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WO/2022/065752A1 |
The present invention relates to an air compressor which improves the space utilization of a filter unit, and reduces the number of constituent parts constituting the filter unit, thereby improving assemblability, reducing manufacturing ...
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WO/2022/062972A1 |
A pump-valve integrated pneumatic control module, comprising: a pump-valve body of which the end portion is provided with a gas distribution layer (16), and a gas guide module (1) mated with the gas distribution layer (16), and an electr...
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WO/2022/062012A1 |
A double-layer air pump, comprising a mounting base (10), a rotary disk mechanism (20), a driving mechanism (30), and an air outlet mechanism (40). The air outlet mechanism (40) comprises a first piston assembly (41), a second piston ass...
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WO/2022/041368A1 |
An electric air pump (1), comprising a housing (100), a cover body (200), an inflation module (800), and a control module (500). The housing (100) is provided with a first vent port (110). The cover body (200) covers the housing (100), a...
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WO/2022/039555A1 |
A hermetic type compressor may comprise: an airtight container including a lower shell and an upper shell mutually coupled to form an airtight space therein; a compression unit comprising a compression chamber for compressing refrigerant...
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WO/2022/017014A1 |
Provided in the present invention are a stator for use in a pancake motor, a stator supporting ring, and a compressor, related to the technical field of refrigeration. The stator comprises an annular stator iron core. The stator iron cor...
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WO/2022/020823A1 |
A wave cam drive system for a liquid pump sprayer that provides for improved pumping performance and a reduction in weight and size for a comparable liquid pump. The wave cam drive system includes a cam coupled to a drive shaft of an ele...
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WO/2022/008018A1 |
A multi-stage compressor for compressing a fluid, the compressor comprising: two or more cylinders each having a compression chamber and a piston, so that a fluid in each of the compression chambers can be compressed by the associated pi...
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WO/2021/255265A1 |
An electric hermetic compressor comprising a hermetic terminal with terminal pins for electrical connection of a motor inside a hermetic housing. The hermetic terminal forms a cavity and the compressor further comprises a non-conductive ...
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WO/2021/235036A1 |
The objective of the present invention is to provide a linear compressor with which it is possible to reduce noise and improve reliability, while reducing the size of the compressor. The linear compressor of the present invention is pr...
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WO/2021/228598A1 |
The invention relates to a reciprocating compressor for generating oil-free compressed air, comprising at least one guide piston (22) and a pressure-generating piston (32). The guide piston (22) is coupled to a swashplate (14), and the p...
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WO/2021/218585A1 |
A linear motor-driven fracturing pump, comprising at least one hydraulic end (1). Several plungers (4) are provided in parallel on each hydraulic end (1). Each plunger (4) is correspondingly connected to one linear motor (3). The linear ...
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WO/2021/208220A1 |
Embodiments of the present invention provide a compressor, comprising a cylinder body and a piston assembly provided inside the cylinder body. The piston assembly comprises a first piston, a second piston provided inside the first piston...
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WO/2021/197490A1 |
An air supply machine, comprising: a housing (210); an electric motor (400), which is located inside the housing; a compression assembly (100), which comprises an air cylinder (4) and a piston (1) arranged inside the air cylinder; and a ...
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WO/2021/189030A1 |
The present invention is directed to an inflation system comprising a housing; a clamp assembly, the damp assembly having an elongated upper damp and an elongated lower damp, the upper clamp having a proximal end and a distal end, the lo...
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WO/2021/180292A1 |
The invention consists of transferring the water through the lower portion between two columns (1, 2) positioned vertically, one of which is full while the other is empty. Said transfer forms, in the initially full column, a depression i...
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WO/2021/171592A1 |
[Problem] To provide a pump which can use energy effectively. [Solution] This pump 10 operates by using temperature changes during the operating and stopping of a machine. The pump 10 comprises: a variable container part 13 which stores,...
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WO/2021/163774A1 |
The present invention relates to a structure for generating energy capable of converting the gravitational potential energy of vehicles into mechanical energy. The invention more particularly comprises a platform to which a number of hyd...
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WO/2021/157778A1 |
A compressor is provided. The compressor according to one aspect of the present specification comprises: a cylinder including a gas inlet formed on the outer circumferential surface thereof and formed in a cylindrical shape; a piston dis...
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WO/2021/155923A1 |
The invention relates to a method for operating an electric air compressor assembly, especially in a vehicle, said assembly including an electric motor and a compressor which is mechanically coupled to the electric motor and which is cap...
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WO/2021/142328A1 |
A drive for a mobile compressor includes EMI and transient protection circuits, second chokes, converters and an inverter. The EMI and transient protection circuits include respectively common mode chokes and at least one component. Each...
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WO/2021/119789A1 |
Method and system for reducing the noise generated during a starting failure of a compressor motor and for allowing the piston (15) to be positioned in a position more favorable for a new start, the method being executed by a failure det...
