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Patent Searching and Data


Matches 401 - 450 out of 65,387

Document Document Title
WO/2019/082737A1
This axial-flow fluid machine is provided with: a holding ring (30) holding a stationary blade train; a casing (20) supporting the holding ring (30); and an eccentric pin (80). An engagement part (23) of the casing (20) has a protruding ...  
WO/2019/082949A1
A blower (1) comprises: a fan (2); and a scroll casing (4) having a side wall (4c) which covers the fan (2) from the axial direction of a rotating shaft of the fan (2) and in which is formed an intake port that takes in air, a discharge ...  
WO/2019/076519A1
The invention relates to an assembly for a turbine engine, comprising: an external housing (28) for a low-pressure compressor (4), referred to as a booster, having an annular wall (30); and an oil tank (46) having a circular internal cha...  
WO/2019/075777A1
In order to solve the problem that the shutoff head cannot be increased in the event of inlet impact loss, disk friction loss, and a fixed outer diameter of a impeller, an optimal design method for a jet-type self-priming centrifugal pum...  
WO/2019/079070A1
Centrifugal pump sealing surfaces are described. A multi-stage centrifugal pump includes an impeller between a first diffuser and a second diffuser, a plurality of sealing surfaces formed by at least one diffuser inlet ring of the first ...  
WO/2019/076127A1
A cross flow impeller mounting structure, an air duct assembly and a device provided with a cross flow impeller, the cross flow impeller mounting structure comprising a shell (1) and an impeller shaft supporting structure which is mounte...  
WO/2019/075921A1
A compressor and an air conditioner having same. The compressor comprises: a motor, comprising a motor housing (1) and a cooling channel provided in the motor housing (1); and a first compression part provided at a first end of the motor...  
WO/2019/060754A3
A centrifugal compressor assembly is provided. The centrifugal compressor assembly includes a scroll assembly having a suction plate defining an inlet fluid passage, a suction plate housing, a diffuser plate, and a collector. The suction...  
WO/2019/077213A1
Device and method for centrifugal compression of a working gas comprising a plurality of centrifugal compressors (1, 3) forming a plurality of compression stages and a plurality of drive motors (5, 6) for driving the compressors (1, 3), ...  
WO/2019/077212A1
A device for centrifugal compression of a working gas comprising a plurality of centrifugal compressors (1, 3) forming a plurality of compression stages and a plurality of drive motors (5, 6) for driving the compressors (1, 3), the devic...  
WO/2019/078402A1
The ceiling fan according to the present invention is installed on the ceiling of an interior space and circulates air, the ceiling fan having a plurality of divided spaces formed inside a case, wherein: the spaces are separated into a p...  
WO/2019/078316A1
Provided is a pump which can be separated from a motor easily while suppressing a decrease in pump performance. The pump provided comprises: an impeller; a pump main shaft to which the impeller is mounted; and a pump main-shaft hub which...  
WO/2019/071303A1
An evaporative cooling system has a rotary device (4.1) with nozzles (8.1) to emit spray/mist (13.1) into an airflow from a separate fan (0.1). The rotary device rotates at a different speed to the fan e.g. (2-3) times faster by gearbox ...  
WO/2019/074752A1
A centrifugal compressor (22) for a chiller system (10) includes a casing (30) having an inlet portion (31 a) and an outlet portion (31 b), a recirculation structure (50) including a recirculation path (52) and a recirculation discharge ...  
WO/2019/074059A1
The present invention addresses the problem of providing: a heat-resistant titanium alloy member having high mechanical strength and high oxidation resistance at high temperatures, the titanium alloy member having low mechanical anisotro...  
WO/2017/184797A9
An air blower has an inlet muffler and an outlet muffler to reduce the noise of the air blower during operation. Each of the mufflers may have two sections. One section is configured to attenuate high frequency noise and the other sectio...  
