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Patent Searching and Data


Matches 201 - 250 out of 10,740

Document Document Title
WO/2011/155995A3
A dental handpiece (100) uses a single airflow input (9) to drive both a rotor (40) and provide a hydrostatic bearing in bearing cartridge (6). The fluid flow in the form of compressed air is applied first to the hydrostatic bearings and...  
WO/2011/154623A1
The invention relates to a rotating machine comprising: a rotating element (10), known as a rotor, which can rotate about a vertical rotation axis (12) in relation to a stationary element (14) known as a stator; magnetic supporting means...  
WO/2011/151092A1
The invention relates to a roller for treating a fibrous web with a circulating hollow roller shell (4) which is mounted on a rotationally fixed axle (5), wherein the annular chamber (7) between the shell (4) and the axle (5) is divided ...  
WO/2011/146303A1
A bearing assembly for an induction machine, such as an alternating current motor, includes a magnetic bearing for supporting a rotating shaft. An auxiliary bearing, also supporting the shaft in the event of magnetic bearing failure, is ...  
WO/2011/138094A1
A method for regulating pressure in a plain bearing (12) of a wind power generator (1) is described, having the following features: model-based reconstruction of the wind power at at least one rotor blade (2) of a wind power generator (1...  
WO/2011/131462A1
The invention relates to a guide having passive gravity compensation by means of a magnet assembly (M1, M2, M3, M4), for guiding a first body (K1) relative to a second body (K1) in a vertical direction (R), comprising a spring guide (B),...  
WO/2011/128187A1
The invention relates to a device (15, 115) for mounting and driving a rotatable part (4) of a gantry (2) of a computer tomography unit (1), said gantry having a system axis (5), relative to a stationary part (3) of the gantry (2) of the...  
WO/2011/128180A1
The invention relates to a device (15, 215) for mounting and driving a part (3, 4) of a gantry (2) of a computer tomography unit (1), said gantry comprising the tilt axis (K) and said part being tiltable around a tilt axis (K), relative ...  
WO/2011/123927A1
An apparatus to operate with a rotor includes a plurality of permanent magnetic components and a plurality of hydraulic cylinders. The permanent magnetic components are arranged to surround the rotor. The hydraulic cylinders are coupled ...  
WO/2011/120764A1
The invention relates to sensorless position determination for magnetic mounting. Magnetic mounting is used to mount an object with the aid of a magnetic field which is generally produced by an electromagnet. The position of the object r...  
WO/2011/112019A2
The present invention relates to a magnetic bearing structure having a permanent magnet, capable of facilitating the magnetization of a permanent magnet while rotating a rotor without a separate deflection current. The magnetic bearing s...  
WO/2011/111100A1
Disclosed is a pneumatic linear guide method parallel slider device, a control method of the same, and a measurement device wherein, in a parallel slider device using pneumatic linear guides, when two sliders are mechanically coupled, re...  
WO/2011/112019A3
The present invention relates to a magnetic bearing structure having a permanent magnet, capable of facilitating the magnetization of a permanent magnet while rotating a rotor without a separate deflection current. The magnetic bearing s...  
WO/2011/108842A3
An active magnetic bearing comprises a bearing housing, a bearing stator, a bearing armature, a position sensor, a jacket and a stress buffering member. The bearing stator is accommodated in the bearing housing and supports the rotation ...  
WO/2011/107108A1
It should be possible to measure the bearing current, in particular in electric machines or load machines, with the least possible installation effort. Therefore, a sensor device for installing against or onto a shaft (3) of an electric ...  
WO/2011/108831A3
In a displacement sensor and a magnetic bearing system using the same, the displacement sensor comprises: a first coil unit comprising at least one coil; a second coil unit comprising at least one coil which is differentially connected t...  
WO/2011/104806A1
Disclosed is a stage device which has no risk of air ductwork rupturing due to bending accompanying the movement of the stage. The stage device, which is used in a vacuum, has: a gas supply unit that generates a gas; a base member that h...  
WO/2011/095646A1
The reverse-repulsion passive magnetic bearing provides a radial and axial support for rotors of rotating machines, based on the reverse magnetic repulsive force generated by magnetic rings polarised radially or axially depending on the ...  
WO/2011/091826A3
The invention relates to a supercharging device (28, 41) for compressing a medium, in particular air, comprising a rotor (31, 39), which has at least one compressor wheel (32, 40) and which is supported in the axial direction (70, 72) of...  
WO/2011/090944A2
A plug (10) made of a compressible and resilient material can be used in a method of reducing loss of fluid from a fluid-bearing system. The method can include locating an orifice in the fluid-bearing system, where said orifice is expose...  
WO/2011/089222A1
The invention relates to a machine (10) with a frame structure (46). Arranged on the frame structure (46) is a head (32), wherein the frame structure (46) has an actuator (96) and an air bearing (74), in order to make the head (32) move....  
WO/2011/090700A2
One embodiment of the present invention is a unique turbine engine. Another embodiment is a unique turbine engine powered system. Another embodiment is a hybrid bearing system for use in a turbine engine and/or a turbine engine powered s...  
WO/2011/088566A1
A torque multiplier for converting an input torque to an output torque. A torque multiplier includes a cam mounted on a drive shaft for rotation therewith when an input torque is applied to the drive shaft, the cam providing a magnetic f...  
WO/2011/089752A1
Disclosed is a high-precision static pressure bearing device wherein orifices or ventilation grooves etcetera are formed, thus enabling the generation of vibrations to be prevented, and a laminar flow-state to be maintained in all areas ...  
WO/2011/090944A3
A plug (10) made of a compressible and resilient material can be used in a method of reducing loss of fluid from a fluid-bearing system. The method can include locating an orifice in the fluid-bearing system, where said orifice is expose...  
