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Patent Searching and Data


Matches 551 - 600 out of 12,594

Document Document Title
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...  
WO/2021/193755A1
Provided is a muffler-equipped blower that suppresses amplification of wind noise and can suitably muffle sound generated by a fan. The blower comprises a fan and a muffler that muffles sound generated by the fan. The muffler has resonan...  
WO/2021/191354A1
The invention relates to a method of installing a subsea system (1) comprising the steps of: - installing at least one first foundation structure (13') on a seabed, wherein the first foundation structure (13') comprises a connection inte...  
WO/2021/185188A1
A cross flow blower, and a fan and an air conditioner having the cross flow blower. The cross flow blower (100) comprises a volute casing (1), a volute tongue (2), an impeller (3), and a flow guide device (20); the flow guide device (20)...  
WO/2021/189044A1
An exhaust fan assembly can include an outer housing, a fan housing mounted to the outer housing, a fan wheel and an electric motor operably coupled to the fan wheel, the fan wheel and electric motor being mounted within the fan housing,...  
WO/2021/186848A1
A dimming control circuit (150) outputs a pulse width modulation (PWM) signal. A current control circuit (160) outputs a direct current with a magnitude corresponding to the PWM signal from the dimming control circuit (150). A light sour...  
WO/2021/181024A1
Disclosed are exemplary embodiments comprising a support frame for a ventilation device for cooling a fluid passing through a cooling circuit of a motor vehicle. The frame has an opening for receiving an impeller and a central support fo...  
WO/2021/182809A1
A blower is disclosed. The blower of the present disclosure comprises: a fan for causing air flow; a lower body providing an inner space in which the fan is provided, and having a suction hole through which air passes; an upper body, whi...  
WO/2021/182733A1
Disclosed is an invention related to a fan module, and a portable air purifier having same. The disclosed invention has a front end protrusion part provided on the rotation-directional front end of a fan blade provided on a fan, wherein ...  
WO/2021/181225A1
Described herein is a blade system (10) for fans for industrial use, comprising: - a blade (12), which extends longitudinally along a first reference axis (K) and defines within it a cavity (12A), wherein said blade has a cross section w...  
WO/2021/174436A1
A portable inflation pump, comprising: an inner housing, an outer housing, a control assembly, and a power source compartment front cover (11). The inner housing comprises a fan blade compartment (1), a driving compartment (2), and a pow...  
WO/2021/177969A1
In one example, a centrifugal fan includes a bearing, a shaft rotatably supported by the bearing, fan blades operatively connected to and rotatable with the shaft to take in air axially and to exhaust air radially, and a groove in the sh...  
WO/2021/178497A1
An integrated gas compressor (100) is disclosed herein. The integrated gas compressor (100) includes an integrated motor (180) with a stator (188), centrifugal impellers (122, 123), and a shaft assembly (140) with a rotor (300) and a con...  
WO/2021/177506A1
Disclosed is an invention related to a portable air purifier. The disclosed invention comprises: a fan case including a narrow width portion at the front thereof and a wide width portion at the rear thereof, the narrow width portion havi...  
WO/2021/177713A1
A blower is disclosed. The blower of the present disclosure comprises: a fan for producing air flow; a lower body providing an inner space in which the fan is installed, and having an intake hole through which air passes; an upper body p...  
WO/2021/178527A1
A blower includes a rotor, a motor adapted to drive the rotor, at least one bearing to rotatably support the rotor, a stationary component, and a bearing sleeve provided to the stationary component. The bearing sleeve is structured and a...  
WO/2021/177507A1
A blower according to an embodiment of the present invention may comprise: a support part including a suction unit through which air is introduced, and a filter which filters the air introduced into the suction unit; a tower part which e...  
WO/2021/171789A1
This air flow environment system (101) comprises: a plurality of blowers of a blower system (107); a merging duct and a discharge port (105); a reflection part (108); and a control unit. The merging duct merges air flows respectively pro...  
WO/2021/170534A1
Method to operate a vacuum system comprising at least a first vacuum pump and a second vacuum pump wherein the first vacuum pump and the second vacuum pump are connectable to a vacuum chamber to maintain a set pressure inside the vacuum ...  
WO/2021/164566A1
Disclosed is a fan comprising a body part (10) and a nozzle (7). The body part comprises an air inlet, an air outlet, and a fan electric motor assembly (5) for generating an airflow, the airflow passing through the body part (10) in a fi...  
WO/2021/164567A1
A fan, comprising: a body (10), comprising an air inlet, two air outlets, and a fan motor assembly (5) for generating air flow in a first direction; and a nozzle (7), connected to the air outlets on both sides of the body (10), respectiv...  
WO/2021/164780A1
The present invention provides a watercraft fast-response steering method, application, and structural device. A steering plate, a direct suction jet propulsion device, or a combination of the two replaces a conventional stern rudder to ...  
WO/2021/164565A1
A fan, comprising: a body (10) comprising an air inlet, air outlets, an air intake cover (3), and a fan motor assembly (5) for generating air flow, the air intake cover (3) being arranged downstream of the air inlet and upstream of an ai...  
WO/2021/160502A1
The invention relates to a compressor (20) for generating a compressed air flow for a fuel cell (10), said compressor comprising a compressor element (21), in particular a compressor wheel. In this compressor: the compressor element (21)...  
WO/2021/159207A1
The present invention relates to a multi-modes heat exchanger and air ventilation system and method. The system's different modes are possible with the rotation of fan assemblies allowing airflow into specific ducts, thus acting both as ...  
WO/2021/160334A1
