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WO/2022/114150A1 |
Provided are a ground surface air return device and a contaminant control system including said air return device, which are useful in improving the suction efficiency of the air return device and ensuring the strength of an upper case w...
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WO/2022/110370A1 |
A miniature water pump (100) comprises a pump body (10) and a driving mechanism (20). The pump body (10) has a cavity (16), a liquid inlet hole (116) which is in communication with the cavity (16) and a liquid outlet hole (117) which is ...
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WO/2022/110292A1 |
A micro water pump and an electronic apparatus. The micro water pump comprises a pump body (10) and a driving mechanism (20), wherein the pump body is provided with an inner cavity (101), a liquid inlet (102) communicating with the inner...
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WO/2022/111452A1 |
A portable fan (10) which can be mounted at the top of a display screen of an electronic device to blow air to a user in front of the display screen. The portable fan comprises an elongated main body (12) and a fan wheel (25) which is ar...
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WO/2022/111396A1 |
A closed impeller and a centrifugal compressor having same. The closed impeller (200) comprises a wheel disc (210) and a wheel cover (220); a plurality of first blades (212) arranged along the circumferential direction of the wheel disc ...
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WO/2022/111852A1 |
The compressor (1000) is used for processing a CO2 flow; a first compressor stage (200) has a first row of blades (250) with a first number of blades and a second compressor stage (300), downstream the first compressor stage (200), has a...
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WO/2022/113279A1 |
The purpose of the present disclosure is to obtain an air-conditioning device that prevents noise increase while ensuring the size of an air suction port in a housing so as to prevent significant decrease in the suction air amount of a c...
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WO/2022/110345A1 |
The present application provides a micro water pump, comprising: a mounting housing having an accommodating cavity, and an impeller assembly and a winding assembly. The accommodating cavity is internally provided with a metal member and ...
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WO/2022/112910A1 |
The present invention relates to a compressor device (1 ) comprising: - a compressor installation (2) having at least one compressor element (3a, 3b, 3c) for compressing a suctioned gas, the compressor element (3a, 3b, 3c) being driven b...
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WO/2022/113631A1 |
A fan device (10) comprises a fan (20) having a plurality of blades (200). Each of the blades is formed such that in a first area on the innermost peripheral side and also in a third area on the outermost peripheral side of a shape-spe...
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WO/2022/110141A1 |
An upright brine transfer pump having high lift, comprising a driving motor mounted on a motor base, a sleeve cylinder, and a pump body connected below the sleeve cylinder. A plurality of flow-directing impellers sleeved on an impeller s...
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WO/2022/113450A1 |
The present invention relates to technology for preventing dry running of a submerged-type pump used for transferring liquefied gas such as liquefied ammonia, liquid hydrogen, liquid nitrogen, liquefied natural gas, liquefied ethylene ga...
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WO/2022/110104A1 |
A high-efficiency vertical turbine pump for transportation of chemical materials comprises a driving motor (1), a motor base (2), a sleeve (3), a pump body (4) located below the sleeve, and a long shaft (31) and a short shaft (32) arrang...
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WO/2022/110344A1 |
A micro water pump, comprising: a housing (100) having an accommodating chamber (101), an impeller assembly (200) rotatably fixed in the accommodating chamber (101), a winding assembly (300) used for driving the impeller assembly (200) t...
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WO/2022/106194A1 |
The invention relates to a gas supply apparatus (5), in particular for a fuel cell stack (2). In order to improve the gas supply apparatus (5) in respect of its manufacturing process and/or its functions, the gas supply apparatus (5) is ...
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WO/2022/105206A1 |
A multi-thrust-plate gas turbine capable of balancing an axial force, the gas turbine comprising a rotating shaft (1), and a gas compressor (2), a front radial bearing (61), a plurality of thrust plates (11), a thrust bearing (62), a rea...
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WO/2022/105215A1 |
A motor-embedded bearing type micro gas turbine, comprising a rotor system, a motor casing (810), a gas turbine casing (820) and a combustion chamber (830); the rotor system comprises a rotating shaft (100); a thrust bearing (200), a fir...
