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Patent Searching and Data


Matches 1 - 50 out of 4,925

Document Document Title
WO/2018/185483A1
The invention relates to a bearing preload force gauge for indicating the bearing preload force on a turbomolecular pump rotor bearing. The gauge comprises a housing, an indicator for indicating the bearing preload force, and actuator co...  
WO/2018/175359A1
A fan having a housing including a front piece that is separable but connectable to a back piece is disclosed. The front piece has a first connecting edge and a downstream edge, and the back piece has a second connecting edge and an upst...  
WO/2018/174013A1
[Problem] To provide: a vacuum pump that can effectively prevent backflow of particles from the vacuum pump to a vacuum chamber, without the gas molecule exhaust performance of the vacuum pump being impaired, and that is ideal for preven...  
WO/2018/173704A1
[Problem] To provide a vacuum pump provided with a sensor capable of detecting that a deposit has accumulated in a flow passage to a prescribed thickness, even if the chemical composition of the deposit in the flow passage cannot be iden...  
WO/2018/173341A1
Provided are: a vacuum pump that can effectively prevent backflow of particles from the vacuum pump to a vacuum chamber, without the gas molecule exhaust performance of the vacuum pump being impaired, and that is ideal for preventing con...  
WO/2018/173321A1
[Problem] To provide: a vacuum pump that can effectively prevent backflow of particles from the vacuum pump to a vacuum chamber, without the gas molecule exhaust performance of the vacuum pump being impaired, and that is ideal for preven...  
WO/2018/164013A1
[Problem] To achieve a vacuum pump exhaust system, vacuum pump, purge gas feed device, temperature sensor unit and vacuum pump exhaust method with which it is possible to accurately measure the temperature of rotating parts. [Solution] I...  
WO/2018/159213A1
[Problem] To provide: a control device that with a simple heat dissipation structure can reduce costs during component replacement, that can be configured in pumps smaller than pumps have heretofore been, and that is easily manufactured;...  
WO/2018/152578A1
In an aspect, there is disclosed a system (100) for providing ventilation to a ventilated location (101) within a passageway (103). The system (100) includes: a duct (102) arranged to extend between an inlet location (104) to an outlet l...  
WO/2018/151609A1
Fan, turbine or pump with a substantially helically shaped blade, wherein the fluid intake is axially aligned to a longitudinal axis. The blade within the fluid intake portion has a flat and/or concave pressure face, and a root that is h...  
WO/2018/150911A1
[Problem] To provide a controller and a vacuum pump device, which have less vibration, are compact and of low cost, and are configured to enable the heat of a control circuit contained in the controller to be efficiently removed. [Soluti...  
WO/2018/147191A1
[Problem] To realize a vacuum pump having a structure to reduce stress concentration during balance correction by mass elimination, a rotary portion provided in a vacuum pump, and an unbalance correction method. [Solution] According to t...  
WO/2018/145043A1
The present invention provides support frames for positive pressure blowers having one or more wheels mounted at a lower corner of the frame, wherein the wheels are mounted to roll in a direction that is perpendicular to the flow of air ...  
WO/2018/135412A1
[Problem] The present invention addresses the problem of providing a vacuum pump device, whereby the thickness, weight, and size of a vacuum pump control device can be reduced, and cost can be reduced. [Solution] A vacuum pump device (10...  
WO/2018/134367A1
The invention concerns a transition duct for a multi-stage compressor of a gas turbine engine. Regions of the inner surface of the duct are provided with a predetermined and dissimilar surface roughness to optimise gas flow efficiency wi...  
WO/2018/134566A1
A multiple stage turbomolecular pump is disclosed. The pump comprises: a higher vacuum stage comprising a plurality of rotor blade rows; a lower vacuum stage comprising a plurality of rotor blade rows of a larger diameter than the rotor ...  
WO/2018/124773A1
The present invention relates to an axial flow fan and, more particularly, to an axial flow fan comprising: a hub; and a plurality of blades that are disposed radially on the circumference of the hub such that roots of the blades are cou...  
