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Patent Searching and Data


Matches 201 - 250 out of 10,956

Document Document Title
WO/2013/005090A3
The BOHG wind turbine generator systems with a vertical lift-device rotational axis and with a surface-variable airscrew are principally aimed at making such systems more reliable and inexpensive. They are characterized in that they oper...  
WO/2013/000007A3
What is disclosed are: an electric machine (1) and a method for operating an electric machine (1) comprising at least one in particular magnetic bearing (2, 3), in particular an axial bearing (17), with at least one armature (4), which h...  
WO/2012/175653A1
The invention relates to a pivot bearing for the low-friction support of components, comprising a cylindrical bearing body (2, 2''', 3) and a bearing part (1) pivotably arranged therein, wherein the bearing body (2, 2''', 3) has a substa...  
WO/2012/174624A8
A thrust-stabilised magnetic levitation ultracentrifuge comprises a magnetic levitation homopolar motor formed by a lower cylindrical magnet (1) that carries two parallel bismuth or graphite cylinders (2) with a rotor (3) located in a va...  
WO/2012/174624A1
A thrust-stabilised magnetic levitation ultracentrifuge comprises a magnetic levitation homopolar motor formed by a lower cylindrical magnet (1) that carries two parallel bismuth or graphite cylinders (2) with a rotor (3) located in a va...  
WO/2012/171782A1
Eddy current losses in a radial magnetic bearing should be reduced. For this purpose the invention relates to a magnetic bearing having a stator (3) which comprises electromagnets, a rotor (6) which rotates at a rotational speed in or ab...  
WO/2012/168682A3
A pseudo-levitation permanent magnet repulsive bearing and drive system arrangement for a large diameter, hollow centre composite flywheel for multi megawatt hours energy storage. The magnets are positioned in a frustrated cone to assist...  
WO/2012/163138A1
Disclosed is an air bearing (100), which bearing (100) comprises an air bearing body (120) and a rotation shaft (140) located within the air bearing body (120), with the rotation shaft (140) containing a cylindrical shaft portion (142) a...  
WO/2012/166236A1
Coast-down bearing apparatus and methods are provided. The coast-down bearing includes a plurality of segments each having a radius of curvature substantially equal to an outer radius of a shaft and spaced radially therefrom to define a ...  
WO/2012/162716A3
The invention relates to an electric machine (1, 15, 17, 25, 26), comprising a magnetically supported reluctance rotor (2) and a stator (4) that forms poles (19, 20, 21, 22), which stator has at least one electrical stator winding (5) fo...  
WO/2012/159842A1
A magnetic radial bearing with low eddy current losses is made compact and easily actuable. For this purpose, a radial bearing with four coils (S1, S2, S3, S4) is proposed, said coils lying opposite one another in pairs on two axes (X, Y...  
WO/2012/160204A1
Measuring apparatuses (1) for determining the position of an object (3) relative to a reference surface, in particular a seating inspection device for workpieces or workpiece carriers, often have the problem that the measuring apparatuse...  
WO/2012/158065A3
The utility model relates to the field of instrumentation and can be used in devices that enable the accurate positioning of measuring instruments or machine tools relative to an object. The angular pneumatic mount comprises a fixed memb...  
WO/2012/156506A1
An equipment (111) for high speed transversal perforations of variable lengths on continuous forms (32) in movement comprising a blade support (34) with at least a perforating blade (39a) and a blade contrast (112) having at least one pr...  
WO/2012/155170A1
An energy storage system is generally disclosed. An example system includes a flywheel having a substantially cylindrical flywheel portion, and a housing defining a substantially cylindrical cavity configured so as to receive the substan...  
WO/2012/158266A3
A coast down bushing having a plurality of grooves formed in the inner radial surface thereof. Each groove is filled with a lubricating insert or plug to reduce the contact friction between a rotating shaft and the bushing during coast d...  
WO/2012/158065A2
The utility model relates to the field of instrumentation and can be used in devices that enable the accurate positioning of measuring instruments or machine tools relative to an object. The angular pneumatic mount comprises a fixed memb...  