WO/2011/074996A3
The solution, in accordance with the invention, consisting in at least four electromagnets symmetrically positioned inside the cylindrical casing and the electromagnetic core, is made of a set of sheets with a ring shape with internal po...  
WO/2011/074996A2
The solution, in accordance with the invention, consisting in at least four electromagnets symmetrically positioned inside the cylindrical casing and the electromagnetic core, is made of a set of sheets with a ring shape with internal po...  
WO/2011/050736A1
A permanent magnetic levitating bearing and an assembly including the same are disclosed. The permanent magnetic levitating bearing includes: an inner ring (1) which is a permanent magnet; an outer ring (2) inside which the inner ring (1...  
WO/2011/048019A1
The invention relates to a method for assembling a superconducting bearing, wherein the bearing comprises a first bearing race (1) having a first body (2) made of a type 2 superconducting material and a second bearing race having a secon...  
WO/2011/044432A3
An auxiliary bearing system for supporting a rotating shaft including a first auxiliary bearing coupled to the rotating shaft. A first inertia ring is coupled to and circumscribes the first auxiliary bearing. A second inertia ring circum...  
WO/2011/044430A2
An auxiliary bearing including a bearing mount disposed circumferentially about a shaft. A support wall may extend radially inward from the bearing mount, and the support wall may define a first annular cavity. An outer race may be coupl...  
WO/2011/043607A2
The present invention relates to a thrust foil air bearing having improved load capacity. According to the present invention, a ramp (990) of a top foil (900) of a thrust plate air bearing has a curvature, the center point (O) of which i...  
WO/2011/042438A1
A part holder (10) for parts to be machined with machine tools, particularly for parts having a large mass to be machined in vertical lathes, which comprises: a worktable (11) for supporting a part (12), a footing (13) for supporting the...  
WO/2011/044423A2
An auxiliary bearing system having a sleeve through which a shaft extends. A gap may be defined between the sleeve and the shaft when a primary bearing system supports the shaft, and the sleeve may engage and rotate with the shaft when t...  
WO/2011/044428A2
An auxiliary bearing system for a magnetically supported rotor system according to which the auxiliary bearing system includes at least two mounting pad assemblies having compliantly mounted body members.  
WO/2011/044430A3
An auxiliary bearing including a bearing mount disposed circumferentially about a shaft. A support wall may extend radially inward from the bearing mount, and the support wall may define a first annular cavity. An outer race may be coupl...  
WO/2011/044432A2
An auxiliary bearing system for supporting a rotating shaft including a first auxiliary bearing coupled to the rotating shaft. A first inertia ring is coupled to and circumscribes the first auxiliary bearing. A second inertia ring circum...  
WO/2011/044428A3
An auxiliary bearing system for a magnetically supported rotor system according to which the auxiliary bearing system includes at least two mounting pad assemblies having compliantly mounted body members.  
WO/2011/044423A3
An auxiliary bearing system having a sleeve through which a shaft extends. A gap may be defined between the sleeve and the shaft when a primary bearing system supports the shaft, and the sleeve may engage and rotate with the shaft when t...  
WO/2011/043607A3
The present invention relates to a thrust foil air bearing having improved load capacity. According to the present invention, a ramp (990) of a top foil (900) of a thrust plate air bearing has a curvature, the center point (O) of which i...  
WO/2011/040896A1
A novel method and apparatus are presented for press fitting a bearing assembly onto a journal in a single press fit operation. A compressible, adhesive gasket affixes the backing ring to the bearing cone of a bearing assembly, facilitat...  
WO/2011/037442A3
The present bearing comprises two concentric magnetic parts (a, b) kept mutually separated by magnetic forces (c), allowing the inner part (b) coupled to a shaft (d) to rotate without any mechanical contact with the outer part (a), thus ...  
WO/2011/026774A1
The present invention relates to a piston engine (1). Said engine comprises a housing (2) and a piston (3). The piston (3) is magnetically and movably disposed in the housing (2). A device (7) for magnetically supporting the piston (3) i...  
WO/2011/025087A1
A journal foil air bearing 5000 according to the present invention is provided with one top foil 300 along an inner periphery of a hole 18 of a bearing housing 10. Bump foils 20c and 20d are installed at the inner periphery of the hole 1...  
WO/2011/024470A3
Disclosed is a magnetic-suspension centrifugal pump that does not use permanent magnets in a disposable section and is provided with a pump head section and a pump section. The pump section comprises a stator, a torque-transmission disc,...  
WO/2011/024470A2
Disclosed is a magnetic-suspension centrifugal pump that does not use permanent magnets in a disposable section and is provided with a pump head section and a pump section. The pump section comprises a stator, a torque-transmission disc,...  
WO/2011/023775A1
The invention relates to a control system and to a method for controlling a magnetic bearing (3), wherein a first displacement (X1) of the rotor (1) out of the geometric center of the magnetic bearing is determined from a first distance ...  
WO/2011/011573A1
Apparatus and method for determining the clearance and wear of mechanical back-up bearings of turbomachinery utilizing electromagnetic bearings. In order to reduce the prospects of catastrophic failure during a shut-down or loss of elect...  
WO/2011/007544A1
A bias magnetic flux (10) is formed in such a way as to pass through an electromagnetic core (1) of an electromagnet (20), and furthermore, a bypass magnetic path (9A) constituting a magnetic path for a control magnetic flux (9) is forme...  
WO/2011/005552A2
Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, composition of matter, and/or user interface adapted for and/or resulting from, and/or a method and/or machine-readable medium storing machine-imp...  

Matches 201 - 250 out of 10,740