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WO/2021/122111A1 |
The invention relates to an industrial fan or blower comprising a flame-retardant polyamide composition and to a process for preparing the same.
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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...
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WO/2021/123155A2 |
Described is a twin ended pump apparatus comprising: a housing; a first pump at one end of the housing, said first pump comprising an impeller driven by a rotor of an electric motor, said impeller causing a fluid to flow out of a pump ch...
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WO/2021/114485A1 |
An anti-surge structure for a maglev air compressor comprises a volute (1), an air inlet channel (2), an impeller (3), an end cover (4), a position-limiting block (5), a displacement sensor (6), and a first air inlet (9) and a second air...
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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...
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WO/2021/117077A1 |
This impeller of the centrifugal compressor is an impeller 5 of a centrifugal compressor, specifically a compressor impeller 5 provided with: a hub; at least one blade disposed upright on a hub surface of the hub; and a first fillet. The...
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WO/2021/115446A1 |
An engine (1000) of an all-terrain vehicle and an all-terrain vehicle. The engine comprises: a crankcase (100), the crankcase (100) comprising a case body (110), a crankshaft (120), and a balance shaft (130), the crankshaft (120) and the...
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WO/2021/114486A1 |
A structure for adjusting a gap between an air inlet passage and an impeller, comprising a volute (1), an air inlet passage (2), an impeller (3), a displacement sensor (4), a servo screw motor (6) and a nut (9); the air inlet passage (2)...
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WO/2021/116621A1 |
The present invention relates to an aero-propulsion system (1) comprising: - a drive shaft (10), - a low-pressure compressor (4), - a fan shaft (13) driving a fan (2), - a reduction mechanism (12) coupling the drive shaft (10) and the fa...
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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...
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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 ...
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WO/2021/116177A1 |
The invention relates to a refrigeration unit (1) comprising an evaporator (3) for evaporating the refrigerant, a suction funnel (6), a compressor (2) and a condenser (4), the suction funnel (6) collecting evaporated refrigerant and feed...
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WO/2021/114739A1 |
A novel volute tongue structure, a fan volute, and a fan, relating to the technical field of centrifugal fans, and solving the technical problem that existing volute tongue structures cause centrifugal fans to produce large noise during ...
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WO/2021/114527A1 |
A backward centrifugal impeller, comprising a front air disc (1), a rear air disc (2), and several blades (3) installed and connected between the front air disc and the rear air disc; an air inlet (11) is disposed in the middle of the fr...
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WO/2021/114316A1 |
A pump port connection pipe adjustment device, comprising a connection pipe set (1), a selection device and a limiting device, wherein the connection pipe set (1) is composed of connection pipes of different specifications; the selection...
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WO/2021/118916A1 |
A refrigerant compressor according to an exemplary aspect of the present disclosure includes, among other things, an impeller configured to rotate about an axis, and a shroud. The impeller has a plurality of blades. The shroud is secured...
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WO/2021/118577A1 |
Technologies are generally described for holding an impeller of a pump assembly in place axially with an impeller locking collar by loading the collar against a ring element. In a centrifugal pump assembly, one side of the shaft has a la...
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WO/2021/118799A1 |
A runner assembly for mounting to, and rotating with, a pump shaft of a pump includes a support member to be fixed to the pump shaft; a seal face ring positioned on, and mounted to the support member by a support shroud coupled to the su...
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WO/2021/114489A1 |
A radial magnetic bearing and stator independent air cooling structure for a centrifugal compressor, comprising a housing (1), wherein a stator (2) is arranged inside the housing (1), air compressor magnetic bearing seats (3) are arrange...
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WO/2021/114960A1 |
A refrigerator (1), comprising a refrigerator body (2) that defines a storage compartment, a low pressure storage unit (15) accommodated within the storage compartment, and a vacuum pump (22) in communication with the low pressure storag...
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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...
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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...
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WO/2021/114378A1 |
Disclosed is a liquid-cooled pump station applicable in offshore wind power, comprising a pump station. The pump station comprises a shielded pump, an electric motor, and an expansion tank. The shielded pump is in communication with the ...
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WO/2021/109897A1 |
A heating circulation pump (6) and a washing machine, the heating circulation pump (6) comprising a pump shell (60), wherein the pump shell (60) is internally provided with a pump cavity (62) allowing water flow to flow, a driving device...