WO/2012/152522A1
The invention relates to a method for operating a three-phase inverter (6) of a converter-fed magnetic bearing (2), the two coils (12, 14) of which are connected by a first connection (20, 22) to a respective output (W, V) of the three-p...  
WO/2012/153109A2
Stray magnetic fields created by non-symmetrical magnetisation of the permanent magnets in a rotating magnet array of a magnetic bearing assembly, when used in turbo molecular pumps, can cause significant problems to devices such as scan...  
WO/2012/154066A1
This invention relates to magnetic bearing and magnetic bearing mode of action, stabilizing the rotation of rotating machine parts using neodymium magnets both in radial and axial direction, the bearing is composed of one stationary moun...  
WO/2012/152541A1
The invention relates to a bearing arrangement for the rotatable mounting of a shaft (7) in relation to a housing (8), comprising a back-up bearing (9) which is designed as a rolling contact bearing, wherein the rolling contact bearing c...  
WO/2012/153109A3
Stray magnetic fields created by non-symmetrical magnetisation of the permanent magnets in a rotating magnet array of a magnetic bearing assembly, when used in turbo molecular pumps, can cause significant problems to devices such as scan...  
WO/2012/152539A1
The invention relates to a bearing arrangement for the rotatable mounting of a shaft (7) in relation to a housing (8), comprising a back-up bearing (9) which is designed as a rolling contact bearing, wherein the rolling contact bearing c...  
WO/2012/143269A1
The invention relates to an installation fixture (1) for installing a rotor (2) in a magnetic bearing (3) and for aligning the rotor (2) in the nominal position thereof. The magnetic bearing (3) is arranged in a bearing housing (4) of an...  
WO/2012/145486A3
A fluid compression system is disclosed having at least a compressor and a motor (or alternate driver) arranged within a hermetically-sealed housing. The motor rotates a shaft upon which the compressor is disposed, and the shaft is suppo...  
WO/2012/145486A2
A fluid compression system is disclosed having at least a compressor and a motor (or alternate driver) arranged within a hermetically-sealed housing. The motor rotates a shaft upon which the compressor is disposed, and the shaft is suppo...  
WO/2012/136452A1
The aim of the invention is to provide an axial bearing device having increased force density and a simple construction. Said aim is achieved by an axial bearing device having an annular electrical sheet arrangement, wherein the individu...  
WO/2012/135586A3
An axial magnetic bearing (20) for a rotating machine is provided. The axial magnetic bearing (20) includes a rotatable shaft (26), at least one fixed stator (24) and a rotor (22) secured to the shaft (26). The at least one fixed stator ...  
WO/2012/134367A1
The invention relates to a conical magnetic bearing for contact-free journaling a rotating body. The bearing includes a rotary component and a stationary component. The rotary component includes at least two conical elements (1, 2, 3) me...  
WO/2012/134367A9
The invention relates to a conical magnetic bearing for contact-free journaling a rotating body. The bearing includes a rotary component and a stationary component. The rotary component includes at least two conical elements (1, 2, 3) me...  
WO/2012/126743A1
The invention relates to a bearing arrangement for mounting a shaft on a connection structure, said arrangement comprising a housing (1), a bearing which bears the shaft, and a backup bearing which comprises a bearing ring that makes con...  
WO/2012/119502A1
Disclosed is a split type aerostatic bearing for supporting a moving table to make friction-free movement on a platform (4). The aerostatic bearing comprises an aerostatic bearing plate (6), air floating elements (2'a, 2'b, 2'c, 2'd) dis...  
WO/2012/108199A1
This bearing mechanism is equipped with: magnetic bearings (14) which, when energized, support a drive shaft (13) in a rotatable and non-contact manner, said drive shaft being arranged extending horizontally; cylindrical members (19), wh...  