WO/2019/072458A1
The invention relates to a drive machine for a compressor and/or a turbine, in particular an exhaust gas turbocharger, which comprises a rotor arranged for conjoint rotation on a shaft mounted rotatably in a housing, a stator fixed on th...  
WO/2019/071318A1
A pump side part for use with a centrifugal slurry pump for pumping a fluid mixture containing particulate matter, the pump side part comprising a main body having a main axis, the main body including a side wall section which extends la...  
WO/2019/071706A1
Disclosed in the present invention are a high temperature-resistant axial flow fan applied to a watercraft desulfurization system, comprising a fan shell, axial flow blades, high temperature-resistant bearings and a cold water pipe. The ...  
WO/2019/073584A1
This compressor housing for accommodating a compressor wheel for compressing supply air to be supplied to an engine has formed therein: an outer cooling passage extending in a circumferential direction on the outer peripheral side of a s...  
WO/2019/073551A1
According to several embodiments, an impeller for a centrifugal rotating machine comprises: a hub which includes a small-diameter portion positioned at one end in an axial direction and a large-diameter portion positioned at the other en...  
WO/2019/072006A1
An air duct (100a), the air duct (100a) comprising a first air intake duct (110), a second air intake duct (120) and a grid (130); the first air intake duct (110) is connected to the second air intake duct (120), and the grid (130) is ar...  
WO/2019/074389A1
´╗┐The present invention provides a micro compressor seal arrangement to minimize a working medium flow from a high pressure area to a low pressure area through a gap is presented. The micro compressor seal arrangement comprises a rotor ...  
WO/2019/071874A1
Disclosed is a novel hand-held fan, comprising a fan body (1) that is convenient to hold in a hand, wherein the fan body (1) comprises a fan motor, fan blades, a grille fan cover, and a handle (16) that is convenient to hold in a hand; a...  
WO/2019/075283A1
A thrust bearing assembly for a turbocharger includes a first thrust portion (50) disposed on a turbocharger shaft of the turbocharger, a second thrust portion ( 52) disposed on the turbocharger shaft and spaced axially from the first th...  
WO/2019/072408A1
The invention relates to an impeller for a turbocharger. The impeller (1) is mounted in a housing of the turbocharger (3) in a rotatable manner about an axis of rotation, wherein the impeller (1) and has an impeller hub (5) comprising an...  
WO/2019/070048A1
This extracorporeal-circulation blood pump device (10) comprises a pump body (22) to which there is connected a catheter (16) for removing the blood of a patient (100) and in which an impeller (14) is rotatably accommodated, and a drive ...  
WO/2019/068514A1
The invention relates to a half-spiral housing of a radial fan, comprising a pressure chamber extending in the circumferential direction about an axial intake opening (5) to a radial blow-out opening (31), which pressure chamber, as view...  
WO/2019/070158A1
A device for locking the rotor blades of a gas turbine engine compressor on a rotor disk comprises an insert capable of engaging with a retaining window in the disk when the blade locking device is in a working position, a lock capable o...  
WO/2019/068323A1
Invention relates to an air silencer (24) connectable a compressor part (12) of a turbo-charger (10) comprising a flange part (26) provided with an air passage (54) configured to be connectable with an air intake opening of the compresso...  
WO/2019/071088A1
Embodiments include a hydraulic fracturing system for fracturing a subterranean formation including an electric pump (36, 80) fluidly connected to a well associated with the subterranean formation (16) and powered by at least one electri...  
WO/2019/068985A1
The invention relates to a device for assembling a turbine engine, intended for centring a shaft (4) of a second module relative to a longitudinal axis (X) of the hollow central hub (21) placed in front of a first module (5), said first ...  
WO/2019/069374A1
A stagger angle of a rotating blade has a first stagger angle distribution having a minimum value, in a region from an inner circumferential edge (Rc) to a first boundary position (Re1), and has a second stagger angle distribution includ...  
