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Patent Searching and Data


Matches 551 - 600 out of 65,964

Document Document Title
WO/2019/093799A1
The present invention relates to a fan structure capable of reproducing a sound and changing a blade pitch, and a control method therefor. A fan according to the fan structure comprises: a pivot shaft (51) extending radially from a hub (...  
WO/2019/092928A1
A supercharger (1A) comprises a rotating shaft (2), a journal bearing (5A), and a bearing housing (10). The journal bearing (5A) comprises load support surfaces (14, 15), a first gap formation unit (F1), and a second gap formation unit (...  
WO/2019/090939A1
Provided are a bearing installation and fixation structure and a compressor. The bearing installation and fixation structure comprises: a rotatable shaft (7); a bearing (6) sheathed over the rotatable shaft (7); and an axial retaining me...  
WO/2019/093576A1
The present invention comprises: a first portion having a first hub, and a plurality of primary blades extendedly formed at equal intervals along the outer periphery of the first hub; and a second portion having a second hub coupled to t...  
WO/2019/094168A1
A blower impeller having a plate with a first side surface, a second side surface, and an outer circumferential edge extending between the first and second side surfaces; a front blade series extending from the first side surface, the fr...  
WO/2019/092679A1
The present invention relates to a method for the construction of rotor and stator elements of turbomachines, comprising: readying an ingot (1) of material to be machined; performing cuts in the ingot (1) so as to delimit blocks (10) of ...  
WO/2019/092892A1
This duct ventilating fan (100) comprises: a body (2) having a lower surface with an air inlet, a lateral surface with an air outlet, and a top surface with an upwardly protruding protrusion; and a duct connecting part (8) detachably att...  
WO/2019/091763A1
The invention relates to a water pump having an impeller which is driven by an electrical machine, said pump comprising: a housing cover; a volute having an inlet and an outlet; and a cap in which a stator and a rotor of the electrical m...  
WO/2019/092358A1
A system for moving air (4), comprising: - a centrifugal impeller (7) rotating about an axis of rotation (A), the centrifugal impeller (7) comprising a plurality of impeller blades (8) configured to generate an airflow, and a base plate ...  
WO/2019/091282A1
Provided is a stereoscopic rotary oscillating structure, comprising a first rotating assembly (10) and a second rotating assembly (20). The first rotating assembly (10) comprises a first rotating shaft (12) and a first electric motor (11...  
WO/2019/092337A1
The invention mainly relates to an electrical compressor for supercharging air of a heat engine, characterised in that it comprises: - an air flow duct (27) comprising an inlet (28) for a main airflow (40) to be compressed, - an electric...  
WO/2019/093833A1
Disclosed herein is a blower blowing air and an outdoor unit of air conditioner having the same. The blower includes a fan, a motor driving the fan, and a motor support member disposed on a flow path, through which air generated by a rot...  
WO/2019/094691A1
A vortex control device for modifying a vortex in a fluid stemming from a wall is disclosed. The device includes a rotatable hub disposed within an opening in the wall. The device also includes an inlet port and an outlet port in the rot...  
WO/2019/091762A1
The invention relates to a method for assembling a water pump (2) having an impeller (28), driven by an electrical machine, the water pump comprising a housing cover (41), a spiral housing (10), which has an inlet (12) and an outlet (14)...  
WO/2019/093050A1
Provided is a refrigeration machine provided with: a refrigeration cycle having a compressor, a condenser, an expander, an evaporator, and piping (12) which sequentially connects the compressor, the condenser, and the expander; and an ac...  
WO/2019/089183A1
A centrifugal compressor (22) to be used in a chiller system (10) includes a casing (30), an impeller (34a, 34b), a motor (38) and a diffuser (36a, 36b). The casing (30) has an inlet portion (31a, 3 lb) and an outlet portion (33a, 33b). ...  
WO/2019/085410A1
An oscillating mechanism and a fan heater. The oscillating mechanism comprises a base (1), a transmission assembly, a motor support (2) connected to the base (1), and a drive motor (3) provided on the motor support (2). A first end of th...  
WO/2019/090243A1
An improved air scrubber has an improved, more efficient, more robust impeller and impeller housing for mixing incoming air with water, scrubbing the air with increased efficiency and lower mean time between failures. Also water flow thr...  
WO/2019/088157A1
The purpose of the present invention is to provide: an alloy material exhibiting better mechanical properties and/or higher corrosion resistance than existing high-entropy alloys without sacrificing the attractive properties of high-entr...  
WO/2019/086065A1
The invention relates to an intermediate channel (10) for arranging between an outlet of a low-pressure compressor and an inlet of a high-pressure compressor of a turbomachine, in particular an aircraft engine, comprising an outer wall (...  
WO/2019/087389A1
Provided is a centrifugal compressor comprising: an impeller having a plurality of first blades and provided to be able to rotate; and a shroud cover partially provided on the front edge side of the first blades in the rotation axis dire...  
WO/2019/087970A1
This centrifugal compressor comprises: a rotary shaft; a compressor impeller attached to one end of the rotary shaft; a first wall surface and a second wall surface that are formed inside a housing and that face one another in the rotary...  
