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WO/2019/188068A1 |
A thrust magnetic bearing (50) is provided with a stator (59) having a coil (71), and with a rotor (51). The stator (59) has a primary stator magnetic pole surface (64) and a secondary stator magnetic pole surface (70). The rotor (51) ha...
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WO/2019/189987A1 |
A gas foil thrust bearing is disclosed. The present invention comprises: a base having an insertion hole formed in a center portion thereof; and a top foil having one end attached to the base, and has a slot, which is disposed adjacently...
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WO/2019/182667A1 |
Heat engines employing fluid bearing assemblies hermetically sealed with a closed flowpath for a working fluid are generally disclosed. For example, the heat engine includes a rotating drivetrain and a fluid bearing assembly. The rotatin...
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WO/2019/165568A1 |
The invention relates to a floating magnetic-flow roller for increasing the efficiency of conveyor belts by reducing the wear of materials, mainly in the mining industry, which includes: a cylindrical containing case (1); a fixed central...
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WO/2019/163722A1 |
Provided is a magnetic bearing which is capable of increasing the electromagnetic force acting between a rotor and a stator without an accompanying increase in the size of the stator or an accompanying significant increase in the complex...
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WO/2019/160052A1 |
Provided is a spindle device with which it is possible to achieve a more compact size, increase vibration damping effect, and rotate a rotary spindle in a stable manner. The projected surface area of a radial bearing viewed from the radi...
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WO/2019/160054A1 |
Provided is a spindle device with which it is possible to increase the vibration damping effect and rotate a rotary spindle in a stable manner. The distance from the rear end surface of a thrust bearing to the center of gravity of the ro...
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WO/2019/160049A1 |
Provided is a spindle device capable of stably rotating a rotation shaft thereof through enhancement of a vibration-attenuating effect. In the spindle device, an O-shaped ring disposed closest to the leading end in the axial direction of...
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WO/2019/160053A1 |
Provided is a spindle device with which it is possible to achieve a more compact size, increase vibration damping effect and rotate a rotary spindle in a stable manner. The distance from the rear edge surface of a thrust bearing to the c...
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WO/2019/154735A1 |
The invention proposes a bearing arrangement having a first bearing ring and a second bearing ring, which is mounted for rotation in relation to the first bearing ring, wherein a plurality of hydrostatically supported sliding-bearing seg...
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WO/2019/149537A1 |
A contactless electromagnetic sensor (1) for determining a radial position of a rotor comprises a transducer (100) that comprises one or more coils. Excitation circuitry is connected to the transducer to energize the transducer. Processi...
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WO/2019/145035A1 |
A magnetic levitation system within a vacuum environment and a method of contactlessly transporting a carrier within a vacuum environment. The system comprises: A carrier that is contactlessly movable in a forward direction; at least one...
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WO/2019/145253A1 |
The invention relates to a magnetic coupling element (100) with a magnetic bearing function. The magnetic coupling element (100) has a drive-side coupling magnet (109) which is arranged on a drive shaft (106), furthermore an output-side ...
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WO/2019/141812A1 |
The invention relates to an assembly (ARR) comprising a rotor (ROT) which extends along an axis (X), comprising a first bearing (BA1), which is formed as a plain bearing, and comprising a second bearing (BA2), which is formed as a plain ...
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WO/2019/137025A1 |
Disclosed are a radial bearing, a rotor system and a method for controlling a radial bearing. The radial bearing (600) comprises: a magnetic bearing (6201) sheathed on a rotary shaft (100), wherein multiple magnetic components are provid...
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WO/2019/137028A1 |
A bearing, a rotor system, and a method for controlling the bearing. The bearing (1000) comprises: a bearing housing (1001), the bearing housing (1001) being a hollow slewing body, and the bearing housing (1001) being provided with a fir...
