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WO/2022/009284A1 |
This multi-blade impeller is provided with: a main plate which rotates about an axis of rotation, and which is circular when seen along the axis of rotation; a plurality of blades (4) which are arranged spaced apart from one another alon...
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WO/2022/005486A1 |
An electric submersible pump includes a pump and an electric motor coupled to the pump. An electric submersible pump also includes a seal that is positioned between the pump and the electric motor. The seal has an outer housing and a sea...
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WO/2022/003629A1 |
The present invention relates to an electric water pump (20) with an improved rotor assembly (24). More particularly, the present invention relates to an improved rotor assembly (24) of an electric water pump (20) that provides compactne...
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WO/2022/001872A1 |
Disclosed are a blade for a fan, an invisible fan and a fan lamp. A blade (111) comprises, in the extension direction of the blade (111), a fixed part (1111) at inside and a free end (3101) at outside. A bending part (3200) is formed on ...
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WO/2022/001875A1 |
A fan lamp, belonging to the technical field of lighting lamps. The fan lamp comprises a ceiling assembly (100), a hanging rod (200), a blade assembly (300), a light source assembly (400) and a driver (500); the blade assembly (300) comp...
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WO/2022/005485A1 |
An electric submersible pump includes a pump, an electric motor that is coupled to the pump by a rotatable shaft, a seal section that is positioned between the pump and the electric motor. The seal section contains a sequestration device...
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WO/2022/001776A1 |
An invisible fan comprises a turntable (100), a plurality of fan blades (200) and a synchronization mechanism (300). The synchronization mechanism (300) comprises a rotating ring (310) and a plurality of connecting rods (320), wherein th...
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WO/2022/004144A1 |
Comprised are a rotor (20), a magnetic bearing (10), and a drive unit (30) that rotationally drives the rotor. The magnetic bearing comprises a bearing stator (12) and a ring-shaped bearing rotor member (11). The drive unit has a drive s...
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WO/2022/001043A1 |
Disclosed are an air blowing device and a tower fan. The air blowing device comprises a housing (10), a wind wheel assembly (30) and a heating component (40), wherein the housing is provided with an accommodating cavity (11), and an air ...
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WO/2022/003628A1 |
The present invention relates to an electric water pump (20) with an improved impeller assembly (31). More particularly, the present invention relates to an improved impeller assembly (31) of an electric water pump that provides compactn...
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WO/2022/005484A1 |
An electric submersible pump includes a pump, an electric motor that is coupled to the pump by a rotatable shaft, a seal section that is positioned between the pump and the electric motor. The seal section contains an additive and a moto...
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WO/2022/002406A1 |
Compressor rotor structure for turbomachinery, such as a compressor, is provided. Disclosed embodiments may involve a flow loop that at least in part flows through the interior of the tie bolt or by way of a venting arrangement that at l...
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WO/2022/003310A1 |
A compressor is provided for use in domestic appliances (10). The compressor comprises an impeller (80), a housing (78) and a seal (88). The impeller (80) is connected to a generally conical hub (82) defining a rotational axis (91) of th...
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WO/2022/001816A1 |
A self-cleaning exhaust fan for a textile mill, comprising a machine shell (1), exhaust fan blades (2), a driving component (3), a dustproof member (4), an extrusion cleaning component (5) and a cotton fiber filtering component (6). The ...
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WO/2022/001978A1 |
A fan lamp, relating to the technical field of lighting lamps. The fan lamp comprises a ceiling assembly (100), a suspension rod (200), a blade assembly (300), a light source assembly (400), and a driver (500). The ceiling assembly (100)...
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WO/2021/260713A1 |
The present invention relates to water lubricated silicon carbide thrust bearing (1) comprises plurality of silicon carbide tilting segments (2) 5 arranged on the thrust bearing base (3) includes cage (s) formed around by L shaped protub...
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WO/2021/258317A1 |
A new type fan air regulating device, comprising an air supply fan body (1) and a stabilizing frame (2), wherein the stabilizing frame (2) is located on the surface of the front end of the air supply fan body (1); a sliding plate (3) is ...
