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Patent Searching and Data


Matches 51 - 100 out of 5,142

Document Document Title
WO/2013/109235
A magnetic bearing is disclosed that includes a sensing wire wrapped around one or more of the bearing coils and configured to measure the resistance to ground of each bearing coil. With the presence of contaminants such as liquids, a pr...  
WO/2013/109235
A magnetic bearing is disclosed that includes a sensing wire wrapped around one or more of the bearing coils and configured to measure the resistance to ground of each bearing coil. With the presence of contaminants such as liquids, a pr...  
WO/2013/105333
Provided is an air slide device structure with high resistance to slide plate load changes, and with which the size and weight of the device can be reduced. This air slide device (1) is equipped with a magnetic rail (2), and a slider (3)...  
WO/2013/105412
Provided is a hydrostatic gas bearing device configured so that the axis alignment of an object to be supported is facilitated regardless of the size of the object to be supported. A hydrostatic gas bearing device (1) is provided with: h...  
WO/2013/103095
An electromagnet has a core with a pair of magnetic poles, a primary coil wound around the core, and a series circuit of a first auxiliary coil wound around the first magnetic pole of the core, a second auxiliary coil wound around the se...  
WO/2013/100104
Provided is a radial direction controller capable of handling changes in unbalanced rigidity in accordance with the mounting orientation. This radial direction controller (10A), which is a magnetic bearing device (1) that lifts and suppo...  
WO/2013/099600
A thrust bearing device (40A) configured by: a turbine-side thrust collar (42) and a compressor-side thrust collar (44) that are fixed to a rotary shaft (12); and a thrust bearing (46) arranged between these thrust collars. An oil path (...  
WO/2013/099158
A magnetic bearing main body (21) supports a rotary shaft (33) in a noncontact manner by means of the combined electromagnetic force (F) of a pair of control electromagnets (201, 203). On the basis of a first coil current (IL) flowing in...  
WO/2013/094024
This magnetic bearing (10) comprises an electromagnet (11) which includes an electromagnet core (14) and coils (15), and also comprises permanent magnets (12a, 12b, 13a, 13b) which are mounted to the electromagnet core and which, togethe...  
WO/2013/094026
This magnetic bearing device (10) is provided with: an electromagnet (11) that includes an electromagnet core (12, 112) and a coil (13), and that contactlessly supports a rotary shaft section (21) by means of magnetic attraction; and a s...  
WO/2013/092065
The losses in a magnetic radial bearing are intended to be reduced. For this purpose, a magnetic radial bearing is provided with a stator and a rotor which is mounted rotatably in the stator, wherein the rotor has a shaft (7), the shaft ...  
WO/2013/089371
The present invention relates to a horizontal transport apparatus capable of measuring the weight of a heavy object and horizontal movement, which is a structure that checks the weight of a heavy object such as a large-scale structure fo...  
WO/2013/087360
The invention relates to an easily mountable and highly dynamic radial bearing. According to the invention, a magnetic radial bearing for the rotatable mounting of a rotor (3) is provided, having a stator (2) that comprises several coil ...  
WO/2013/089371
The present invention relates to a horizontal transport apparatus capable of measuring the weight of a heavy object and horizontal movement, which is a structure that checks the weight of a heavy object such as a large-scale structure fo...  
WO/2013/084362
This magnetic bearing (10) is provided with electromagnets (11) which include electromagnet cores (13) and coils (14) and permanent magnets (12) which, together with the electromagnets, support without contact a rotating shaft portion (2...  
WO/2013/079896
A gas bearing assembly for a gas bearing spindle. The assembly comprises a housing portion (11) and an inner radial bearing portion (10) disposed within and resiliently mounted relative to the housing portion. The inner radial bearing po...  
WO/2013/077172
Provided is a hydrostatic gas bearing structure that is robust against load variations and in which the devices installed can be reduced in size and weight. This air bearing (1) comprises: a magnetic-force generating part (11) that gener...  
WO/2013/077175
Provided is a structure for a small-sized, lightweight air slide device in which the travel stability of a slider is high. This air slide device (1) comprises: a rail (2) having slider guide surfaces (211, 212) formed of a magnetic subst...  
WO/2013/071385
The present invention pertains to restrictors (16,17) for aerostatic bearings capable of guaranteeing a constant flow, regardiess of their size and dimensional tolerance, such that the gas flow is adjusted by means of deforming their int...  
WO/2013/073166