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WO/2022/105210A1 |
A back-to-back disposed compressor comprises a rotating shaft (1). An impeller set and a motor (4) are sleeved on the rotating shaft (1). A stator (2) covers the impeller set. The impeller set comprises a pair of impellers (2). The pair ...
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WO/2022/105823A1 |
Blade edge plates (6, 7, 8), a blade ring (100), an impeller disk, and a gas turbine engine. The blade edge plate (7) comprises a pair of side edges (71, 72) and a pair of bottom edges (73, 74); in the extension direction thereof, the fi...
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WO/2022/105099A1 |
A motorcycle (10) and an engine (16) thereof, the motorcycle (10) comprising a chassis (11), a front wheel (12), a back wheel (13), and a suspension system (19); the suspension system (19) comprises a front suspension frame (191) connect...
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WO/2022/105211A1 |
A two-stage bilateral gas compressor, comprising a rotating shaft (1). A motor (4) is sleeved at the middle part of the rotating shaft (1), and impellers (2), respectively a first impeller and a second impeller, are sleeved on both sides...
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WO/2022/107649A1 |
[Problem] To make it possible to reduce the risk of inside air mixing with outside air when an air conditioner is operating in an inside/outside air two-layer flow mode. [Solution] This centrifugal blower (1) comprises a first impeller (...
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WO/2022/105207A1 |
A closed impeller and a compressor containing a closed impeller. The closed impeller comprises a rear cover (201), blades (202), a sleeve body (203) and a front cover (204), wherein the front cover (204) covers the blades (202), and the ...
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WO/2022/106075A1 |
A turbomolecular vacuum pump (1) configured to drive gases to be pumped from a suction orifice (6) to a discharge orifice (7), the turbomolecular vacuum pump (1) in which the surface of the internal bowl (15) of the rotor (3) arranged fa...
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WO/2022/105358A1 |
An electronic speed regulator having a built-in fan. The electronic speed regulator comprises an aluminum part (10), a frameless fan (20), and screws (30); the frameless fan (20) is mounted on the aluminum part (10) by means of the screw...
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WO/2022/105208A1 |
A compressor having an oblique thrust structure, and a rotor system. The compressor having an oblique thrust structure comprises a rotating shaft (1); an impeller (2) and a motor (4) are sleeved on the rotating shaft (1); a stator (3) co...
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WO/2022/106038A1 |
The invention is directed to an automotive fluid pump arrangement, in particular to an automotive fluid pump arrangement with a vibration-decoupling mounting device for mounting an automotive fluid pump unit onto a motor vehicle mounting...
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WO/2022/107390A1 |
The purpose of the present invention is to provide an electric blower capable of improving efficiency of cooling an electric motor. This electric blower comprises a first axial-flow diffuser blade 23 and a second axial-flow diffuser bl...
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WO/2022/105209A1 |
An air-cooled compressor, comprising a rotor (1), an impeller (2) and at least one main air passage. The main air passage is arranged surrounding a stator (41), an outlet of the tail end of the main air passage is connected to a high pre...
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WO/2022/106085A1 |
Dry vacuum pump (1) comprising: - a stator (2) having at least one compression chamber (3) into which the gases to be pumped are intended to flow, - two rotors (4) configured for rotating in the at least one compression chamber (3) of th...
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WO/2022/105214A1 |
A dual-shaft power generation gas turbine, comprising a first rotor system and a second rotor system. The first rotor system comprises a first rotating shaft (100), a first motor (200), a compressor (300), a first turbine (400) and a com...
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WO/2022/107519A1 |
This centrifugal compressor C comprises: a main flow path 23 in which a compressor impeller 19 is arranged; an auxiliary flow path 110 formed farther outward in the radial direction of the compressor impeller 19 than the main flow path 2...
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WO/2022/107309A1 |
An impeller of this air blower is provided with a rotating main plate, a first vane, and a second vane. The first vane has, on an inner side of the first vane in a direction radially to a rotating axis, a first inclined plane having a ch...
