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Patent Searching and Data


Matches 501 - 550 out of 11,178

Document Document Title
WO/2008/021569A3
A rotational apparatus with one or more passive magnetic bearing(s) is described. The rotational apparatus includes a rotor with a tapered magnetic ring and a stator with a tapered array of shorted conducting circuits. A repulsive force ...  
WO/2008/018167A1
Provided is a motor-integrated type magnetic bearing device using roller bearings (15, 16) and a magnetic bearing together, the roller bearings (15, 16) of which bear a radial load, and the magnetic bearing of which bears an axial load a...  
WO/2008/017498A2
A device having a directly driven rotating body (1), which is radially supported on radial bearings (4, 4') at its circumference (11) with regard to a stationary body (2), and which is axially supported at least at a first end side (10) ...  
WO/2008/017557A1
The invention relates to an axial piston machine (1) having a housing (3) and having pistons (9) which are arranged in cylinder bores (8) of a rotatable cylinder body (7) and which are supported on a pivoting cradle (2), wherein the pivo...  
WO/2008/018800A1
A bearing system for rotor in rotating machines, such as compressors, pumps, turbines, expanders, is distinguishing itself by points of bearing and sealing for the rotor (16) each in the form of a combined bearing and sealing (17) being ...  
WO/2008/017498A3
A device having a directly driven rotating body (1), which is radially supported on radial bearings (4, 4') at its circumference (11) with regard to a stationary body (2), and which is axially supported at least at a first end side (10) ...  
WO/2008/018169A1
A motor-integrated magnetic bearing device which can be stably controlled even if a motor is operated under a high load and an excessive axial load acts on the motor, in which the structure of a controller is simplified, and in which a m...  
WO/2008/015776A1
A bearing device integral with a motor, in which long term durability of a rolling bearing against thrust load is increased and in which a main shaft can be rotated at high speed. Problems of assembly arising from the structure of the de...  
WO/2008/015849A1
A protective bearing equipped with rolling elements of nonmagnetic body in which corotation of a magnetized inner ring is suppressed. An inner ring and an outer ring are formed of a member of magnetic body, respectively, and rolling elem...  
WO/2008/015777A1
An turbine unit for air cycle refrigerating machines which stably rotates at high rotational speed with a small gap between the disc wheel and the diffuser, has a roller bearing having an improved long-term durability against thrust load...  
WO/2008/004306A1
A hydrostatic linear guide unit (1) having a shaft (10) for performing linear guidance and a slider (20) fitted over the shaft (10) with a very small sliding clearance (30) left in between the two and linearly moving along the shaft (10)...  
WO/2008/003408A1
The invention relates to a winning machine for mining, in particular a shearing machine (10), for extracting a material along a face, having a machine body (11) and having at least one slide block (16) which supports the machine body (11...  
WO/2008/001069A2
A rotary gas bearing (20) is described that comprises a first part (24) rotatable relative to a second part (22). The first part (24) comprises a support member (26) and a first portion (30) and a second portion (32) attached to the supp...  
WO/2008/001083A1
A method of fabricating a bearing surface (11,13) for a gas or air bearing (2) is described. The method comprises taking a bulk bearing portion (30;44) having at least one bearing surface region and providing a coating (32;42) on the bea...  
WO/2008/001069A3
A rotary gas bearing (20) is described that comprises a first part (24) rotatable relative to a second part (22). The first part (24) comprises a support member (26) and a first portion (30) and a second portion (32) attached to the supp...  
WO/2008/000335A1
The invention relates to a bearing unit for a spinning rotor (3), the rotor shaft (4) of which is supported in a contactless manner in a magnetic bearing assembly (5), said magnetic bearing assembly (5) having permanent magnet bearing co...  
WO/2007/127398A3
A fluid bearing (203) includes first and second hydrostatic pads (330,331,332,334) formed in a surface of an insert (338) and positioned to exert a separating force, and a land (328) formed on the surface of the insert and configured to ...  