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WO/2021/258430A1 |
A device for disassembling an impeller of a magnetic levitation fan comprises a lead screw (1), a multi-hole pressing plate (2), a pressing bolt (3), a force application rod (4), and a grip (5). The force application rod (4) is connected...
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WO/2021/262478A1 |
A fiber-reinforced polymer composition a plurality of continuous fibers embedded and distributed within a thermoplastic polymer matrix is provided. The thermoplastic polymer matrix constitutes from about 20 wt.% to about 90 wt.% of the c...
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WO/2021/259681A2 |
A ventilation device that enhances the effective longitudinal thrust of a fan assembly installed within a tunnel, by arranging vortex generators (2) on the internal surface of a nozzle (1), in order to delay the flow separation from the ...
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WO/2021/262033A1 |
The inventions relate to the oil industry and can be used for installing electric centrifugal submersible pump assemblies on carrying cables. The present installation method includes placing a retrievable packer on the bottom end of a tu...
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WO/2021/259606A1 |
The invention relates, inter alia, to a device (10) for delivering coolant for cooling a drive unit (12). The device (10) has a curved pipe section (28) and a pump (16) having a delivery element (26) and a straight and tubular intake por...
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WO/2021/259658A1 |
The invention relates to a centrifugal pump, comprising an open impeller (4), for conveying media containing solids. The open impeller (4) has at least one blade that projects in the direction of an inflow. The surface of the open impell...
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WO/2021/260000A1 |
The invention relates to a centrifugal pump for conveying media containing solids. The centrifugal pump is provided with at least one arrangement for reducing a backflow (13, 20, 25) from a first chamber into a second chamber. The arrang...
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WO/2021/259429A1 |
The invention relates to a fan, more particularly an axial fan, comprising: - an electric motor (1), which has a rotor (2); and - blades (3), which are connected to the rotor (2); wherein the blades (3) extend, on the rotor side, at leas...
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WO/2021/258432A1 |
A composite air intake muffler device for a high-speed centrifugal fan comprises an inlet flange (1), a first diverging pipe (2), a second diverging pipe (3), a muffler device (4), an upper end cover (5), a lower end cover (6), and an ou...
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WO/2021/259755A1 |
The present disclosure refers to a pump motor (1) comprising a rotor (2) mounted to a drive shaft (3) extending along a rotor axis (L), wherein the rotor (2) is circumferentially embraced by a stator, a stator housing (5) enclosing the s...
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WO/2021/259754A1 |
The present disclosure refers to a pump motor (1) comprising a rotor (2) mounted to a drive shaft (3) extending along a rotor axis (L), wherein the rotor (2) is circumferentially embraced by a stator, a stator housing (5) enclosing the s...
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WO/2021/255378A1 |
A blade (200) for a turbomachine comprising a blade body (240) made of fibre-reinforced composite material densified by a matrix and a metallic leading edge (250) formed by a metal foil (220), the foil having a pressure-face fin (221) an...
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WO/2021/254531A1 |
An automatic compensation apparatus of a pump front cavity, used for improving closed impeller backflow; the automatic compensation apparatus is fixedly mounted on the inner wall of the front cavity of a pump body (1), extending from the...
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WO/2021/253651A1 |
An electric pump adjustable blade having a built-in impeller, comprising a blade body (1). The angle of the blade body (1) is adjusted by means of a lever-type adjuster structure. The lever-type adjuster structure comprises a control sha...
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WO/2021/255366A1 |
A vane (10) for an aeronautical gas turbine engine comprises, in a longitudinal direction (DL), a blade root (11), a shank (12) and a blade body (13), the blade body extending in the longitudinal direction between the shank (12) and a va...
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WO/2021/253449A1 |
An environmentally friendly sealing apparatus for the body of a centrifugal blower, the apparatus comprising a sealing shaft sleeve device (1) and a push-fastening sleeve (2). The sealing shaft sleeve device (1) comprises a plate pressin...