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WO/2022/106772A1 |
The invention relates to a blade comprising a shield (14) attached to the upstream end of the body of the blade, the shield (14) comprising an upstream end forming a leading edge of the blade, the shield (14) further comprising a nose (1...
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WO/2022/100330A1 |
A synchronous wind wheel having multiple rows of turbofans, comprising at least two blade rings (1) which are sequentially and coaxially arranged from inside to outside. Each blade ring (1) comprises a plurality of fan blades (2) which a...
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WO/2022/103401A1 |
A thru-tubing conveyed (TTC) pump system comprising a rig-deployed assembly and a TTC removable assembly. The rig-deployed assembly includes a motor and a receiving base. The motor is configured to turn a first shaft, and an end of the f...
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WO/2022/100587A1 |
Disclosed in the present application are a noise reduction element, a noise reduction assembly and a range hood. The noise reduction element comprises a cylindrical body and a helical structure. A silencing cavity and a ventilation cavit...
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WO/2022/100156A1 |
A method of operating a motor driving a rotating member includes directing rotation of the rotating member at the motor at an initial speed, determining a first frequency of a first noise component generated by the rotating member at the...
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WO/2022/102938A1 |
An air conditioner having increased blowing efficiency and reduced flow noise is disclosed. The air conditioner comprises: a main body having an inflow port; a fan, which is disposed inside the main body and includes a suction port; and ...
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WO/2022/100644A1 |
A fan cover (92) and a fan assembly (900) provided with same. The fan cover (92) is provided with a through hole portion (1) and a blocking cover (2); the through hole portion (1) has a through hole (92a); and the blocking cover (2) is c...
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WO/2022/099845A1 |
An impeller, a drainage pump, and an air-conditioning indoor unit. The impeller (10) comprises: an impeller shaft (11); long blades (12) that are fixedly connected to the impeller shaft (11) and extend outward in the radial direction of ...
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WO/2022/101228A1 |
The invention relates to an electric media gap machine (7) for a turbocharger (3), more particularly an exhaust-gas turbocharger of a power-generating device (1), comprising: - a housing (9), in which housing (9) a rotor (11) is rotatabl...
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WO/2022/103868A1 |
A fan assembly includes an internal housing having an outer internal housing, and an inner internal housing partially disposed within the outer internal housing. The inner internal housing defines an internal cavity, and has a curved ext...
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WO/2022/101260A1 |
Device (30) for controlling an airflow guiding system (20), comprising at least one actuator (31) configured to translate a control rod (32) between a first and a second end position of a nominal operating range in which at least one van...
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WO/2022/097835A1 |
A blower fan (100) having a sterilization module integrated therewith comprises: a stationary part (10) including a central shaft (12) formed at the center to protrude upward, a bracket (16) extending horizontally from the bottom of the ...
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WO/2022/095720A1 |
A rotor blade tip clearance control method and a rotor blade manufactured using same. The control method comprises the following steps: coinciding, along an axial direction (D) of an aircraft engine, the center of gravity (GB) of a rotor...
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WO/2022/096135A1 |
The invention is directed to an electric coolant pump (10) for providing an automotive cooling circuit with coolant. The electric coolant pump (10) is provided with an electric motor (50) for driving the electric coolant pump (10), a pum...
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WO/2022/095719A1 |
An adjustable stator blade position maintaining structure (2) for an aero-engine compressor, which keeps an adjustable stator blade (3) at a preset position when a compressor works, thereby improving the pneumatic performance of the comp...
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WO/2022/094688A1 |
A pump assembly is presented including a motor housing holding an electric motor and a wet-end housing. The pump assembly also includes a heat transfer interface positioned between a front end of the motor housing and the wet-end housing...
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WO/2022/095541A1 |
A fan with a series structure. The fan comprises a fan main body (1), the fan main body (1) is provided with a clamping structure (11), and more than one fan is connected in series through the clamping structure (11). After a plurality o...
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