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Patent Searching and Data


Matches 601 - 650 out of 12,594

Document Document Title
WO/2021/142250A1
A fluid vacuum pump includes a motor assembly including a single motor or multiple motors, where one motor may be configured for operation in a first medium and another motor may be configured for operation in a second medium; an impelle...  
WO/2021/139982A1
The invention relates to a side channel compressor (1) for a fuel cell system (37) for delivering and/or compressing a gaseous medium, in particular hydrogen, comprising: a housing (3) and a drive (6), wherein the housing (3) has a housi...  
WO/2021/141354A1
A fan motor of a cleaner capable of exhibiting a high output is provided. The fan motor includes a shroud disposed to cover a fan, a rotor fixed to a shaft, and a stator disposed opposite to the rotor in an axial direction with a predete...  
WO/2021/136682A1
A pump is for generating a suction for application to a vacuum cleaner dirty air inlet. There is a motor inside a motor outer casing and a fan outside the motor outer casing having a main inlet and a main outlet. The fan generates a main...  
WO/2021/135915A1
Disclosed is a fan with an impeller wire output structure. The fan comprises: a base (1) which is internally hollow and forms an accommodating space; an airflow generator (2) which is arranged in the accommodating space formed by the bas...  
WO/2021/132353A1
This fan device for clothing can be attached to and detached from clothing. The fan device for clothing is provided with: a mixed flow fan that has a plurality of blades; a motor that rotates the mixed flow fan; and a housing that houses...  
WO/2021/128650A1
Provided is an induced draft fan, comprising a motor (1), a volute (2), a wind wheel (3), and a conversion interface (4). A cavity (21) used for accommodating the wind wheel (3) is disposed in the middle of the volute (2); an air inlet (...  
WO/2021/128832A1
A hinge assembly (100), a household appliance, a rotary device, and a fan (200), the hinge assembly (100) comprising: a rotary shaft (102); a first connecting piece (104), the first connecting piece (104) being provided on the rotary sha...  
WO/2021/128485A1
An oscillating device (100) and a fan (1000). The oscillating device (100) comprises: a fixing base (10), wherein a through hole (11) is provided in the fixing base (10); a transmission shaft (20), wherein the transmission shaft (20) is ...  
WO/2021/131532A1
This blower is provided with a fan for blowing, a motor for driving the fan, a sound input unit for acquiring input speech, and a control unit that performs predetermined control in accordance with the input speech, wherein the control u...  
WO/2021/129479A1
A ventilator comprising a ventilation body (10), wherein the ventilation body (10) comprises a ventilation cavity (11), and an air inlet port (12) and an air outlet port (13) that are in communication with the ventilation cavity (11), th...  
WO/2021/129318A1
The present application provides an outdoor unit of an air conditioner, comprising: a motor, the motor being provided with a first output shaft and a second output shaft; a first stage of fan blade, the first stage of fan blade being con...  
WO/2021/129211A1
A hair dryer control method and apparatus, and a storage medium. The method comprises the following steps: receiving a hair dryer turn-off signal, the hair dryer turn-off signal being used for enabling a hair dryer to stop working; and d...  
WO/2021/123707A1
According to an aspect of the invention there is provided a contra-rotating drive assembly comprising a first impeller, a second impeller, and a contra-rotating electric motor. The contra-rotating electric motor comprises a driveshaft, a...  
WO/2021/121899A1
The invention relates to a method for operating a multistage air compression system for a fuel cell system. At least one stage of the air compression is carried out using a compressor (1) with a compressor wheel (2) which is arranged on ...  
WO/2021/121800A1
The invention relates to a side channel compressor (1) for a fuel cell system (31) for conveying and/or compressing a gaseous medium, in particular hydrogen, comprising a housing (3), a compressor impeller (2) which is located in the hou...  
WO/2021/124953A1
The present invention provides a compressor system including a plurality of compressor trains each including a gas turbine and a compression part including a compressor driven by the gas turbine, and a fluid feeding part for distributing...  
