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Patent Searching and Data


Matches 151 - 200 out of 5,120

Document Document Title
WO/2016/150975A1
The invention relates to a flow straightener for an axial fan and to an axial fan having a flow straightener. A flow straightener according to the invention for an axial fan having a hub and at least one blade is characterized in that th...  
WO/2016/151604A1
The invention concerns a device that operates within a device, usually electrical, in which air, drawn In from outside by a fan, circulates and in particular a hairdryer, A hollow-volume device, cylindrical or conical in various shapes a...  
WO/2016/142171A1
The invention relates to an assembly having a first compressor train (CT1) and a second compressor train (CT2) for compressing a process fluid (PF), wherein the first compressor train (CT1) comprises a first drive (DR1) and a first compr...  
WO/2016/142275A1
The invention relates to a fan housing having a housing body for accommodating fan components and an outer casing that surrounds the housing body in the circumferential direction, wherein the housing body has at least two webs running in...  
WO/2016/142276A1
The invention relates to a housing of a fan having an external covering, said housing comprising a housing body for accommodating fan components, and a radial exterior face of the housing body being surrounded by the external covering in...  
WO/2016/142255A1
The invention relates to an axial impeller, comprising a hub and blades, for a fan or blower, wherein the geometry of the blades is determined by a course of a blade leading angle and of a blade trailing angle of blade sections from a bl...  
WO/2015/181774A9
A fan apparatus is described that comprises a rotational hub that defines a central axis, a first fan blade coupled to the rotational hub and extending radially outward from the central axis, wherein the first fan blade has a first pitch...  
WO/2016/138602A1
A fluid straight-through machine is used for transporting lots of kinds of liquid such as water, oil, corrosive liquid, slurry, soiling solution, etc. The straight-through machine has vertical or horizontal structure, and makes fluid flo...  
WO/2016/136331A1
[Problem] To provide a vacuum pump that can accommodate a wide variety of specification changes at low cost, and an adapter that is used in said vacuum pump. [Solution] A turbo-molecular pump 1 is provided with: a base 50; stationary bla...  
WO/2016/135439A1
Vacuum pump purge systems can suffer from backflow of process gases into the purge supply means as the vacuum pump cycles between operational states. For instance, during roughing operations, the pressure of gas inside the vacuum pump's ...  
WO/2016/128712A1
A pump lubricant supply system (118) has a lubricant reservoir (122, 124) and at least one contactor (132) to engage a lubricant transfer device provided on a rotor shaft of a pump to transfer lubricant from the lubricant reservoir to th...  
WO/2016/121573A1
[Problem] To reduce gaps and misalignment in a joining surface to which a divided structure is joined in a vacuum pump having a fixed disc with a divided structure. [Solution] In the turbomolecular pump according to the present invention...  
WO/2016/110666A1
A vacuum pump lubricant supply system has a lubricant reservoir (222, 224) and a wicking element (220). The body portion has opposed major surfaces and a finger (258). The lubricant reservoir (222, 224) has a major surface engaging one o...  
WO/2016/095915A1
The invention relates to an axial ventilator comprising an external or an internal rotor motor that has a rotor (1), at least two blades (4) with end-side connection regions (6) being connected form- and force-fittingly to said rotor (1)...  
WO/2015/127410A3
A fluid processor for use in a downhole pumping operation includes a fluid processing stage (126), a nozzle stage (128) and a gas compressor stage (130). The nozzle chamber is configured as a convergent-divergent nozzle and the variable ...  
WO/2016/079793A1
Provided is a compression device that can appropriately cool a motor even in a high temperature operating environment. The compression device is provided with the following: a rotating shaft 50; a primary compressor 30 that is attached t...  
WO/2016/081693A1
An air moving device can include a housing and an impeller assembly positioned at least partially within the housing. The impeller assembly can be connected to the housing via one or more support ribs having sharp trailing edges. The imp...  
WO/2016/045797A3
The invention relates to a fan wheel having blades (11) which are distributed over the circumference and are connected to one another in the circumferential direction via at least one ring. The fan wheel consists of at least three integr...  
WO/2016/076191A1
[Problem] To provide a vacuum pump and a method for estimating a cause of anomaly in such vacuum pump, with which it is possible to analyze and take appropriate action against a cause of contact when contact is detected between a rotor a...  
WO/2016/054159A1
A combination assembly or apparatus of a ceiling fan and heater. The combination assembly or apparatus includes a ceiling fan, a heater, a fan to blow air across the heater, a translucent band, motor driven rotating reflective foils each...  
WO/2016/045797A2
The invention relates to a fan wheel having blades (11) which are distributed over the circumference and are connected to one another in the circumferential direction via at least one ring. The fan wheel consists of at least three integr...  
WO/2016/045971A1
The invention relates to a fan wheel, in particular for propelling cooling air for an internal combustion engine, comprising a hub (2) on which a plurality of fan blades (3, 6, 9, 12) is arranged and which includes a rib structure that e...  
WO/2016/039918A1
A compressor apparatus includes: an upstream portion comprising an axial-flow compressor; a downstream portion comprising a centrifugal-flow compressor; and a row of variable-stagger-angle outlet guide vanes disposed between the upstream...  
WO/2016/036626A1
Examples are disclosed herein that relate to fans for cooling systems. One example provides a device including an impingement surface, and a fan positioned to direct a flow of air onto the impingement surface. The fan comprises an impell...  
WO/2016/026762A1
The invention relates to an axial fan for use with a wall ring plate comprising a housing having an inlet region and a rotor, said rotor having an increased rotor diameter compared to a standardised rotor diameter, wherein, on the inlet ...  