WO/2019/087385A1
An angle of inclination, which is formed by a direction perpendicular to an axis of rotation and a tangential direction of an end edge on the impeller-radially outer side of a concave arcuate portion that, in the radial direction of an i...  
WO/2019/088158A1
The purpose of the present invention is to provide: an alloy material exhibiting better mechanical properties than existing high-entropy alloys without sacrificing the high corrosion resistance of high-entropy alloys; a product using sai...  
WO/2019/085627A1
A tower fan housing assembly and a tower fan, the tower fan housing assembly comprising: a housing body having an opening (11) adapted for removing an impeller from inside the housing body; and an air-throughflow component detachably mou...  
WO/2019/087910A1
[Problem] To provide an impeller having a structure capable of delivering a fluid with high efficiency, even if the blade angle is determined without regard for the use conditions of the impeller. [Solution] This impeller 1 is provided w...  
WO/2019/086852A1
The invention provides an additive manufactured stator blade unit for a turbomolecular pump comprising a plurality of stator stages, the stator blade unit comprising a longitudinally extending outer wall with a substantially arcuate cros...  
WO/2019/087868A1
This centrifugal compressor comprises: a motor that rotates a rotary shaft of a compressor impeller; a motor housing that houses the motor; a compressor housing that houses the compressor impeller and that has a suction opening and a dis...  
WO/2019/087076A1
A fixing plate 2 for a fan comprises at least one mount point 10 for mounting the fixing plate to a fixed surface and at least one first attachment member 12 for removably attaching a fan to the fixing plate. The fixing plate is arranged...  
WO/2019/087298A1
This centrifugal blower is provided with: a fan that has a disk-shaped main plate and a plurality of blades; and a scroll casing that houses the fan. The scroll casing is provided with a discharge part and a scroll part that has a side w...  
WO/2019/088835A1
The present invention comprises a floating pump for pumping a liquid, comprising: a pump housing; a pump element arranged in or on the housing and provided with a fan, and operatively connected to a drive, wherein the pump housing is con...  
WO/2019/087869A1
This centrifugal compressor comprises: a rotary shaft of a compressor impeller; a gas bearing structure that supports the rotary shaft; a motor that rotates the rotary shaft; a motor housing that houses the motor; a compressor housing th...  
WO/2019/087134A1
In accordance with one aspect the present invention may comprise a regenerative blower comprising: a housing, a first port and second port in the housing, an airflow channel extending between the first and second ports for airflow betwee...  
WO/2019/087078A1
A cover plate 2 for a fan comprises an outer surface 18 and an inner surface 19. The inner surface 19 comprises a tapering projection 12 that projects and narrows away from the outer surface 18. This improves air flow into the fan, reduc...  
WO/2019/085570A1
Provided is an air pipe, comprising a first pipe (110) and a second pipe (120) which communicate with each other and are non-collinear. Air passes through the first pipe (110) and the second pipe (120) in sequence; and since the connecti...  
WO/2019/082391A1
This centrifugal blower (6) has: an impeller (9) rotationally driven by a motor (10); and a scroll casing (7) for converting centrifugal air flow generated by the rotation of the impeller (9) into unidirectional air flow, the scroll casi...  
WO/2019/084424A1
A top side-less pump system for managing multiphase fluid includes a pump subsystem having a suction and a discharge. A first gas liquid extraction unit has a multiphase fluid inlet and a liquid outlet. The liquid outlet is coupled to th...  
WO/2019/083238A1
The present embodiment comprises: a rotary shaft; a rotor mounted on the rotary shaft; a stator for encompassing the outer circumference of the rotor; an impeller mounted on the rotary shaft so as to be spaced from the rotor; a bearing h...  
WO/2019/080539A1
A method of manufacturing a metal reinforced rim of a composite material fan blade involves separately manufacturing three parts of a metal reinforced rim (20), including a first sidewall panel (201), a second sidewall panel (202) and a ...  
WO/2019/083208A1
The present invention relates to a blower apparatus and a method for installing a blower, the blower apparatus being used for indoor ventilation or blowing, and allowing for a high blowing capacity using low power. The blower apparatus c...  
WO/2019/084572A1
An integral motor pump module directs at least 90% of its rotor discharge over at least 50% of its motor housing surface, thereby cooling the motor with little or no need for a separate flow path. The discharge can flow through an annulu...  
WO/2019/082378A1
This multivane blower is provided with an impeller. The impeller includes: a plurality of vanes arranged circumferentially; and a main plate which supports the plurality of vanes. In a first cross-section of the impeller, each of the plu...  
WO/2019/081471A1
A compressor aerofoil (70) for a turbine engine. The compressor aerofoil (70) comprises a tip portion (100) comprising a tip wall (106) which extends from the aerofoil leading edge (76) to the aerofoil trailing edge (78). The tip wall (1...  
WO/2019/082392A1
A blower (1) is provided with: a disk-shaped main plate; a fan (2); and a scroll casing (4) having a side wall (4c) which covers the fan (2) from the axial direction of the rotation shaft of the fan (2) and in which an intake port lettin...  
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...  

Matches 551 - 600 out of 65,964