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WO/2021/112884A1 |
An electric submersible pump (ESP) assembly. The ESP assembly comprises an inverted shroud separating a centrifugal ESP pump from a well casing, the ESP pump rotatably coupled to an ESP motor, the inverted shroud having an opening on an ...
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WO/2021/110573A1 |
The present invention relates to a modular casing for an aircraft turbomachine lubrication unit comprising three casing elements. The pump casing (10) comprises a first tube (11) intended for receiving pumps and for serving as a male por...
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WO/2021/112885A1 |
An electric submersible pump (ESP) assembly. The ESP assembly comprises a first actuator having a first member that is configured to extend and retract radially with respect to a central axis of the ESP assembly in response to receiving ...
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WO/2021/111509A1 |
A blower according to the present invention comprises a first centrifugal fan and an external fan provided outside the first centrifugal fan. The first centrifugal fan comprises a first centrifugal fan impeller formed with a first inflow...
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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...
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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...
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WO/2021/111582A1 |
An axial flow fan is provided with: a hub that is rotationally driven and forms a rotational shaft; and a blade formed around the hub and having a front edge part and a rear edge part. The blade has an edge warped part at an end on an ou...
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WO/2021/111990A1 |
According to the present invention, an air duster 1 comprises a motor 4, a compression mechanism 6, a tubular part 21, and a support body 5. The motor 4, which is a brushless motor, comprises a stator 1, a rotor 45, and a motor shaft 471...
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WO/2021/110189A1 |
Proposed is a compressor, comprising a stator having at least one blade (32) and a rotor, wherein: the blade (32) of the stator is located in an annular space (20); the annular space (20) is delimited by an interior wall (21) and a housi...
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WO/2021/110192A1 |
The present invention relates to a guide vane arrangement (20) for a turbomachine (1), with a guide vane blade (21) which has a pressure side surface (36) and a suction side surface (35), wherein the guide vane blade (21) is mounted such...
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WO/2021/110382A1 |
The invention relates to a compressor, in particular for a fuel cell system, with a shaft (12), to which at least one impeller (16) is connected, and with at least one axial bearing (24), wherein the axial bearing (24) has an axial beari...
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WO/2021/111510A1 |
A blower according to the present invention is provided with: a centrifugal fan impeller in which a plurality of blade members are annularly arranged at prescribed intervals and the end side, in the rotation axis direction, of the impell...
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WO/2021/110687A1 |
The invention relates to an impeller receptacle, in particular for an impeller of a fan, comprising at least one rotationally symmetrical body. The rotationally symmetrical body has a first end face, a second end face and a lateral face,...
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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...
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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...
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WO/2021/109625A1 |
A ceramic pump body, comprising a volute and a guard plate. The volute comprises a housing (101) and a volute lining (102). The guard plate comprises a guard plate frame (201 and 301) and a guard plate lining (202 and 302). A first cushi...
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WO/2021/109513A1 |
Disclosed is a multipurpose transfer pump free of secondary water injection, the pump comprising a cover plate (4), a water injection plug (6), a pump body (7), an impeller (9), a pump body flange (11) and an electric motor (13), wherein...
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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...
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WO/2021/103050A1 |
A fan and a motor. The fan comprises a wheel disk (10) and several blades, the wheel disk (10) being connected to the motor. The blades protrude out of the wheel disk (10) in an axial direction of the wheel disk (10), and the blades exte...
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WO/2021/106317A1 |
The present invention comprises: an electric motor; a rotating shaft rotatably provided to the electric motor; a centrifugal impeller (300) provided to the rotating shaft; a diffuser flow path (410) that is provided downstream of the cen...
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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...
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WO/2021/105043A1 |
The invention relates to a separating device for a turbomachine, comprising at least one housing (12) that has at least one bearing receiving area (24), which defines at least one bearing axis (26), and at least one wheel-side area (28)....
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WO/2021/106406A1 |
An introduction duct (20) provided inside an air introduction box (10) is provided in such a way that, when an inside/outside two-layer mode is set, first air flows through the inside of the introduction duct (20), and second air flows o...
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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...
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WO/2021/105533A1 |
The invention relates to an in-line helicocentrifugal fan, comprising a central body with a cylindrical casing (2) inside which the corresponding electric motor (3) with an impeller (5) and a diffuser (6) and nozzles referred to as cones...
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WO/2021/102538A1 |
The present invention relates to a centrifugal pump for heating fluid by impressed current that comprises a volute (29) and a cover (34), in which the following are provided inside the volute (29): an impeller (33) positioned between two...
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