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WO/2021/210097A1 |
A centrifugal blower is provided that comprises: a motor section having a rotor provided on a rotary shaft of an impeller, a coil provided around the rotor, and a motor housing for housing the coil; an inverter section having an inverter...
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WO/2021/208503A1 |
An air swinging assembly, provided in an air duct of a bladeless fan, the air duct being in communication with an air outlet; the air swinging assembly comprises movable fins (3) located at one side of the air outlet, and the movable fin...
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WO/2021/209707A1 |
The invention relates to a turbine (1) for a turbine engine extending along an axis, comprising an annular casing (4) and at least one turbine stage (1) comprising a nozzle (2) and a rotor impeller wheel (5) surrounded by a sealing ring ...
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WO/2021/205638A1 |
The magnetic levitation-type pump comprises: a fixed unit; a rotary unit that is disposed inside the fixed unit and that is supported in a contactless manner in the center of the fixed unit by radial magnetic fluxes generated by radial d...
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WO/2021/204768A1 |
A fan includes a hub configured to be driven by motor to rotate about a fan rotational axis, blades that protrude radially from the hub and a band that surrounds the rotational axis and connects the tips of the blades. The band includes ...
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WO/2021/205810A1 |
Provided is a hard coating film having excellent sand abrasion resistance. The present invention relates to a hard coating film (20) which comprises a nitride containing Al and Cr as main components and has a thickness of 6 μm or more.
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WO/2021/205607A1 |
A pump comprises a water supply section in which a suction port for allowing liquid to flow in and a discharge port for discharging liquid are formed in a side surface, a frame provided to the upper part of the water supply section, a br...
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WO/2021/204767A1 |
A fan includes a hub configured to be driven by motor to rotate about a fan rotational axis, blades that protrude radially from the hub and a band that surrounds the rotational axis and connects the tips of the blades. The band includes ...
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WO/2021/205877A1 |
Provided is a CPAP device that reduces vibration of a lead-out pipe. Within a main body case (20) of a CPAP device (10), a blower (40) is accommodated. The blower is roughly divided into a fan unit (60) with a fan (50) accommodated there...
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WO/2021/207089A1 |
A rotor assembly of a gas-turbine engine may comprise a first rotor blade, a second rotor blade, a third rotor blade, a first platform sealing assembly and a second platform sealing assembly. The first platform sealing assembly may be di...
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WO/2021/204766A1 |
A fan includes a hub configured to be driven by motor to rotate about a fan rotational axis, blades that protrude radially from the hub and a band that surrounds the rotational axis and connects the tips of the blades. The band includes ...
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WO/2021/204472A1 |
The invention relates to an electric water pump having an optimised construction of a shaft bearing for a compact construction. The water pump according to the invention comprises a pump chamber (13) in which a pump impeller (3) is held ...
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WO/2021/205098A1 |
The airfoil (3) of a turbomachine blade comprises a first, structural resistance part (8) made of two end portions (11, 12) including the leading and trailing edges (4, 5) and end strips of the suction face and the pressure face (14, 15,...
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WO/2021/205689A1 |
A centrifugal compressor C comprises: a compressor housing 7 in which an accommodating section 110 accommodating a compressor impeller 19 is formed; a diffuser flow channel 23 that is provided to the radially outer side of the compressor...
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WO/2021/205127A1 |
The invention relates to an inlet guide vane (20) for an aircraft turbine engine, this inlet guide vane (20) comprising: - an inner annular shroud (22) extending around an axis (X), - an outer annular shroud (24) extending around the axi...
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WO/2021/203558A1 |
A centrifugal ventilator having an oblique air outlet, comprising a volute casing (1), a motor (20), a rotating shaft (30) on which an impeller is fixed, and a bottom support (40); the volute casing (1) is fixed on the bottom support (40...
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WO/2021/201153A1 |
A tool (T) is provided with: a shaft-like tool body (11) having a first end portion (11a) extending along a central axis line (Ot) and attached to a main shaft, and a second end portion (11b) on an opposite side to the first end portion ...
