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Patent Searching and Data


Matches 1 - 50 out of 63,532

Document Document Title
WO/2019/012944A1
A stator is provided with: a stator core (81) having a back yoke (97), a plurality of teeth (99) formed side by side in the circumferential direction of the back yoke (97), and a plurality of stator slots (93) formed between the pluralit...  
WO/2019/011315A1
A centrifugal vane wheel (200) and a centrifugal fan (1000) comprising same and a dust collector. The centrifugal vane wheel (200) comprises: a rim (21); a wheel disc (22) disposed at one side of the rim (21) and coaxial with the rim (21...  
WO/2019/014173A1
A weather resistant blower casing has an impeller casing, an electric motor casing, a blower baffle, a cooling fan casing and a fan baffle. A downward facing cooling air inlet is provided in the electric motor casing to draw in filtered ...  
WO/2019/011135A1
Provided are a cross-flow wind wheel (1), a cross-flow fan, and an air supply device. The cross-flow wind wheel (1) comprises a plurality of blade groups, wherein each blade group comprises a plurality of blades (2) arranged in a circumf...  
WO/2019/012578A1
An indoor unit for an air conditioner is provided with a cross flow fan. An impeller of the cross flow fan has a plurality of blades each having a first end part and second end part as end parts along the direction of a rotary shaft, and...  
WO/2019/012102A1
Compressor blade (42) for an axial compressor (10), comprising a blade root (19) and a cantilevered airfoil (20) attached to said blade root (19), the airfoil (20, 22) comprising a suction side and a pressure side extending in a span dir...  
WO/2019/013672A1
The invention relates to the field of devices intended for pumping liquids and can be used in industry, agriculture and for domestic needs. The technical result achieved by the invention is to increase the generated pressure while mainta...  
WO/2019/012880A1
A fan device according to one embodiment of the present invention is provided with an impeller, a motor which rotates the impeller, and a cylindrical housing which has an air inlet open upward and which surrounds the impeller on the outs...  
WO/2019/007907A1
The sealing system (1) for a machine comprises: a sealing element (4) that is movable back and forth along a direction (D) and that comprises a first recess (41) with first and second surfaces (42, 43), a component (2) of an assembly of ...  
WO/2019/006898A1
A floor fan and an assembling method therefor. The floor fan comprises a front mesh cover, an impeller, and a rear mesh cover (1) which are coaxially mounted. The floor fan further comprises an electric element, the electric element comp...  
WO/2019/007596A1
The invention relates to a method for operating a pump for process fluids circulated in a machine tool, comprising a housing (10) having a pump chamber (14) and an intake port (12) for the process fluid, a shaft (22) rotatably mounted in...  
WO/2019/007238A1
A shaft sleeve assembly for a fan blade, an air duct assembly, and an air conditioner. A shaft support (20) of the shaft sleeve assembly is slidably provided in a base hole (12); one end of a fan blade shaft (42) of a fan blade assembly ...  
WO/2019/007395A1
Disclosed is a draining pump, comprising a water outlet. The water outlet is provided with a check valve; the check valve comprises a valve body; the valve body comprises a valve chamber and a sealing station provided at the upstream of ...  
WO/2019/008372A1
Magnetic bearing for a vacuum pump, comprising a stationary first magnetic element (16) with a number of axially arranged non-rotating permanent ring magnets (16a, 16b, 16c, 16d, 16e) and a second magnetic element (18) rotating relativel...  
WO/2019/006897A1
A floor fan, comprising a front mesh cover, an impeller, and a rear mesh cover (1) which are coaxially mounted, and further comprising an electric element, the electric element comprising a motor (2) used for driving the impeller. The fl...  
WO/2019/006971A1
An impeller (100), fan and motor, the impeller (100) comprising an approximately conical hub (11) and a plurality of blades (12), provided at intervals along a circumferential direction on a peripheral surface of the hub (11). The blades...  