The aerostatic bearing (1) is provided with: a bearing substrate (2) formed from a thermoplastic synthetic resin or a reinforcing filler-containing thermoplastic synthetic resin comprising 30-50 mass% of glass fiber, glass powder, carbon...  
WO/2013/065268
An aerostatic bearing (1) which is equipped with a bearing base (2) preferably constituted of a thermoplastic synthetic resin such as a polyacetal resin (POM), a polyamide resin (PA), or a polyphenylene sulfide resin (PPS), a filler-rein...  
WO/2013/063709
A rotating electrical machine comprises a stator (2), a rotor (3) and at least one active magnetic bearing (21, 22, 31, 32, 33) comprising a bearing winding (21; 22) which is an air-gap winding and comprises at least a first phase windin...  
WO/2013/063709
A rotating electrical machine comprises a stator (2), a rotor (3) and at least one active magnetic bearing (21, 22, 31, 32, 33) comprising a bearing winding (21; 22) which is an air-gap winding and comprises at least a first phase windin...  
WO/2013/065216
The turbine blades (9) of the spindle device are provided with a front surface (21) that faces towards the front of the direction of rotation, and a back surface (22) that faces towards the back and is struck by the gas. The back surface...  
WO/2013/061813
 Provided is an air roller unit configuration that prevents shaft damage and enables a reduction in costs. The air roller unit (1) is equipped with: a shaft (21) that is connected to a main roller body (20); collars (3) that are atta...  
WO/2013/056920
Backup bearings for a magnetic bearing as per the prior art often have to be replaced because they also wear during operation of the magnetic bearing without the magnetic bearing failing. A friction brake (10) prevents this in such a man...  
WO/2013/048836
Rolling mill bearings incorporate bearing bushings (20) with pluralities of hydrostatic pad recesses (30, 40), that are preferably in conjunction hydrodynamic bearings also formed within the bushing. Each recess (30, 40) has an isolated ...  
WO/2013/046793
Provided is a structure for a compact air bearing unit which, with the use of a simple configuration, more stably supports without contact a part rotating at high speed. Fluid (t) is supplied to a radial bearing gap (60) from a porous si...  
WO/2013/046493
A stator (21) for applying a composite electromagnetic force (F) of a plurality of electromagnets (24) is provided to a drive shaft (13) having a fluctuating load (Ld). A control part (30) is provided for controlling a current difference...  
WO/2013/038625
Provided are: a synthetic-resin bearing base (2) provided with a base (4), an ring-shaped protruding part (6) integrally projecting from one surface (5) of the base (4), and an air-supply channel (11) that opens at one end (7) on the pro...  
WO/2013/028507
The present invention relates to a bearing arrangement (28) having at least one radial air bearing (1) and/or having an axial air bearing (15'), wherein the radial air bearing (1) has an inner annular bearing plate (7) and a spring plate...  
WO/2013/028507
The present invention relates to a bearing arrangement (28) having at least one radial air bearing (1) and/or having an axial air bearing (15'), wherein the radial air bearing (1) has an inner annular bearing plate (7) and a spring plate...  
WO/2013/011711
[Problem] To make positioning on the order of 1 nm possible using a universal servo amp and without using a linear amp. [Solution] The stage device (3) is provided with: two guide rails (12) having guiding surfaces; a slider (13), which ...  
WO/2013/011150
The invention relates to a method for operating a rotary machine with a rotor (14) that is mounted in a bearing (39), said rotor (14) being subjected to a thrust that acts substantially in only an axial direction during the operating tim...  
WO/2013/005090
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/2013/005090
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/2013/004788
In the method for operating a rotatable device, particularly a rotatable medical imaging device, a rotary body (2) is mounted by means of a magnetic bearing (1) via a plurality of bearing elements (3, 4, 5, 6). Distances (Sx1, Sx2, Sy1, ...  
WO/2013/000007
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/2012/174624
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/2012/174624
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/2012/175653
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/2012/171782
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/2012/163138
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/2012/166236
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/2012/162716
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/2012/160204
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/2012/159842
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/2012/156506
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/2012/158266
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/2012/158065
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...  

Matches 51 - 100 out of 5,142