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WO/2021/196756A1 |
An air amplification type hair drier, comprising a handle (1), an outer cylinder (2), an inner cylinder (3), a fan (4), and a control circuit (5), wherein the fan (4) is mounted in an air duct of the handle (1); an annular cavity communi...
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WO/2021/197687A1 |
The invention relates to a holder (I) for mounting electrically driven pumps (12) in a motor vehicle. The holder (1) comprises an annular receptacle element (2) which receives the pump (12) and is fixed to an outer periphery of a housing...
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WO/2021/199750A1 |
According to the present invention, a first thrust magnetic bearing (50) is axially disposed between a motor rotor (12) and an impeller (21). A second thrust magnetic bearing (60) is disposed closer to one axial side than the motor rotor...
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WO/2021/200159A1 |
An electric motor system (10) comprises: a first thrust magnetic bearing part (50A) and a second thrust magnetic bearing part (50B); an electric motor (20) placed between the two bearing parts; and a detection part (70) that detects the ...
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WO/2021/202090A1 |
Disclosed are pumps designed to make priming more efficient and therefore reduce priming time. The disclosed pumps include one or more deflection structures (40) that prevent fluid moving through a diffuser (20) of the pump from continui...
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WO/2021/199819A1 |
A cooling flow path (67) includes a first flow path (61b) and a second flow path (62b). The first flow path (61b) is formed at one axial end side of a first base part (61) and extends from an axis side of the first base part (61) toward ...
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WO/2021/202712A1 |
A protector for an electric submersible pump includes a plurality of chambers, with adjacent or consecutive pairs of chambers coupled, e.g., fluidly coupled, via a series or parallel body. The body defines two separate hydraulic circuits...
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WO/2021/200116A1 |
The objective of the present invention is to provide a determining device capable of using simple processing to determine an abnormal state in which cavitation occurs in a flowing liquid or air is mixed therein. A detecting device 1 in...
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WO/2021/199012A1 |
The present invention provides a leakage proof electric water pump, comprising of a volute casing (1); a housing (3); a rotor assembly (4); a bush (12); a rotor (5); a rotor casing (6); a shaft (7); a stator assembly (8); a PCB (9); and ...
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WO/2021/201330A1 |
The present invention relates to a partial plating jig for an impeller, and the partial plating jig for an impeller, according to the present invention, comprises: a shaft axially passing through an impeller; a first cover fixed to the s...
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WO/2021/196579A1 |
An electric water pump with a control panel installed in the middle, comprising a water pump volute (1), a water pump impeller (2), a pump cover (4), the water pump control panel (6), a rotor (8), a rotor cover (9), a housing (10), a rea...
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WO/2021/199810A1 |
Achieved are higher maximum static pressure and higher maximum flow rate. Provided is an impeller for a centrifugal fan which rotates with and about the center axis, the impeller comprising a hub part which extends radially outward about...
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WO/2021/201039A1 |
A blower device comprising: a case; a motor provided inside the case and having a rotatable shaft; two blowers provided inside the case and each comprising an impeller having a number of blades disposed at regular intervals on a circumfe...
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WO/2021/199011A1 |
The present invention provides an improved electric water pump with a split housing assembly to be used for cooling of components in an electric/hybrid vehicles which is a cost effective and allows ease of manufacture and assembling with...
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WO/2021/198067A1 |
The invention relates to an air delivery device (1) having one or more rotatable air delivery elements (2) which are driven by a motor and are connected to a shaft (3) mounted via at least one roller bearing (4), wherein a rotation of th...
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WO/2021/199802A1 |
A static blade (30) provided in the rear of a rotor blade (21) comprises a blade main body (32) having a blade-shaped cross-section (31). The maximum blade thickness position (M) of the blade main body (32) in the blade-shaped cross-sect...
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WO/2021/195773A1 |
A household appliance has an air flow path extending from an air inlet to an air outlet with a fan and motor assembly in the air flow path. The fan and motor assembly comprises a motor drivingly connected to a rotating fan blade subassem...