WO/2018/123522A1
Provided are a vacuum pump which allows for improved efficiency in on-site maintenance work and which can be configured as a smaller vacuum pump than those of the prior art and be easily manufactured, and a connector and a control device...  
WO/2018/120782A1
A fan speed regulating device and method. The fan speed regulating device comprises: an adjusting unit (101), a collecting unit (102), and a processing unit (103). The collecting unit (102) collects current speed parameters of an externa...  
WO/2018/110467A1
Provided, without lowering exhaust performance or increasing the number of components or costs, is a vacuum pump, a stator column used therein, and a manufacturing method for the same which are suitable and highly reliable in preventing ...  
WO/2018/110466A1
Provided are a vacuum pump and a control device provided to the vacuum pump, with which heat dissipation of regeneration resistance is improved through a simple configuration. Regeneration resistance is removed from the control device an...  
WO/2018/108479A1
The invention relates to a vacuum pump system, comprising a main vacuum pump (10) that is connected to a chamber (14) that is to be evacuated. An auxiliary pump (12) is connected to an outlet of the main vacuum pump (10). Furthermore, a ...  
WO/2018/109480A1
Stator blade unit (1) for a turbomolecular pump comprising an array of polymer stator blades (2), a turbomolecular pump including such a stator blade unit, and to a method of assembling a stator blade unit for a turbomolecular pump.  
WO/2018/104719A1
An improved cooling arrangement for a vacuum pump motor and control is provided; wherein both the motor and control are provided with cooling mechanisms and housed in respective housings connected by at least one opening. The cooling mec...  
WO/2018/096357A1
A pump bearing holder (140) has a carrier portion (148) configured to carry a static set of magnets of a pump magnetic bearing and a support portion (150) extending outwardly of the carrier portion to connect with a pump casing such that...  
WO/2018/084855A1
An electric submersible pump including a housing having a longitudinal axis extending therethrough; and a plurality of stages disposed within the housing each stage having an impeller and a diffuser, the plurality of stages stackable one...  
WO/2018/084160A1
[Problem] To provide a vacuum pump control device that has a simple configuration, is noise-resistant, and for which the heat dissipation property of circuit substrates is improved, and to provide a vacuum pump equipped with this vacuum ...  
WO/2018/077811A1
The invention relates to a module (1) for a cooling system of a motor vehicle, comprising a drive unit (2), a fan wheel (3), wherein the fan wheel (3) can be driven to rotate by the drive unit (2) and has a fan hub (4) and a plurality of...  
WO/2018/074190A1
[Problem] To provide a vacuum pump that has excellent exhaust performance and can be achieved at a low cost, and to provide a spiral plate, a rotary cylindrical body, and a spiral plate manufacturing method. [Solution] In a vacuum pump a...  
WO/2018/074191A1
[Problem] To provide a vacuum pump for which on-site maintenance work is improved, and the infiltration of water into a connector connecting part can be prevented when a cover is removed during circuit disassembly or the like, and also t...  
WO/2018/066471A1
[Problem] To provide a vacuum pump having low power consumption while maintaining high exhaust performance. [Solution] In a vacuum pump according to an embodiment of the present invention the outer diameter of a helical plate arranged on...  
WO/2018/060030A1
A rotating device for a compressor of a gas turbine is presented. The rotating device, connectible with the compressor, includes a first shaft, a second shaft, rotatable blades, a bearing assembly, an external drive and an input port for...  
WO/2018/063820A1
An active magnetic bearing system includes a radial actuator and an axial actuator. The radial actuator includes a radial stator coupled to a stationary component, and a radial rotor coupled to a rotatable impeller. The radial rotor exte...  
WO/2018/061577A1
[Problem] To alleviate the occurrence of localized high pressure in a helical plate in a vacuum pump. [Solution] A vacuum pump wherein holes are formed in a stationary disk, and the ratio of holes at the front edge (outer circumferential...  
