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Patent Searching and Data


Matches 651 - 700 out of 10,858

Document Document Title
WO/2001/016464A1
A gas bearing structure including a cylindrical core (30) and a cylindrical sleeve (50). The core (30) has a radially outwardly facing surface with longitudinal and circumferential grooves formed thereon. The sleeve (50) has a radially i...  
WO/2001/014752A1
An injection system used to generate an aerodynamically induced force, with accordance to the present invention, serving as an air-cushion non-contact supporting system. The system comprises a high pressure manifold (101), connected by h...  
WO/2001/011999A1
The adaptable spherical object gel surface bearing for static and dynamic loads is comprised of individual bodies (1, 1', 11), preferably spherical objects made of a hard or elastic material with an average diameter Ø $m(K) $g(m)m - 50 ...  
WO/2001/009529A1
A controller of a magnetic bearing changes the sampling rate of a DSP (4) according to the change in the number of rotations of a rotating member (1). As a result, the frequency range to be attenuated by a notch filter (42), i.e., a digi...  
WO/2001/008835A1
Non-rotating, belt-levitating, cylindrical air-pillow apparatus (40, 42) and method supporting and guiding a moving, tensed, flexible, heat-conductive casting belt (28, 30) along a convex, cylindrically shaped path toward an entrance (22...  
WO/2001/006139A1
A rotating body in a still status on a magnetic bearing is moved until it hits a protection bearing to determine an average value (S) of moved spans. A type of a magnetic bearing is judged based on this value differing depending on diffe...  
WO/2001/006621A1
Means to prevent wear from occurring due to a contact sliding of a thrust dynamic pressure bearing surface at the time of start of a spindle motor, wherein a cylindrical column (4) of a radial dynamic pressure bearing having a radial dyn...  
WO/2001/003882A1
The invention relates to a bearing arrangement for machine tool spindles, consisting of a hydrostatic radial bearing and at least one radial-axial-roller bearing.  
WO/2001/001100A1
The invention relates to a method for reducing wobbling of a rotating rotor body (1) which is mounted in a freely suspended manner and which comprises reflecting surfaces (13) on the outer periphery thereof. According to the inventive me...  
WO/2000/079146A1
A high capacity thrust bearing is disclosed for use in a tubular drilling string to support axial loads resulting from upward or downward jarring forces. The thrust bearing comprises an inner mandrel and an outer housing. A mandrel press...  
WO/2000/063571A1
The invention relates to a hydrostatic bearing device for two machine areas (1; 1'; 2) which can be moved in relation to one another, which comprise parallelly arranged surfaces (1a; 1a'; 2a; 2a') and a liquid chamber (3) that is delimit...  
WO/2000/063888A2
Apparatus and method for controlling position of a head (120) in a disc drive (100), the head supported by a rotary actuator (110) which is in turn magnetically levitated by an active magnetic bearing assembly (112). A servo control circ...  
WO/2000/058639A1
A magnetic bearing device, comprising at least a touch down bearing and corrugated damping members inserted into an annular clearance between the bearing and a holding member thereof, the corrugated damping members being held continuousl...  
WO/2000/049303A1
In an air pressure bearing having two axes, air exhaust pipes (3) are connected only with the fixed parts (4) of the lower axis.  
WO/2000/045060A1
A preload hydrostatic bearing (12) includes a pad (28), a diaphragm (28) and an adjustable member (32). The pad has a bearing structure (38), an inlet manifold (34), and a plurality of orifices (36). The orifices direct a fluid, such as ...  
WO/2000/045059A1
A controlled magnetic bearing device capable of floating and supporting a rotary body stably by generating a control signal on the basis of a sensor signal coming from a displacement sensor for detecting radial displacement of the rotary...  
WO2000022311A3
The invention relates to a magnetic bearing, wherein a first part (1, 20) is magnetically mounted in relation to a second part (3, 10) and the second part (3, 10) has a supraconductive material (2) of a second type containing an anisotro...  
WO/2000/028190A1
The invention relates to shaft bearing (1) for the rotor (2) of a turbo-machine (19) which extends along a rotor pin (3). Said shaft bearing (1) has a bearing element (5) with a bearing surface (15). Said bearing surface (15) supports an...  
WO/2000/022311A2
The invention relates to a magnetic bearing, wherein a first part (1, 20) is magnetically mounted in relation to a second part (3, 10) and the second part (3, 10) has a supraconductive material (2) of a second type containing an anisotro...  
WO2000005512A3
The invention relates to a roller (100) for exerting pressure on fabric webs, comprising a hollow cylinder (1) which supports the working cylinder circumference (4) and can be rotated about its axis A, a crosshead (5) which passes throug...  
WO/2000/011360A1
A tilting pad journal bearing (2) comprises a bearing shell (4) having a substantially cylindrical inner surface and at least three bearing pads (5, 6, 7) extending around the inner surface of the bearing shell in a substantially circumf...  
WO/2000/011362A1
A bearing assembly (2) comprises an outer shell (3) providing a pair of coaxial annular surfaces (4a, 5a) spaced apart and facing inwardly towards each other, and an inner shell (7) within the outer shell, the inner shell providing a pai...  
WO/2000/008345A1
The invention relates to an air bearing (1) for a high peripheral speed rotational shaft (2) of a motor spindle for driving a processing tool, comprising a shaft (2) with bearing surfaces (3, 5, 6) and counter-bearing surfaces (9, 11) of...  
WO/2000/007280A1
Rotor systems are provided comprising rotor, magnetic bearings and a magnetic bearing controller. The controller is one which varies in accordance with linear parameters and is preferably responsive to linear matrix inequalities. High sp...  
WO/2000/005512A2
The invention relates to a roller (100) for exerting pressure on fabric webs, comprising a hollow cylinder (1) which supports the working cylinder circumference (4) and can be rotated about its axis A, a crosshead (5) which passes throug...  
WO1999061810B1