WO/2021/123547A1
Disclosed is a motor (14) for a ventilation device (10) of a heating, ventilation and/or air conditioning system of a motor vehicle, comprising a base (34) for mounting the motor (14) on a support (16); a stator (22); a rotor (20) compri...  
WO/2021/120555A1
An airflow direction adjustment structure, comprising a nozzle device (1) and a hollow intermediate housing (2). A first airflow inlet (3) is provided on a side surface of the intermediate housing (2). A first airflow outlet (4) is provi...  
WO/2021/122084A1
The invention relates to compressor, in particular for a fuel cell system, having a shaft (12) to which at least one impeller (16) is connected, and having at least one axial bearing (24), wherein the axial bearing (24) has an axial bear...  
WO/2021/123708A1
There is provided a contra-rotating fan drive assembly comprising a first impeller; a first motor comprising an inner rotor, an outer stator and a driveshaft connecting the inner rotor and the first impeller, the first motor being arrang...  
WO/2021/123706A1
There is provided a contra-rotating fan drive assembly comprising a first impeller, a second impeller, and a contra-rotating electric motor. The contra-rotating electric motor comprises a driveshaft, an inner rotor and an outer rotor, wh...  
WO/2021/121798A1
The invention relates to a side channel compressor (1) for a fuel cell system for conveying and/or compressing a gas, in particular hydrogen, comprising a housing (3) and a drive (6), wherein the housing (3) has a housing upper part (7) ...  
WO/2021/121648A1
The invention relates to a fan wheel having fan blades which are connected via a geared connection to an adjusting ring of a driven hub and are rotatable in the hub about their blade axes, and adjustment of the blade angles of the fan bl...  
WO/2021/120457A1
Disclosed is an induced draft fan, comprising a volute (1), a wind wheel (2) and an electric motor (3), wherein the volute (1) comprises a volute casing (11) and a cover plate (12) mounted at the bottom of the volute casing (11), and an ...  
WO/2021/123709A1
There is provided a contra-rotating fan drive assembly comprising a first impeller; a first motor comprising an inner rotor, an outer stator and a driveshaft connecting the inner rotor and the first impeller, the first motor being arrang...  
WO/2021/123543A1
A motor mount (16), in particular for a motor fan assembly (10) of a heating, ventilation and/or air conditioning system of a vehicle, comprises two coaxial collars (20; 22), wherein a first collar (20) is capable of receiving one or mor...  
WO/2021/122019A1
A debris blower (1) is disclosed comprising a fan housing (3), a fan (5) configured to generate an airflow through the fan housing (3), an electric motor (7) configured to power the fan (5), and a first battery accommodation space (9) co...  
WO/2021/117023A1
The invention relates to an adjustable hot and cold modular fan consisting of a rotating head structure with different angles to several sides and an adjustable base. It consists of a fan cover, a key box, a lifting tube, and a large cha...  
WO/2021/115633A1
The centrifugal compressor comprises a casing and a rotor arranged in the casing and configured to rotate around a vertical rotation axis. The rotor comprises at least one impeller having an impeller suction side and an impeller delivery...  
WO/2021/118208A1
The present invention relates to a blower, the blower according to an embodiment of the present invention comprising: a lower case having a suction hole formed therein through which air is introduced; an upper case arranged on the upper ...  
WO/2021/115806A1
The invention relates to an impeller wheel (10) for an electric machine (14) of a motor vehicle, with a main body (16) of annular configuration which has at least one intake opening (28) and an air deflection region (30) which is configu...  
WO/2021/118210A1
The present invention relates to a blower. A blower according to an embodiment of the present invention comprises: a lower case having a suction hole in through which air flows; an upper case which is disposed at the upper side of the lo...  
WO/2021/114492A1
A structure using an axial sensor (6) for gap adjustment in an air compressor. The structure comprises an impeller (1). A detection plate (2) is connected to a side of the impeller (1) provided with a rotor (3). The axial sensor (6) is p...  