WO/2019/006972A1
An impeller (100), fan and motor, the impeller (100) comprising an approximately conical hub (11) and a plurality of blades (12), provided at intervals along a circumferential direction on a peripheral surface of the hub (11). The blades...  
WO/2019/009122A1
The purpose of the present invention is to provide a drain pump which, even when reduced in size, can prevent entry of water into a motor. For this purpose, a drain pump of the present invention is provided with: a motor provided with a ...  
WO/2019/006960A1
Provided are a micro aeration pump shell structure and a micro aeration pump. The micro aeration pump comprises: a pump shell (110) and a cover plate (111) which are detachably assembled, and a partition plate (120), wherein a hollow inn...  
WO/2019/001912A1
The invention relates to a blower wheel comprising a plurality of blower wheel blades arranged in a blade ring, which are connected on at least one axial side to a disc covering the blower wheel blades at least in sections, wherein a con...  
WO/2019/003257A1
A fan comprises a main body (12) with a vertical development with respect to a support base (18) on which it is positioned in a condition of use, and defining an internal housing compartment (13). The fan comprises an air suction and dis...  
WO/2019/001107A1
A cross-flow wind turbine and a fan heater using the cross-flow wind turbine. The cross-flow wind turbine (31) comprises two fixed plates (311) provided opposite to each other and several blades (315) connected between the two fixed plat...  
WO/2019/002585A1
The propeller (16) for a fan (14) of a thermal system (10) of a motor vehicle comprises a receiving bowl (22) for receiving a motor (18) of the propeller (16) and at least one blade (34) linked to the receiving bowl (22), the receiving b...  
WO/2019/004595A1
The present invention relates to an air compressor which may comprise: a compressor part including a front housing and a compressor impeller, wherein the front housing is provided with a front inlet through which air is introduced and a ...  
WO/2019/001979A1
A compressor aerofoil (70) rotor blade for a turbine engine. The compressor aerofoil (70) comprises: a root portion (72) spaced apart from a tip portion (100) by a main body portion (102). The main body portion (102) is defined by : a su...  
WO/2019/003829A1
This electric blower is provided with: a motor case having an opening at one end thereof and having an air discharge opening in the wall surface thereof; a bracket for covering the opening of the motor case; a motor contained in the moto...  
WO/2019/004386A1
This centrifugal compressor comprises: an impeller; a main flow channel 101 in which the impeller is placed, and which extends in the direction of the rotational axis of the impeller; a sub flow channel 102 which has an upstream communic...  
WO/2019/002586A1
The invention relates to a support for a motor vehicle ventilation device (5) comprising a fan (9), the support comprising a nozzle (11) exhibiting an orifice (19) configured to accept the fan (9), the fan (9) comprising a plurality of b...  
WO/2019/001911A1
The invention relates to a turbo compressor (1) comprising a compressor housing (2) in which at least one first compressor stage (13) and a second compressor stage (14) are provided. A respective impeller (5, 6) is arranged on a drivesha...  
WO/2019/006442A1
A compressor wheel assembly for a forced induction device includes an impeller member (132, 232, 332) and a plate member (140, 240, 340). The impeller member (132, 232, 332) is formed of a polymer material, and includes a hub portion (13...  
WO/2019/004228A1
This centrifugal compressor is provided with: an impeller (compressor impeller 9) having blades 9a; a primary flow passage 101 formed on the front face side of the impeller 9 and having a throttle section 101e with a diameter smaller tha...  
WO/2019/002358A1
The invention relates to a bearing housing (115) for a turbomachine (100), wherein the bearing housing (115) comprises a bearing axis (LA), a bearing chamber (200) for accommodating a bearing (116, 120, 121), and a lubricant chamber (202...  
WO/2019/001961A1
The invention relates to a compressor machine (10; 10a), in particular a generator or a compressor unit for compressing a gas, comprising a shaft (12) which is arranged in a housing (18) so as to be able to rotate about a longitudinal ax...  