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WO/2021/119682A1 |
The invention relates to a hermetically encapsulated refrigerant compressor (100) comprising: a housing (10) having a lower part (11) and a cover (12), wherein the cover (12) can be connected to the lower part (11); an electrical connect...
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WO/2021/118134A1 |
The invention relates to a device and a method for manufacturing the device for driving a compressor, in particular an electric motor, with a rotor and a stator (1) with a stator core (2), which are arranged along a longitudinal axis (7)...
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WO/2021/104707A1 |
The invention relates to an electromotively driven assembly (1) for a vehicle, having at least one electric drive unit (2) comprising at least one drive shaft (3) with an axis of rotation (D), the drive shaft (3) engaging by way of an in...
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WO/2021/098424A1 |
A crankshaft (100), comprising a first shaft (110), a second shaft (130), and a first crank arm (120). A first oil passage (111) is formed in the first shaft (110) along an axis direction thereof; a second oil passage (131) is formed in ...
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WO/2021/098423A1 |
A crankshaft (100), comprising: a first shaft (110), a second shaft (130), a first crank arm (120), a second crank arm (140) and a recess portion (121). The first crank arm (120) is provided at one end of the first shaft (110), a first o...
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WO/2021/094867A1 |
The present invention relates to a device (1) for thermally compressing a medium, comprising: - a housing (2); - an impeller (3) for delimiting in the housing (2): o a first space (4) which is coolable by means of cooling means; o a seco...
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WO/2021/078820A1 |
The invention relates to a packing seal (12) for a piston compressor, comprising a longitudinal axis (L) and a fastening part (12c) and a cylindrical part (12p) arranged one behind the other in the direction of the longitudinal axis (L),...
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WO/2021/078781A1 |
The piston compressor (1) for compressing a gas comprises a cylinder (2) and also comprises a piston (3), a piston rod (16), packing (12), a crosshead (17) and a drive (21), wherein: the piston (3) is disposed for movement in a longitudi...
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WO/2021/075781A1 |
The invention concerns apparatuses (1) for compressing a gaseous fluid. An apparatus (1) comprising a stator (5) and a rotor (8) which are arranged inside a housing (2) extending along a common longitudinal axis (9), wherein the stator (...
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WO/2021/069264A1 |
The present invention relates to an internal combustion engine, comprising a primary air system (1) for providing fresh air and comprising a secondary air system (2), which is designed to divert secondary air from the primary air system ...
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WO/2021/063713A1 |
The invention relates to an air compression device (100) comprising: a compressor device (120) for the compression of air, wherein the compressor device (120) has a compressor axis (122) and the compressor axis (122) is defined by a dire...
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WO/2021/063754A1 |
The invention relates to an air compression device (100) comprising a housing (110), a compressor device (120) for the compression of air, an electric motor (140) for driving the compressor device (120) and for generating an air flow (19...
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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/2021/051157A1 |
A gas reinjection system has a gathering system water pipeline gas take-off inlet and a gathering system gas pipeline gas reinjection outlet. An electric motor drives a gas booster interfacing the inlet and the outlet to pressurise gas d...
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WO/2021/050511A1 |
A system and process for predicting the failure of a machine begins with the step of loading a slope signature library into the control system, in which the slope signature library correlates time-to-failure based on rates of change of o...
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WO/2021/043808A1 |
The invention relates to a stator (40) of an electrical coolant drive (2), comprising a stator assembly (42) having a number of stator teeth that are provided with coils of a multi-phase stator winding, and a contact device (44, 44', 44'...
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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/2021/027263A1 |
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/2021/025366A1 |
A permanent magnet synchronous motor for a hermetic compressor is disclosed. The permanent magnet synchronous motor comprises: a stator which includes a plurality of stator teeth each having a coil wound thereon in order to form an elect...
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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/2021/015610A1 |
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/2021/005495A1 |
A pump systems having multiple, diverse applications uses for use with inflatable products (200). Specifically, the pump systems which inflation or deflation of the associated inflatable products (200) may be accomplished in more than on...
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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/2021/001083A1 |
The invention relates to a position detection device for determining the position of the diaphragm or the drive piston of an electric-motor-driven diaphragm pump, in particular detecting the upper and lower reversal point (Po, Pu) in the...
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WO/2020/261812A1 |
The present invention addresses the problem of providing a linear motor having a bridge part for improving thrust force and reducing eddy current loss. The present invention has a movable element 2 (field magneton) and a plurality of a...
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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/2020/254109A1 |
The invention relates to a mechanically commutated brush motor (10) for a compressor device (100) having a compressor (8) for producing compressed air, said brush motor comprising: a rotor (9); a stator (11); a current sensor (14) for me...
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WO/2020/253070A1 |
Provided is a pressure vacuum control pump, which comprises a pump body (1), an eccentric wheel (4) rotatably arranged on the pump body (1), a motor (3) for driving the eccentric wheel (4) to rotate, a vacuum piston rod (5) and a pressur...
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