WO/2016/005038A1
The invention relates to a method for regulating rotational speeds of compressors which are arranged in series, for compressing a fluid, in particular cryogenic helium, wherein a setpoint inlet pressure which the fluid is supposed to be ...  
WO/2016/005037A1
Method for controlling the pressure and temperature of a fluid, in particular helium, in a series of cryogenic compressors, comprising the steps of: detecting an actual rotational speed for each compressor(V1, V2, V3, V4), detecting an a...  
WO/2015/198622A1
A turbine rotor blade cascade comprising a plurality of turbine rotor blades arranged along the circumferential direction of a hub, wherein a flow path between the rotor blades has a first cross-sectional shape perpendicular to the radia...  
WO/2015/185314A1
The invention relates to a fan arrangement (10) having a first axial fan (20), a second axial fan (40), and an impeller (60). The first axial fan has a first electric motor (21) with a first outer rotor (22) and a first inner stator (23)...  
WO/2015/181774A1
A fan apparatus is described that comprises a rotational hub that defines a central axis, a first fan blade coupled to the rotational hub and extending radially outward from the central axis, wherein the first fan blade has a first pitch...  
WO/2015/177514A1
A vacuum pump (12) with dynamic control (16) of cooling fan (18) speed and motor (14) flux is provided to reduce transmitted noise and waste heat and provide a quieter, more efficient vacuum system (10).  
WO/2015/151679A1
[Problem] To provide an exhaust port component that efficiently increases the overall temperature of an exhaust port of a vacuum pump to be installed and a vacuum pump that is equipped with the exhaust port component. [Solution] An exhau...  
WO/2015/124237A1
The invention relates to a flow rectifier for a flow inlet opening (7) of a fan assembly, comprising a grate structure (11) consisting of grate webs that cross each other, which grate webs bound a large number of grate openings (17) for ...  
WO/2015/122215A1
[Problem] To provide: a vacuum pump configured so that the solidification of gas within a screw groove is prevented; and a heat insulating spacer used for the vacuum pump. [Solution] A vacuum pump (1) is provided with a heat insulating s...  
WO/2015/118897A1
[Problem] To provide a vacuum pump that is able to efficiently heat only a flow path leading from near an outlet of a thread groove exhaust flow path to an exhaust port, and that is suitable for preventing deposition of a product caused ...  
WO/2015/094141A3
The present invention relates to a fan connection system (1) that enables to use the air directing vanes, which are provided at the fan cover (3) and which are designed according to the fan rotation direction in order to increase air flo...  
WO/2015/117120A1
A contra-rotating fan system for evaporative cooling equipment and air-cooled heat exchangers. The system can include a first axial fan disposed in an air conduit of an evaporative equipment unit, a second axial fan disposed in the air c...  
WO/2015/114136A1
A multistage turbomachine (1) is disclosed, comprising a casing (3) with a fluid inlet (5) and a fluid outlet (7), and a plurality of stages (13A, 13B) arranged in the casing (3). A flow path extends from the fluid inlet (5) to the fluid...  
WO/2015/105202A1
 This thrust generation device, which has an axial flow compressor, is configured so that, for rotors of the axial flow compressor in which a plurality of stages of blade rows are concentric and alternately rotate in reverse, blades in...  
WO/2015/098275A1
In the present invention, a vacuum pump has a Siegbahn molecular pump section, wherein spiral grooves having peak and valley parts are carved (disposed) in each fixed disk and/or rotary disk to be disposed, and is structured so as to ens...  
WO/2015/078648A1
The invention relates to a rotor disc for a vacuum pump, in particular a turbo molecular pump, having an inner ring (12). The inner ring (12) is connected to a plurality of wing elements (16) extending radially outward. According to the ...  
WO/2015/079802A1
[Problem] To provide a magnetic bearing device of which an initial adjustment is simple and optimal bearing control can be performed by a simple algorithm without increasing the memory capacity of a control device. [Solution] A pair of s...  
WO/2015/078829A1
The invention relates to a thermal power plant comprising a cooling system for cooling a thermal working fluid. In order to be able to build a flat cooling system, the cooling system comprises at least one coolant pump (52) for pumping a...  
WO/2015/079801A1
[Problem] To provide a component for a vacuum pump that effectively connects conduits having an exhaust function together, a Siegbahn type exhaust mechanism, and a compound vacuum pump wherein conduits having an exhaust function are effe...  
WO/2015/075103A1
A diagonal or axial fan (100) comprises an air intake side (108) and an air discharge side (109) as well as an external rotor motor (150) that is mounted at least in part on a support tube (172) and drives an impeller (14) which is desig...  
WO/2015/071143A1
A rotor device for a vacuum pump comprises a rotor shaft (10) and at least one rotor element (12) on the rotor shaft (10). According to the invention, the at least one rotor element (12) contains aluminum, titanium and/or CFRP, while the...  
WO/2015/071372A1
A control method for an acceleration of a vacuum pump, in particular a turbomolecular pump, having an electric motor and a control device in which, in a first acceleration phase, the input current of the control device increases up to a ...  
WO/2015/062909A1
A support element for at least one tubular element (26) of a Holweck stage has an inner part (12) for connecting to a rotor shaft (14). A disc-shaped retaining part (18) is connected to the inner part (12). For each tubular element (26),...  
WO/2015/060031A1
[Problem] To provide a protective bearing, a bearing device, and a vacuum pump, for which the rotation of a touchdown bearing in conjunction with the rotation of a rotor while the rotor is lifted and supported in a noncontact manner is p...  
WO/2015/043964A1
The invention relates to a vacuum pump housing comprising a pump housing which forms a suction chamber. A cooling element is arranged on an outer face of the pump housing. Furthermore, a fastening element is connected to the pump housing...  

Matches 151 - 200 out of 5,120