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WO/2019/137026A1 |
Provided are a thrust bearing (500), a rotor system, and a thrust bearing (500) control method, said thrust bearing (500) comprising: a thrust plate (5201); said thrust plate (5201) is fixed on a rotary shaft (100); the thrust plate (520...
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WO/2019/137024A1 |
A thrust bearing (500), a rotor system and a control method for the thrust bearing, the thrust bearing comprising: a thrust disc (5101), fixedly connected to a rotating shaft (100); and a first stator (5102) and a second stator (5103) wh...
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WO/2019/135635A1 |
Magnetic bearing control device and control method are disclosed. A magnetic bearing control device according to an embodiment of the present invention comprises: a bearing control unit for outputting a plurality of switch control signal...
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WO/2019/131213A1 |
A thrust magnetic bearing device according to one embodiment of the present invention is provided with a thrust disk which is affixed to a rotating body, and a pair of electromagnets which are arranged at a distance from the thrust disk ...
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WO/2019/120870A1 |
The invention relates to a plain bearing arrangement (1;1') for a heavy shaft (2; 2'), in particular of a wind turbine, comprising: a hydrostatic plain bearing (4), the bearing gap (6) of which, formed between at least one bearing shell ...
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WO/2019/122785A1 |
The present invention concerns a rotating assembly (1), in particular for a rheological measurement apparatus, comprising: a stator (3), a rotor (2) that can rotate with respect to the stator (3), the rotor (2) being axially retained by ...
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WO/2019/120872A1 |
The invention relates to a plain bearing arrangement (1a - 1f) for a heavy shaft (2; 2'), in particular of a wind turbine, comprising a hydrodynamic plain bearing (4), the bearing gap (6; 6') of which, formed between at least one bearing...
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WO/2019/125718A1 |
Described are homopolar bearingless slice motors which include an array arrangement of permanent magnets on stator teeth, and a magnet-free rotor having a unique surface geometry. Also described are related components of such motors. The...
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WO/2019/125565A2 |
A downhole-type system includes a rotatable rotor, a magnetic thrust bearing coupled to the rotor, and a mechanical thrust bearing coupled to the rotor. The magnetic thrust bearing is configured to support a first portion of an axial loa...
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WO/2019/119973A1 |
A magnetic levitation bearing, a magnetic levitation rotor support assembly, and a compressor. The magnetic levitation bearing is used for supporting a rotor by acting with a thrust disc (2) on the rotor, and comprises: a radial stator i...
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WO/2019/113541A1 |
A centrifugal blood pump uses the "double suction" arrangement of the blood flow channels, by dividing the blood flow across the impeller into two practically identical streams, one flowing across the upstream side of the impeller and th...
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WO/2019/106404A1 |
A bearing pad (16) for the bearing of a hydro-generator unit comprises a polymer part (11, 12) and a metal base (14), which are combined to make up said bearing pad (16). Maintenance in case of bearing failure is simplified and accelerat...
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WO/2019/102059A1 |
A novel electromagnetic actuator apparatus and method for rotors in motors and generators characterized by the scalability and modularity of its design, as well as the possibility of the electromagnetic bearing assemblies (4) to be actua...
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WO/2019/102060A1 |
A novel electromagnetic actuator apparatus and method for multiple axis stabilization of rotors in motors and generators comprising: an actuator target mounted on a hubless ring shaped rotor (6) having a rotational axis; a multitude of m...
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WO/2019/102835A1 |
[Problem] To provide a magnetic bearing control device and a vacuum pump with which a displacement sensor is not required, with which high precision control is possible, and which are compact and low in cost. [Solution] A rate of change ...
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WO/2019/096644A1 |
An object stage bearing system can include an object stage, a hollow shaft coupled to the object stage, and an in-vacuum gas bearing assembly coupled to the hollow shaft and the object stage. The in-vacuum gas bearing assembly can includ...
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WO/2019/091297A1 |
A power supply system for a magnetic bearing and a control method therefor. The system comprises: a rectifying and filtering circuit (1) for performing rectifying and filtering processing on an alternating-current input power source, so ...