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WO/2021/197685A1 |
A vibration-damping decoupling element (1; 1') for a top eye (3) of a thin-walled pump support (2) is provided. The decoupling element (1; 1') comprises: a bushing (4), which extends in an axial direction of the decoupling element (1; 1'...
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WO/2021/196481A1 |
A rotation driving mechanism (3) of an air supply apparatus, an air supply apparatus (10), and a household appliance (100). The rotation driving mechanism (3) of the air supply apparatus comprises: a fixed bracket (31); a rotary bracket ...
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WO/2021/199995A1 |
A unison ring for a gas turbine engine has a fiber-reinforced resin containing a resin and reinforcing fibers, comprises an annular body or a plurality of arcuate bodies, and has a pin hole through which a pin is inserted in the radial d...
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WO/2021/195898A1 |
Disclosed is an indoor ventilation mechanism, comprising a room side wall (1), wherein a mounting ring (2) is detachably connected to the side surface of the room side wall (1); a barrel (3) is fixedly connected to the side surface of th...
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WO/2021/196711A1 |
An impeller used in a fan-type gas water heater. The impeller is provided with an upper plate (1), blades (2), a bottom plate (3), two first fixing parts (4) and two second fixing parts (5), wherein a blade main body (21) is in the shape...
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WO/2021/199795A1 |
A fan motor (1) according to an embodiment comprises a bearing holder (17), a stator (21), a circuit board (26), and a synthetic resin (51). The bearing holder (17) is tubular and is formed by insert molding with a base part (12) that is...
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WO/2021/196712A1 |
An impeller having an improved structure, comprising two base plates (1) and four blade assemblies (2); the base plates (1) each are composed of a bottom plate body (11) and a raised ring cylinder (12); in an assembled state, lower surfa...
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WO/2021/190933A1 |
Disclosed is a bearing assembly for a drive shaft of a turbocompressor, comprising at least one water-hydraulic bearing designed to rotatably mount the drive shaft of the turbocompressor, said water-hydraulic bearing surrounding the driv...
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WO/2021/191960A1 |
[Problem] To provide a functional propeller fan that radiates alternating magnetic force lines to disturb a magnetic field in an area where pests live and interfere with the activity of the pests, thus killing or extinguishing bacteria a...
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WO/2021/192986A1 |
A pump (1) is provided with an impeller (5) having an impeller blade part (11) on an outer circumferential portion, and a casing (7) that forms an impeller flow channel (6) around the impeller (5). The casing (7) has a suction-port-side ...
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WO/2021/191809A1 |
A cover (1) for a pump (101) for a liquid for a household appliance, in particular for a dishwasher or a washing machine; the cover (1) comprising - an electric heating element (8) partially in contact with the wall (2), which crosses sa...
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WO/2021/191544A1 |
A turbine rotor blade (100, 300) made of ceramic matrix composite material comprising at least a blade profile (101, 201, 301) and a blade root (102, 302) present at a longitudinal end of the blade profile, characterized in that it compr...
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WO/2021/192036A1 |
This axial fan comprises a hub that forms a rotational axis, and a blade connected to the hub and having a front edge section and a rear edge section. In a cross-section on a positive-pressure surface side of the blade perpendicular to t...
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WO/2021/192019A1 |
An impeller of a centrifugal compressor is provided with a plurality of blades each including a leading edge, a trailing edge, a pressure surface and a suction surface extending between the leading edge and the trailing edge, and a shrou...
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WO/2021/189310A1 |
Disclosed are an electronic device (1) and a centrifugal fan (200/300/400). The electronic device (1) comprises: the centrifugal fan (200/300/400), wherein the centrifugal fan (200/300/400) comprises a fan casing, an impeller (131) and a...
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WO/2021/195145A1 |
A hybrid capillary and mechanically pumped loop heat pipe (HLHP) includes a fluid loop having, an evaporator thermally coupled to a heat load, a condenser thermally coupled to a heat sink, a reservoir, and one or more magnetically levita...
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