motor; a sealed container that accommodates therein a compression mechanism part that is driven by the motor; and an accumulator attached to the sealed container. A suction pipe of the accumulator is connected...
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WO/2020/234706A1 |
A pump mounting frame comprising a latching device (2-1) for releasably mounting a pump apparatus. The latching device has a body portion (11) having a latch aperture (20) for receiving a latch pin (3-1); and a latching member (12) for r...
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WO/2020/235409A1 |
Provided is an inverter-integrated electric compressor provided with: a compressor; an electric motor; a control substrate (41b) which controls the electric motor; and a connection part (50) which electrically connects the electric motor...
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WO/2020/234990A1 |
A compressor according to the present invention is provided with: a container that has a plane part on an outer front face thereof; a glass terminal that protrudes to the outside of the container from the plane part; a thermal protector ...
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WO/2020/230207A1 |
A compressor (1) comprising a rotary shaft (3), bearings (4A, 4B), a motor (5), a compression unit (6, 10), and a housing (2) accommodating the rotary shaft (3), bearings (4A, 4B), motor (5), and compression unit (6, 10), wherein a first...
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WO/2020/224400A1 |
A linear compressor, comprising a housing (102), the housing (102) defining a storage tank (202) for collecting lubricant and a suction inlet (220) for receiving a refrigerant flow into the housing (102). A pump (206) enables the lubrica...
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WO/2020/226657A1 |
A compressor valve assembly is presented. The compressor valve assembly includes a seat and a guard attached to each other. The seat includes an inlet hole. The guard includes a spring. The guard includes a guide pin attached to the bott...
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WO/2020/225145A1 |
A pump for pumping a gas from an inlet to an outlet. The pump comprises: an exhaust valve for opening or closing the outlet to allow or impede fluid flow through the outlet. The exhaust valve is configured such that a resistance of the e...
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WO/2020/223293A1 |
A rocking piston vacuum pump or compressor may have a sound attenuation assembly. The sound attenuation assembly may comprise a sound attenuation chamber. The chamber may have a first silencer disposed therein with sound dampening foam d...
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WO/2020/221679A1 |
In the sealing assembly for piston compressors, at least one annular sealing element (2) is arranged in a groove-like sealing chamber (1) and is designed in such a way that the surface of the sealing element, which surface points radiall...
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WO/2020/217156A1 |
Compressor installation with a liquid-injected compressor device (2) with a compressor element (3) with an outlet pipe (5) connected to an outlet {6} of the compressor element (3), with a liquid separator (8) in the outlet pipe (5) which...
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WO/2020/216531A1 |
The invention relates to a compressor unit for compressing air within portable/transportable systems, wherein the compressor unit (1) comprises at least one motor (2) and at least one reciprocating piston compressor (4) having a cylinder...
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WO/2020/213692A1 |
This vehicle-mounted electric compressor is provided with a compressor body including a motor for compressing a refrigerant, and an inverter including a power element for supplying the motor with electric current. The power element is pr...
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WO/2020/214807A1 |
A fluid pressure control system (110) for a compressor (32) includes a pump (90) configured to direct a lubricant toward a bearing (96) of the compressor (32), a sensor (112) configured to provide feedback indicative of a speed of a shaf...
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WO/2020/208930A1 |
A reciprocating compressor (1A) is provided with: a compression part (2) that compresses, by a piston (6), gas suctioned into a cylinder (4) through a suction valve (36) and discharges the compressed gas through a discharge valve (51); a...
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WO/2020/207876A1 |
The invention relates to a drying container (200) comprising a container outer wall (210) for an air drying assembly (100), wherein, by means of a separator piece (220), the drying container divides an inner space (215) delimited by the ...
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WO/2020/208777A1 |
This compressor is provided with a cylindrical hermetically sealed container, a compression element portion which is accommodated inside the hermetically sealed container to compress refrigerant gas, and an electric motor which is accomm...
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WO/2020/209824A1 |
Refrigerant compressor with external cooling, comprises housing (1), inside which there are: crankshaft (2), rotor (3), stator (4,) compression chamber (5), oil sump (6); and outside on the housing (1) there are pipe for refrigerant inle...
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WO/2020/200208A1 |
A pump valve all-in-one machine for a pneumatic lumbar support of a car seat, comprising: an air pump (1), a pump valve connection base (2), an electromagnetic air valve lower base (3), normally open electromagnetic air valves (4), an el...
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WO/2020/204825A1 |
A suction muffler for a reciprocating compressor comprises a first housing portion and a second hosing portion. The first housing portion comprising a first inlet opening, and a second inlet opening. The second housing portion comprises ...
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WO/2020/202676A1 |
Provided is a highly reliable compressor or the like. A compressor (100) is provided with: an airtight container (1) in which lubricating oil is sealed; an electric motor (6) which has a stator (6a) and a rotor (6b) and which is installe...
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WO/2020/202493A1 |
This metal fitting is used to secure a suction muffler to a hermetic container of a hermetic-type compressor, wherein: the metal fitting comprises a base portion secured to the hermetic container, a contact portion secured to the suction...
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WO/2020/202458A1 |
A compressor equipped with: a housing (11) that includes a housing main body (41) having a first open end (41A) arranged on one side in the axial direction and a second open end (41B) arranged on the other side in the axial direction, a ...
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WO/2020/200524A1 |
A valve for a reciprocating machine is disclosed. The valve includes a seat provided with flow apertures therein. A valve closing member is adapted to co-act with the seat for selectively closing and opening the flow apertures. A cage is...
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WO/2020/202515A1 |
Provided is a compressor and the like with high reliability. A compressor (100) includes a cylindrical oil ring (15) provided between a compression mechanism portion (2) and an electric motor (6). A stator (6a) of the electric motor (6) ...
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