WO/2019/067727A1
An axial flow fan includes a hub rotatable about a fan axis and a plurality of fan blades mounted to the hub. One of the plurality of fan blades includes at least one wave extending in a span wise direction over the fan blade and at leas...  
WO/2019/064948A1
Provided is a compressor for use in a gas well which produces natural gas, wherein the compressor controls the operating state of an impeller to suppress a reduction in the efficiency and the range of operation when liquid contamination ...  
WO/2019/065198A1
This blower (50) is provided with a case (1), a blowing unit (4), a filter unit (5), a filter dust-removing unit (6), a detection unit (7), a calculation unit (8), and a control unit (9). The case (1) is provided with: an intake opening ...  
WO/2019/066777A1
The various technologies presented herein relate to fabrication and operation of a heat exchanger that is configured to extract heat from an underlying substrate. Heat can be extracted by way of an air gap formed between an impeller and ...  
WO/2019/063552A1
A pump is disclosed. The pump comprises at least one impeller; at least one diffuser; and at least one wear ring positioned between the at least one impeller and the at least one diffuser and removably coupled to the diffuser, the at lea...  
WO/2019/065685A1
A blower (1) according to this embodiment is provided with: an air delivery section (2) having an air delivery opening (11) on the front surface side and provided with a grille (12) at the air delivery opening (11); and a support for sup...  
WO/2019/063905A1
The invention relates to an air blower for a heating, ventilation and/or air-conditioning device for a motor vehicle, said air blower comprising: - an electric motor on which a wheel is mounted; - said wheel being intended to generate a ...  
WO/2019/063889A1
The present invention relates to a volute for an electric compressor (1), which comprises an angled part and is formed by at least two parts (14, 15), each of which defines a part of the angle of the volute (12) and is delimited by a joi...  
WO/2019/064879A1
An axial fan (10) comprises: a shaft (11), which is a rotating shaft; an air dynamic pressure bearing (34) that through air dynamic pressure minimizes radial shifting of the shaft (11); a metal frame (13) having a circular surface in the...  
WO/2019/063776A1
The present invention proposes a motor support (1) for a heating, ventilation and/or air conditioning (HVAC) unit, the motor support assembly (1) being configured to receive an electric motor (2) for a centrifugal fan and also for suppor...  
WO/2019/065995A1
Costs originating from differences in flange portion specifications are reduced. A pump is provided. This pump has: a casing, which has an intake tube and a discharge tube, and which accommodates an impeller; and a flange part, which is ...  
WO/2019/063395A1
The invention relates to a radial ventilator (1) comprising a ventilator wheel (2), a motor which drives the ventilator wheel, and a ventilator housing (3). The radial ventilator (1) has a suction side (S), which is on the suction side w...  
WO/2019/066144A1
The present invention relates to a pump suction device having a sludge removal function and, more specifically, to a pump suction device having a sludge removal function, the device comprising: a water tank which includes an inlet and an...  
WO/2019/064880A1
An axial fan (10) includes a shaft (11) which is a rotating shaft, an air dynamic pressure bearing (34) suppressing radial fluctuations of the shaft (11) by means of air dynamic pressure, a shaft holder (12) that has a ring shape, has a ...  
WO/2019/064469A1
Provided is a method for calibrating gap sensors (31, 32) which are provided in magnetic bearings (21, 22) for supporting a floating body (5) in a non-contacting manner by means of an electromagnetic force, and which detect a gap (g) bet...  
WO/2019/064761A1
Provided is a blade in which secondary flow loss has been reduced without changing the aerodynamic design of a base blade. This blade comprises: a base blade part; and a protruding part provided on a positive-pressure surface in the vici...  
WO/2019/063384A1
The invention relates to a diffuser for a compressor, comprising - a flow channel which is delimited in the flow direction by a first lateral wall and a second lateral wall, wherein the lateral walls run at least partly divergent relativ...  

Matches 401 - 450 out of 65,387