WO/2018/054722A1
The present invention discloses a compressor or pump stage at least comprising a central shaft (8) and one rotor (3), where the axis of rotation of the rotor (3) is the central shaft (8) and where the rotor comprises a number, n, of rows...  
WO/2018/055780A1
[Problem] To provide a fluid-drawing unit, etc., for drawing in and discharging a byproduct powder generated inside a vacuum pump, etc. [Solution] A fluid-drawing unit 1 is provided with a cylindrical body 10 that is open at both ends an...  
WO/2018/046912A1
A turbomolecular pump (10) has a pumping mechanism (14) disposed in a housing (12). The pumping mechanism has a rotor shaft (24) supported by a rolling bearing (32) supported by a resilient bearing support (40). A lubricant transfer devi...  
WO/2018/046913A1
Infra-red sensors (2) are often used in turbo molecular pumps (1) to detect the temperature of the rotor (100) or other mechanical parts and therefore indicate imminent, or potential, running failures. As deposits build up on either the ...  
WO/2018/042150A1
A pump casing assembly has a first body part (16), a second body part (18) and a seal (14) disposed between the first and second body parts. The first body part has a first face that defines a recess to receive the seal and the second bo...  
WO/2018/042151A1
Electronics modules for vacuum pumps were previously separate from the pump housing. More recently they have been attached to the pump housing. Thermal breaks are usually provided between the pump and the control to allow independent the...  
WO/2018/042172A1
Aspects and embodiments provide a vacuum pump assembly comprising a motor. The motor comprises: a motor rotor magnet and a stator. The rotor motor magnet is configured to be rotatable relative to the stator about an axis to drive a vacuu...  
WO/2018/043072A1
[Problem] To provide a vacuum pump and a rotary cylindrical body installed in the vacuum pump, capable of reducing stress without reducing the rotation speed of the rotary cylindrical body (rotary body). [Solution] In this vacuum pump pe...  
WO/2018/033697A1
A turbo pump vent assembly and method are disclosed. The turbo pump vent assembly comprises: a primary manual actuator operable to deliver an initial volume of air to a turbo pump; and a secondary manual actuator operable to deliver a se...  
WO/2018/033875A1
This invention relates to a ventilator (10), particularly this invention relates to a smoke ventilator. The ventilator (10) comprises a shaft (12) having a bearing means (14) supporting the shaft (12) at a first end region thereof, where...  
WO/2018/029446A1
Turbomolecular stator components typically comprise an array of stator blades, arranged to interact with the pumped gases, mounted on an inner and/or outer diameter hub or shoulder. The stator blade arrays are typically formed as separat...  
WO/2018/029475A1
The present invention is an enclosure system formed of a lightweight panel with a thin non-porous membrane that enables the extraction and leak detection of hazardous gases from housing equipment such as vacuum pumps, valves, abatement e...  
WO/2018/025023A1
A turbomolecular pump has a housing (120), a rotor shaft (24) supported by a plurality of bearings (32, 34) for rotation relative to the housing about an axis of rotation (26), a deflector (40), a lubricant supply system (36) and a lubri...  
WO/2018/015727A1
A vibration damping connector (10) system to connect between a vacuum chamber and a vacuum pump such that the vacuum pump is supported by the vibration damping connector system includes a first cylindrical member (12) and a second cylind...  
WO/2018/011764A1
Axial ventilator (1) comprising a motor (M) equipped with a shaft and a fan (3) comprising a central hub (4) keyed by interference on the shaft of the motor (M); the ventilator (1) has at least one stable and irreversible connection poin...  
WO/2018/007029A1
The invention relates to a geared turbo machine (10), comprising a transmission (11), a drive assembly (12) and multiple output assemblies (13, 14, 15, 16), which are integrated to form a machine train; wherein the transmission (11) comp...  

Matches 1 - 50 out of 4,925