The invention relates to a motor mount for small high-speed motors, consisting of radial and axial bearing components. The axial bearing is configured as a magnetic bearing and the radial bearing as an air bearing.  
WO/2000/003149A1
A linear motion bearing assembly includes a carriage (12) having a bearing track (14, 16), a fluid inlet port and a fluid supply passage interconnecting the fluid inlet port (40) and the bearing track (14, 16). The bearing track (14, 16)...  
WO1999061198A3
The invention concerns a device for using a parallel structure (S) designed for positioning and displacing a mobile member (100) comprising at least a fixed element, at least a mobile member (100) and at least three actuators (200) each ...  
WO/2000/000746A1
A compact turbo-molecular pump has a relatively short axial length and yet provides sufficient evacuation and compression capabilities. The turbo-molecular pump comprises a casing (10) which contains an exhaust vane section (L1) having r...  
WO/1999/066221A1
A static pressure gas bearing, stage device, and optical device, in which a gas layer is provided between relatively movable two members (fixed part and movable part) and maintained at a specified distance; specifically, a static pressur...  
WO/1999/064753A1
The invention relates to a magnetic bearing cell (1) comprising rotating bearing parts having at least two disks which are fixed on a shaft and each provided with one ring-shaped permanent magnet (5, 6, 7), as well as fixed bearing parts...  
WO/1999/061810A1
The invention relates to a motor mount for small high-speed motors, consisting of radial and axial bearing components. The axial bearing is configured as a magnetic bearing and the radial bearing as an air bearing.  
WO/1999/061198A2
The invention concerns a device for using a parallel structure (S) designed for positioning and displacing a mobile member (100) comprising at least a fixed element, at least a mobile member (100) and at least three actuators (200) each ...  
WO/1999/053207A1
In accordance with the present disclosure, a self-compensating bearing assembly is provided. The bearing assembly includes a bearing carriage (14) having a plurality of spaced bearing races configured to be slideably supported on a suppo...  
WO1999041510A3
It is an object of the present invention to provide a magnetic bearing controller which is able to levitate the controlled object stably by using controlled magnetic forces. In the magnetic bearing controller which supplies a controlled ...  
WO/1999/050950A1
A support assembly (14) as shown in the figure for supporting a rotating shaft relative (10) to a structure (70) in which a first magnetized member (90) is attached to the shaft for rotation therewith, a support member (20) is connected ...  
WO/1999/042731A1
A circulation fan apparatus including a hermetic vessel (1) containing a corrosive process gas therein, and a circulation fan (2) installed in the hermetic vessel, rotors (2-1, 2-2) of the circulation fan are rotatably supported by beari...  
WO/1999/042736A1
A machine tool (10) comprising a base (12), with a guide surface, a workpiece holder on the base, a movable tool carriage (14) along with guide surfaces toward the workpiece. Hydrostatic bearings (54, 56) are situated in the carriage for...  
WO/1999/041510A2
It is an object of the present invention to provide a magnetic bearing controller which is able to levitate the controlled object stably by using controlled magnetic forces. In the magnetic bearing controller which supplies a controlled ...  
WO/1999/041505A1
A hydrostatic servo positioning system and hydrostatic thrust bearing for an integral motor/generator and pump/turbine provides recirculating seal liquid through the positioning system and bearings to permit minimal seal liquid flow. In ...  
WO/1999/040334A1
The invention relates to a method for controlling systems which have winding for carrying power and winding for torque. The systems are controlled by electric drives having an integrated magnetic bearing. The drives comprise an electrica...  
WO/1999/037912A1
In one aspect, the invention is concerned with a machine comprising: an annular stator-ring; an annular rotor-ring rotatable within or outside said stator-ring, and preferably at least substantially co-axial therewith; magnetic means, pr...  
WO/1999/035413A1
The invention relates to a bearing for a shaft with a high speed characteristic which absorbs external forces acting on the shaft, and provides for a single-piece hydrostatic bearing (2) for absorbing axial and radial forces at high spee...  
WO/1999/025980A1
The weight and volume of a centrifugal fuel pump ideally suited for use in a fuel system for a turbine engine (12) may be reduced in a construction including a single shaft (10) mounting an inducing impeller (18), an impeller (22) for a ...  
WO/1999/017034A1
There is described a support system enabling supporting an object such as a platform (1) free from vibration, in that bearing elements (50) have a stiffness (k) which at a working point (z¿0?) equals zero. A bearing element (50) compris...  
WO/1999/013224A1
The invention relates to a rotary screw machine that is completely oil-free. Known rotary screw machines with cooling, sealing, lubrication of the screw rotors and oil-lubrication and oil-cooling of the bearings have been replaced with w...  
WO/1999/011943A1
The invention relates to a regulator for adjusting the medium flow from a medium supply to at least one hydrostatic or aerostatic pocket of a bearing arrangement, a threaded spindle nut or a guide. Said regulator comprises a housing and ...  
WO/1999/005573A1
A supporting device (53) provided with a first part (69), a second part (71), and a gas spring (73) for supporting the second part relative to the first part parallel to a support direction (Z). The gas spring (73) comprises a pressure c...  
WO/1999/005418A1
The invention relates to a mounting for a turbo-machine rotor (16). Said mounting is characterized in that radial support of the rotor is assured by one or more permanent magnet bearings (20, 22). One or more single-thrust sliding bearin...  
WO/1999/002872A1
The present invention relates to a spreader roll (1). Such a roll includes a curved central shaft (2) and roll segments (3) arranged in a rotary fashion to this and including a cylindrical shell (4) and at least one radial supporting dev...  

Matches 651 - 700 out of 10,858