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WO/2021/255063A1 |
The invention relates to a ventilation device (100) for a vehicle ventilation, heating and/or air-conditioning system (200), comprising at least one housing (110) that comprises at least one wall (114) defining an inner volume (210) in w...
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WO/2021/253272A1 |
A novel, easy-to-clean fan, comprising a lower housing (3). An upper housing (1) is arranged on the top end of the lower housing (3), lower fixing blocks (2) are arranged on two sides of the top end of the lower housing (3), and the lowe...
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WO/2021/253266A1 |
Disclosed in the present utility model is an easy-install fan filtering mechanism, comprising a body. A fan is provided at the middle position of the interior of the body. A fan inlet mesh is provided on the upper surface of the fan. The...
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WO/2021/255383A1 |
Aircraft turbomachine (10), comprising: a centrifugal compressor (14), a combustion chamber (24), the combustion chamber being supplied by the compressor via a diffuser (34) and via a straightener (36), and a heat exchanger (38), the exc...
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WO/2021/254749A1 |
The invention relates to an intake device (1) for a compressor (2). The intake device (1) comprises a support structure (2) having a plurality of struts (3) which are arranged in the circumferential direction about an axis (4) of the sup...
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WO/2021/256562A1 |
A compressor assembly (120) is provided. Embodiments of the present disclosure generally relate to compressors used in chiller air conditioning systems for indoor spaces. The disclosed compressors have magnetic bearings (290, 300, 320) t...
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WO/2021/253442A1 |
An environmentally friendly water cooling device for a centrifugal fan body. The environmentally friendly water cooling device for a centrifugal fan body comprises an L-shaped mounting plate, a water storage tank, a movement device, and ...
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WO/2021/253270A1 |
An easy-to-maintain exhaust device for a fan, comprising a body (1). A motor (11) is fixed inside the body (1), and the surface of the motor (11) is provided with three integrated rectangular blocks (7). A support column (4) is fixed on ...
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WO/2021/254463A1 |
A fan cover, a fan, and a cleaning device, the fan housing (40) being applied to a fan (100) having an impeller (50). The fan cover (40) is integrally formed and comprises a body; the interior of the body is hollow along the axial direct...
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WO/2021/255384A1 |
Aircraft turbomachine (11), comprising: - a centrifugal compressor (12), - an annular combustion chamber (24), - an annular casing (29) extending around the chamber and delimiting an annular space (E) in which the chamber is situated, an...
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WO/2021/256371A1 |
This tilting pad bearing comprises: a bearing housing having an inner ring and an outer ring that are cylindrical and concentrically positioned, a plurality of arc springs that are positioned between the inner ring and the outer ring and...
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WO/2021/254424A1 |
Disclosed in the present disclosure are a fan apparatus and a communication device, belonging to the field of communication and electronic devices. The fan apparatus of the present disclosure is configured to be arranged in a space forme...
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WO/2021/253076A1 |
The present invention relates to a housing assembly for housing a turbine wheel or compressor wheel, the housing assembly comprising a first body sealingly engagable with a second body, wherein the first body and second body define a spi...
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WO/2021/255508A1 |
Compressor (100) of the regenerative type configured to work at pressures exceeding 50 bars, comprising a motor (101), at least one magnetic drive coupling (1) connected to said motor (101) and suited to transmit the rotary motion to at ...
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WO/2021/249829A1 |
A pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3) has a piston pump (6) for feeding fuel to the internal combustion engine (3) and a gear pump (7) designed to feed the fuel to the piston pump (...
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WO/2021/249694A1 |
A mechanical electrical-contact component (44) is intended to be fixed on an electronic board (42), in order to place a printed circuit on the electronic board (42) in contact with an electrical contact blade (45), in particular an elect...
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WO/2021/248911A1 |
An extendable folding support structure (1), comprising an extendably connected casing assembly (10), the casing assembly (10) comprising a first casing (11), a second casing (12), and a first folding connection assembly (13). The first ...
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