WO/2007/127398A2
A fluid bearing (203) includes first and second hydrostatic pads (330,331,332,334) formed in a surface of an insert (338) and positioned to exert a separating force, and a land (328) formed on the surface of the insert and configured to ...  
WO/2007/115791A1
In an installation part (1) in a rolling stand for receiving a roll journal (24) having a journal bush (24) of a roll which is used in the processing of steel and non-ferrous metals, wherein the installation part (1) has a cambered side ...  
WO/2007/108399A1
A static pressure slider having a fixed body (2) and a movable body (3) movable relative to the fixed body (2) with a static pressure fluid layer interposed between the bodies (2, 3). The static pressure slider further has a first conduc...  
WO/2007/104002A3
An oil lubricated rotating hub (14) and stationary spindle (12) assembly includes an oil bath seal (16, 16') for establishing a dynamic sealing interface between the hub (14) and spindle (12). A wheel speed sensor assembly includes a var...  
WO/2007/099213A1
The present invention relates to a retractable antifriction bearings device (10a) that can be housed in a standardized groove of a loading bed. It is characterized in that each ball (30) is mounted directly in a housing (21a) of the prof...  
WO/2007/098993A1
The invention relates to a linear compressor (1) and a method for production thereof, comprising a piston housing (2) and a compressor piston (3) moving back and forth therein along an axis (4), wherein the compressor piston (3) is suppo...  
WO/2007/094401A1
A bearing unit (1) comprises a cylindrical fixed shaft (2); a cylindrical sleeve (3); an outer ring sleeve (4) disposed on the outer periphery of the sleeve (3) and having an inner peripheral surface facing the outer peripheral surface o...  
WO/2007/081639A2
A thrust bearing assembly including a flexible thrust washer sandwiched between first and second races. The thrust washer includes notches between adjacent support regions. When a thrust load is applied to the bearing assembly, the thrus...  
WO/2007/081639A3
A thrust bearing assembly including a flexible thrust washer sandwiched between first and second races. The thrust washer includes notches between adjacent support regions. When a thrust load is applied to the bearing assembly, the thrus...  
WO/2007/077878A1
In a gas pressure control actuator (100), a plurality of annular flat-plate movers (20) including curved springs and annular flat plates are supported on a support pin (22) attached to a guide portion (102). An output mover (104) applies...  
WO/2007/069713A1
A hydrostatic slider for moving a moving element relatively with a solid element with a hydrostatic fluid layer formed of a pressurized fluid interposed between the solid element and the moving element. The hydrostatic slider comprises a...  
WO/2007/069433A1
[PROBLEMS] To provide a noncontact apparatus for performing rotating process to a subject to be processed, without contaminating environment in an airtight container. [MEANS FOR SOLVING PROBLEMS] A spin head (1) is held on a holding tabl...  
WO/2007/066474A1
A motor built-in bearing device is provided to be stably controllable with a simplified-structure controller even if an axial overload is applied to the bearing device. In the magnetic bearing device, ball bearings (15, 16) and a magneti...  
WO/2007/066473A1
A magnetic bearing device is provided. The magnetic bearing device is stably controllable with a simplified-structure controller, and a roller bearing and a magnetic bearing are used in combination for the magnetic bearing device. The ro...  
WO/2007/054414A1
Prior art discloses gas bearings, which use a stream of gas to support a piston. This is achieved by micro-nozzles in the cylinder wall of a cylindrical element. Micro-nozzles of this type are susceptible to dirt retention. According to ...  
WO2007022048A9
Hydrodynamic bearings providing reduced friction are provided. The bearings include a load-transferring element and a porous bearing pad spaced from the load- transferring element. The load-transferring element is provided with a high-vi...  
WO/2007/048273A1
The present invention discloses an electromagnetic suspension bearing, which comprising a stator, a rotor, an outer casing, an inner casing and a current controlling device. The rotor and the stator are assembled together, with the rotor...  