The invention relates to a fan (1), in particular a radiator fan for a vehicle, comprising a rotor (2) which can be rotated about a rotational axis (A) and which comprises multiple rotor blades (3) arranged at a specified angular distanc...  
WO/2021/155623A1
Disclosed is a lifting oscillating fan which is convenient to store and carry, relating to the technical field of fans. The fan comprises a fan base, wherein one side of the upper end of the fan base is fixedly connected to a first teles...  
WO/2021/157779A1
Disclosed is an invention related to a portable air purifier. The disclosed invention is characterized in that a fan base is disposed between a filter and a fan module including a mixed-flow fan, and the fan base forms a passage that con...  
WO/2021/154053A1
The present invention relates to a pump. The pump according to the present invention comprises: a housing; an impeller which is disposed inside the housing and gives rise to flow of a fluid by the rotation thereof; and a pump motor which...  
WO/2021/152731A1
This air blower is provided with a first centrifugal fan and a cross flow fan that are coaxially provided to a rotary shaft. The first centrifugal fan has a first casing and a first impeller that is housed in the first casing. The first ...  
WO/2021/153661A1
Provided are a motor and a blower device having a shaft (rotational axis) of which perpendicularity is increased easily in a simple configuration. A motor 100 is provided with: a shaft (1); a top plate portion (2A) fixed to one end of th...  
WO/2021/153852A1
An air blower according to an embodiment of the present invention comprises: a support body through which a suction part is formed; a tower coupling part which is formed above the support body and in which a rotation module is installed;...  
WO/2021/152052A1
The device (100) for preventing gas leaks from a compressor (54) at the interface between two gas transportation networks comprises: - a compressor seal (55), - a gas engine (50) driving the compressor, - a pneumatic booster (30) provide...  
WO/2021/147321A1
Disclosed is a constant air volume induced draft fan comprising a volute (1), a wind wheel (2) and an electric motor (3), wherein the electric motor (3) is installed outside the volute (1) by means of an installation support (4); the ele...  
WO/2021/147322A1
Disclosed are a hydrogen circulating pump assembly and a fuel cell. The hydrogen circulating pump assembly comprises a hydrogen circulating pump (100), wherein the hydrogen circulating pump (100) comprises an electric motor, a wind wheel...  
WO/2021/147593A1
Disclosed are a swirl-elimination structure, a mixed flow fan assembly and an air conditioner. The swirl-elimination structure comprises a swirl-elimination wheel cover (20) having an inner cavity penetrating same; a swirl-elimination wh...  
WO/2021/149872A1
A portable air purifier and a fan module provided therein are disclosed. The disclosed invention includes the fan module, which is disposed between a discharge surface and a filter so as to suction, in the axial direction, the air having...  
WO/2021/149070A1
An apparatus for 360° revolving a fan includes a housing(104); a plurality of bearings (102) fixed in the housing (104); an elongate shaft (101) passing through the bearings (102) whose one end is received in a revolution control assemb...  
WO/2021/148182A1
The invention relates to an air supply apparatus (1) having: an electromotive drive (2), which comprises a rotor (3) having at least one magnet (9) and being able to rotate about an axis or rotation (14); and a cooling device (13). To im...  
WO/2021/145995A1
A magnetic bearing assembly (131) for a rotary machine (100) may lose power and fail to support the rotating assembly (120) resulting in damage to magnetic bearing assembly (131) and/or other components. An auxiliary bearing assembly (13...  
WO/2021/142983A1
A neck-mounted fan, comprising: a support (10) worn on the neck of a human body and a fan (20) located in the support (10), wherein an air duct (30) corresponding to the fan (20) is further provided in the support (10), and the air duct ...  
WO/2021/144144A1
The integrated expander and motor-compressor assembly (2) comprises a compression section (9) mounted between the two radial bearings (15, 16) on a transmission shaft (10), an expander (30) cantilevered at a free end of the transmission ...  
WO/2021/143393A1
Disclosed are an air duct component (200) and an air supply device (300). The air duct component (200) comprises an air duct body (201), wherein the air duct body (201) is provided with an air duct (20111); the air duct (20111) is provid...  
WO/2021/142658A1
Disclosed is a spray fan, comprising a front shell (1), a rear shell (2) connected to the front shell (1) and enclosing a first cavity (10) with the front shell (1), a fan assembly (3) arranged in the first cavity (10), a water box (4) a...  
WO/2021/143888A1
A neck-hanging fan, comprising an arcuate bracket (10) used for wearing on the neck, a shell (20) arranged at two ends of the arcuate bracket (10), and a fan (30) and drive apparatuses (40) arranged in each shell (20). Each shell (20) co...  
WO/2021/142982A1
A neck fan, for being worn on a user's neck and comprising a body (1) and fans (20) provided within the body (1); the body (1) comprises supports (30), each support (30) comprises an inner side wall (31) close to the user's neck and an o...  
WO/2021/144002A1
A rotational component comprising: a monolithic compressor component for rotation about a rotor axis defining proximal and distal directions, the monolithic compressor component comprising a compressor shaft defining a rotor core and a c...  
WO/2021/143417A1
A gas compressor, which comprises a rotor (1), a stator (41), a coil (42), a housing, an impeller (2), and at least one main gas passage; the stator (41) and the coil (42) are sleeved on the rotor (1); the housing covers the stator (41) ...  
WO/2021/143971A1
The invention relates to a support module for a fan, which fan comprises a motor and a fan impeller rotationally driven by the motor, in particular for a radial or diagonal fan, for fastening the fan impeller between an inflow-side nozzl...  
WO/2021/139532A1
A motor and a split fan, pertaining to the technical field of motors and the technical field of fans. The motor comprises a housing (1), a rotation shaft (2), a magnetic ring (3), a three-phase coreless coil winding (4), and an insulatio...  

Matches 551 - 600 out of 12,594