WO/2012/105831A1
Apparatus for atomic layer deposition on a surface of a sheeted substrate, comprising: an injector head comprising a deposition space provided with a precursor supply and a precursor drain; said supply and drain arranged for providing a ...  
WO/2012/094836A1
A permanent magnetic suspension bearing and an installation structure thereof are disclosed. The permanent magnetic suspension bearing includes: an inner ring (1); an outer ring (2), which is a permanent magnet, wherein the inner ring (1...  
WO/2012/095286A1
Hydrostatic plain bearing having a bearing inner ring (2) which is mounted in a bearing outer ring (3) via a number of hydrostatic load-bearing elements (6), wherein the hydrostatic load-bearing elements (6) have in each case at least on...  
WO/2012/094837A1
A permanent magnetic suspension bearing and an installation structure thereof are disclosed. The permanent magnetic suspension bearing includes an inner ring (1), an outer ring (2) and multiple permanent magnet rings (21) fixed on the in...  
WO/2012/092963A1
A generator (5) for a wind turbine (1) is disclosed. The generator (5) comprises a rotor (3) configured to rotate about a rotational axis, and at least one stator (4) arranged next to the rotor (3). Each stator (4) comprises at least one...  
WO/2012/084590A1
The invention relates to a radial magnetic bearing for magnetic bearing of a rotor (5), wherein the radial magnetic bearing (1 ',1 ' ', 1 ' ' ' ) has a stator (2), wherein the stator (2) has a magnetically conductive stator element (4), ...  
WO/2012/085540A3
There is provided a magnetic bearing drive circuit driven from a pair of Direct Current (DC) link voltage rails, said magnetic bearing drive circuit having at least one amplifier providing an output PWM drive signal for driving a magneti...  
WO/2012/083407A1
Mechanism that operates by means of a hydraulic fluid, eliminating the need for metal rollers for supporting shafts that support a large mass and rotate about a horizontal shaft, thus rendering wear and friction insignificant.  
WO/2012/085540A2
There is provided a magnetic bearing drive circuit driven from a pair of Direct Current (DC) link voltage rails, said magnetic bearing drive circuit having at least one amplifier providing an output PWM drive signal for driving a magneti...  
WO/2012/070278A1
[Problem] Provided is a magnetic bearing control device which specifies the range of motion of an eddy current gap sensor constituting a magnetic bearing and the center thereof to enable a rotor shaft or another shaft to be controlled, w...  
WO/2012/066152A1
The invention relates to a variable hydrostatic guideway for vertical lathes that includes a plurality of sectors (4) arranged between the periphery (1b) and a central opening (1a) of an annular base (1), each sector (4) including an upp...  
WO/2012/065899A1
The invention relates to bearing device comprising a bearing which rotatably supports a shaft, and a safety bearing (1) which receives the shaft in the event of a failure of the bearing. The aim of extending the service life of the safet...  
WO/2012/056649A1
A roll device (1) is provided with: a hollow roll body (2); a shaft body (4) inserted through the hollow section of the roll body (2) with a gap (3) therebetween; static-pressure gas bearing means (7, 8) disposed between the roll body (2...  
WO/2012/050674A1
Downhole tool bearings are provided with diamond-enhanced materials. The diamond-enhanced materials comprise diamond grains in a matrix of tungsten or silicon carbide or a silicon-bonded diamond material. A brazed diamond grit or diamond...  
WO/2012/050917A2
A first embodiment of a compliant bearing includes a main body and a bearing surface. The main body and the bearing surface may be engaged with one another via one or more bearing surface springs configured such that the bearing surface ...  
WO/2012/050674A4
Downhole tool bearings are provided with diamond-enhanced materials. The diamond-enhanced materials comprise diamond grains in a matrix of tungsten or silicon carbide or a silicon-bonded diamond material. A brazed diamond grit or diamond...  
WO/2012/050917A3
A first embodiment of a compliant bearing includes a main body and a bearing surface. The main body and the bearing surface may be engaged with one another via one or more bearing surface springs configured such that the bearing surface ...  

Matches 201 - 250 out of 10,956