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WO/2019/087152A1 |
A magnetic suspension bearing (10; 30; 40; 50) is described comprising a part (22) rotatable about a rotation axis (x) and a fixed part, and two elements (16, 14; 42, 44) made of ferromagnetic material, one (14; 44) integral with the rot...
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WO/2019/087935A1 |
Supporting wires (60) are configured from one or more conducting wires (61), and are arranged so as to pass through a plurality of slots (53) to form windings which generate magnetic force for contactlessly supporting a rotor (30) when e...
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WO/2019/082642A1 |
The present invention reduces the amount of gas consumed when cooling gas by expanding the gas by using a plurality of expansion turbines. A high-pressure expansion turbine is equipped with a gas supply channel through which a bearing ga...
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WO/2019/082643A1 |
Provided is an expansion turbine which minimizes the amount of processing gas which leaks from a gap between a turbine impeller and a cover even when the pressure of the processing gas suddenly changes. The expansion turbine has a gas su...
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WO/2019/083369A1 |
The invention relates to a magnetic bearing assembly (10) for contactless linear displacement of a rigid body (20) relative to another rigid body (30) along a linear displacement path. The invention also relates to a linear guideway asse...
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WO/2019/076305A1 |
A glue sealing method for a magnetic levitation bearing stator assembly (100), a glue sealing tool and a magnetic levitation bearing. The glue sealing method for a magnetic levitation bearing stator assembly (100) comprises the following...
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WO/2019/076569A1 |
The invention relates to a continuous press for pressing pressed-material mats (1) into pressed-material boards in the course of producing engineered wood boards, comprising a press lower part (4) and a press upper part (2), press belts ...
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WO/2019/072661A1 |
A method of balancing a rotor (1) that is supported for rotation around a rotation axis (A) by an active magnetic bearing device is disclosed. Displacement signals for the rotating rotor are determined, and the electromagnets (3) of the ...
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WO/2019/067152A1 |
Rotary belt cup atomizing apparatus (10) driven by a turbine (47) mounted on a rotatable motor shaft (44) supported within an air bearing assembly is provided. The air bearing assembly includes a cylindrical main air bearing (30) support...
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WO/2019/066154A1 |
The present invention relates to a levitating bicycle hub coupling structure and, more specifically, to a levitating bicycle hub coupling structure, in a bicycle hub structure, which: uses magnets so as to upgrade an inner contact struct...
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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...
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WO/2019/063477A1 |
The invention relates to a device for frictionless and lubricant-free movement in vacuum, wherein the device comprises a positionally fixed rail and a rail that can be moved relative thereto by means of magnetic force. The invention furt...
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WO/2019/060511A2 |
A downhole-type system includes a rotatable shaft, a downhole-type magnetic bearing coupled to the rotatable shaft, a downhole-type sensor, a surface-type controller, and a surface-type amplifier coupled to the magnetic bearing. The magn...
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WO/2019/060498A1 |
A rotor is surrounded by a stator. A radial bearing includes a first radial bearing portion coupled to the rotor and a second radial bearing portion coupled to the stator. A thrust-bearing includes a first portion coupled to the rotor. T...
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WO/2019/060504A1 |
A fluid rotor is configured to move or be rotated by a working fluid. A fluid stator surrounds the fluid rotor. The fluid stator is spaced from the fluid rotor and defines a first annular fluid gap in-between that is in fluid communicati...
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WO/2019/060509A1 |
A device includes a rotor to rotate about a longitudinal axis, a magnetic bearing actuator, and an axial gap generator including a stator assembly adjacent to the rotor, the axial gap generator to generate an amount of power as a functio...
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WO/2019/057360A1 |
An active aerostatic bearing is described, comprising a lower plate (1) with a central recess area (R) including an orifice (O) forming an inlet restrictor for pressurized air from a central nozzle (N). An air gap is formed between a gui...
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