WO/2019/003487A1
The purpose of the present invention is to achieve an electric motor and an electric blower that have a longer lifespan. This electric motor is provided with: a rotatably supported shaft (301); a rotor core (302) attached to the outer ci...  
WO/2019/001910A1
The invention relates to a return geometry of a turbocompressor for fluidically connecting a first stage and a second stage of the turbocompressor, said return geometry comprising multiple partial helices which extend at least in part in...  
WO/2019/003706A1
This blower device is provided with an impeller which is rotatable about a vertically extending center axis, and a motor which drives the impeller. The impeller is provided with a first impeller and a second impeller which is connected t...  
WO/2019/003786A1
This centrifugal blower is provided with an electric motor (60), a centrifugal fan (50), a fan containing section (22), and a motor holder (70). The fan containing section has an intake-side wall (221) located on the fan intake opening s...  
WO/2018/233208A1
Provided is a heat dissipation device for a servo motor spindle, comprising a heat conduction ring (31) sleeved on a spindle (11), an outer surface of the heat conduction ring having a plurality of cooling fan blade groups extending outw...  
WO/2018/236510A1
A plurality of ring segments (35) of a ceramic matrix composite material are used to create a ring seal (34). Each ring segment (35) is formed from three circumferentially extending rails (41, 42, 43) that are placed adjacent one another...  
WO/2018/235105A1
An impeller comprising a vane disposed on a hub in a helical configuration is provided. The hub has a top end and a base. A first end of the vane is disposed above the top end and the second end of the vane disposed on the base. A surfac...  
WO/2018/234681A1
The invention relates to a system for rotating a turbomachine rotor relative to a stator casing, the rotor comprising an annular row of blades. This rotating system comprises: a supporting arm (100) comprising a first end (101a) arranged...  
WO/2018/233775A1
The invention relates to a heat reservoir element (30) for decentralised ventilation systems, said element being designed to be arranged in a wall passage that receives a ventilation device and defines a longitudinal axis. One end face o...  
WO/2018/235305A1
An air blowing device (101) is provided with: a housing (1) having an inlet (11) and an outlet (12) of air; an air blowing fan (5) that is disposed in the housing (1); a cover member (2), which is removably attached to the housing (1) by...  
WO/2018/235531A1
In a propeller fan (10), circumferential direction pitches ϕ1, ϕ2, ϕ3 of respective blades (20a, 20b, 20c) are mutually different. The masses of each blade (20a to 20c) differ from one another such that the center of gravity of the pr...  
WO/2018/232838A1
A wind wheel (100), a fan and refrigeration equipment. The wind wheel (100) comprises a hub (10); the hub (10) comprises an inner wheel part (1), an outer wheel part (2), and a plurality of blades (20); a part of the inner wheel part (1)...  
WO/2018/236516A1
A fallback prevention valve apparatus, system and method is described. An electric submersible pump (ESP) fallback prevention system includes an ESP assembly positioned in a downhole well, the ESP assembly including production tubing ext...  
WO/2018/233704A1
The invention discloses a glass-cleaning robot based on negative pressure adsorption, the robot comprising an upper support plate. A turbine cavity is formed at a top portion of the upper support plate. The turbine cavity is provided wit...  
WO/2018/235221A1
An electric air blower (1) is provided with: an air blower unit (30) having a mixed flow fan that generates an air flow; a motor (10) that rotates the mixed flow fan; and a casing (20) that includes a first portion (21) circumferentially...  
WO/2018/234740A1
A compressor comprising:a stator assembly comprising a plurality of stator elements; a rotor assembly comprising a shaft to which is mounted at least one bearing, a permanent magnet and an impeller; a support body; and an outer can compr...  
WO/2018/233452A1
Provided is a fan blade (10) for a turbofan engine. An interlayer in a thickness region of the fan blade (10) has an aramid honeycomb structure (11), such that layers of the fan blade (10) can be continuously laid. The fan blade eliminat...  

Matches 1 - 50 out of 63,532