WO/2021/111878A1
A centrifugal blower (1) comprises: a fan (30) that blows radially outward of the fan axial center; a casing (50) that houses the fan; and a separation pipe (70) for guiding a first fluid and a second fluid to the fan in a manner in whic...  
WO/2021/109322A1
Disclosed is a wind motor with an ultrahigh rotation speed. The wind motor with an ultrahigh rotation speed comprising an air duct machine housing, fan blades, a motor stator, a motor rotary shaft, a rear end cover and a PCB, wherein the...  
WO/2021/109053A1
An electric fan swing angle adjusting and sampling device, comprising an alternating current motor (1), an angle-changing gearbox (5) having a planetary gear crank mechanism (7), and a magnetic attraction device (3); the magnetic attract...  
WO/2021/111146A1
An automatic dispensing device for dispensing a volatile substance, the device comprising: a fan configured to generate airflow and dispense the volatile substance from the device; a drive apparatus having at least one electromagnetic co...  
WO/2021/109629A1
An oscillation mechanism for a fan and a fan having same. The oscillation mechanism for a fan comprises: a base (1); a rotation assembly (2) rotatably provided at the base (1), the rotation assembly (2) comprising a connection member (21...  
WO/2021/111708A1
This electric motor is provided with a rotor and a stator for rotating the rotor, wherein the stator is configured by magnetically connecting a plurality of divided stator blocks 21 and further the divided stator blocks have a configurat...  
WO/2021/107696A1
An air conditioner of the present disclosure includes a base case configured to include a suction port through which air is sucked and accommodate a filter therein, a tower case configured to be disposed above the base case and to includ...  
WO/2021/106022A1
Ventilation system, comprising at least one impeller (11) associated with at least one motor (12) for driving the impeller (11), at least one motor-carrying element (13) able to house the motor (12), at least one suction conduit (14, 14a...  
WO/2021/103111A1
Disclosed is a gear shaft for a high-power fan. The gear shaft structurally comprises a central shaft (1), wherein the central shaft (1) is provided with an insertion hole (2), a baffle (3), a cylinder (4), an indented plate (5) and a li...  
WO/2021/103439A1
Disclosed is an environmentally friendly fan capable of removing dust and purifying air. The fan solves the problems of existing fans, such as having difficulty in handling dust and polluting the environment with the dust which can be bl...  
WO/2021/098343A1
Provided are an electric motor and vacuum cleaner; the electric motor comprises a housing, an impeller wheel (30), a diffuser (40), a rotor assembly (50), and a stator assembly (60); the electric motor has an air inlet and an air outlet;...  
WO/2021/098599A1
A bladeless fan, comprising: a body portion (10), the body portion (10) comprising an air inlet and an air outlet, and a fan motor assembly (5) used for generating air flow, the fan motor assembly (5) comprising: an impeller (53), a moto...  
WO/2021/098596A1
A bladeless fan, comprising: a body portion (10), the body portion (10) comprising an air inlet, an air outlet, and a fan motor assembly (5) used for generating an air flow; and a nozzle (7) connected to the air outlet and used for recei...  
WO/2021/100119A1
This fan (5) comprises: a transparent or semitransparent blade (61) that has a front surface (61a) and a rear surface (61b) facing the opposite side of the front surface (61a); and a sticker (1) that is stuck to the blade (61) and displa...  
WO/2021/101507A1
Example implementations involve a system involving a portable container package that includes a first air compressor and a second air compressor disposed therein in a side-by-side configuration and oriented in opposing directions. The fi...  
WO/2021/098594A1
A fan and a method of replacing a fan filter. The fan comprises: a body portion (10) having an air inlet, an air outlet, and a fan motor assembly (5) for generating an airflow, wherein the airflow passes through the body portion (10) in ...  

Matches 601 - 650 out of 12,594