WO/2007/048873A1
This publication discloses a slide bearing (16) for mounting and rotating a calender roll (11, 12, 13, 14) by means of the bearing. The slide bearing at both ends of the roll comprises slide surfaces (24a) for supporting the roll on two ...  
WO/2007/049396A1
A hybrid magnetic bearing excellent in controllability in which higher rigidity, higher efficiency, and reduction in size can be achieved. In the hybrid magnetic bearing having a rotor rotating while being supported under noncontact stat...  
WO/2007/049084A1
The subject of the invention is a magnetic bearing, composing a stator (1) and a rotor (2) with mandrel (5), and both its stator (1) and rotor (2) having permanent magnets arranged to provide repulsive radial and axial forces without con...  
WO/2007/041818A1
The present invention relates to a fluid compressor having an aerostatic bearing, to a control system of a fluid compressor having an aerostatic bearing as well as to a method of controlling a compressor, wherein the aerostatic bearing i...  
WO/2007/039712A3
Bearing arrangements are described which enable rotation about a vertical axis with a very extended diameter bearing, for example 20 metres diameter. A usually stationary base supports a rotating member (12), e.g. on a fluid cushion. Sep...  
WO/2007/039712A2
Bearing arrangements are described which enable rotation about a vertical axis with a very extended diameter bearing, for example 20 metres diameter. A usually stationary base supports a rotating member (12), e.g. on a fluid cushion. Sep...  
WO/2007/031758A3
A rotor disc for a magnetic bearing comprises a plurality of concentric bands, an outer concentric band (4) and an inner concentric band (6) having a thickness substantially to match respectively outer conductive paths (2) and inner cond...  
WO/2007/023835A1
An air cycle refrigeration and cooling system for sequentially performing compression by a precompression means (2), cooling by a heat exchanger (3), compression by a compressor (6) of a turbine unit (5), cooling by other heat exchangers...  
WO/2007/023684A1
An air cycle refrigerating/cooling system capable of providing stable high-speed rotation by maintaining a space between each of the discs and the housing of a turbine unit at the minimum, enabling an increase in the long-term durability...  
WO/2007/024884A3
A steering assembly includes a housing having a bore formed therein such as for receiving a rack slidably disposed in the bore. A bearing is disposed in the bore. A portion of the housing is deformed forming a flange. The flange retains ...  
WO/2007/022657A1
A magnetic bearing device (1) with an improved vacuum-tight electrical feedthrough through its housing (10) is disclosed. The feedthrough (30) comprises a flat connection element (31 ) such as a rigid or flexible printed circuit board ex...  
WO/2007/023836A1
A turbine unit for refrigerating/cooling an air cycle, wherein a compressor vane wheel (6a) and a turbine vane wheel (7a) are fitted to both ends of a spindle (13), and the compressor vane wheel (6a) is driven by a power generated by the...  
WO/2007/022656A1
A rotor shaft (200) for a magnetic bearing device (1 ) is disclosed. The shaft comprises an inner portion on whose periphery a plurality of targets (240, 260, 280) separated by spacers (250, 270) are mounted. This is achieved exerting an...  
WO/2007/019972A3
The invention relates to a hydrostatic profile rail guide with a guide carriage (2) hydrostatically mounted on the guide rail (1), provided on the guide rail (1) facing side thereof with several pressure pockets (9) for pressurisation wi...  
WO/2007/022048A2
Hydrodynamic bearings providing reduced friction are provided. The bearings include a load-transferring element and a porous bearing pad spaced from the load- transferring element. The load-transferring element is provided with a high-vi...  
WO/2007/016689A1
A method and apparatus for cleaning, drying, coating, baking etching and deposition of surfaces on glass substrate as it transitions thru and between small gaps between hydro-static porous media bearings. Due to the non-contact nature of...  

Matches 501 - 550 out of 11,178