| Patents for F16C 39 - Relieving load on bearings (3,397) |
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| 01/01/1991 | US4982126 Auxiliary bearing having a graphite stator for a rotary shaft mounted on magnetic bearings |
| 12/27/1990 | EP0404147A1 Controlled levitation/suspension in a magnet-superconductor system |
| 12/12/1990 | EP0401492A1 Controlled deflection roller |
| 12/08/1990 | WO1990015032A1 Spinning wheel unit for the fibration of mineral melt by means of centrifugal forces |
| 12/08/1990 | CA2059278A1 Spinning wheel unit for the fibration of mineral melt by means of centrifugal forces |
| 12/06/1990 | CA2018430A1 Roll with deflection compensation |
| 11/26/1990 | WO1990014525A1 Magnetic bearing structure |
| 11/22/1990 | EP0398265A1 Screw press |
| 11/20/1990 | US4972283 Rotary head drum for a VCR |
| 11/15/1990 | DE4014743A1 Magnetic suspension control appts. |
| 11/14/1990 | EP0396849A1 Magnetic bearing device |
| 11/13/1990 | US4970422 Device with a thrust bearing |
| 10/31/1990 | EP0395116A2 Magnetic bearing device |
| 10/23/1990 | US4964740 Bearing apparatus for a rotary machine having a horizontal rotating shaft |
| 10/17/1990 | EP0392677A1 Turbocharger having a bearing device for high speed rotary shaft |
| 10/16/1990 | US4963804 Apparatus and method for reducing vibration of rotating machinery |
| 10/10/1990 | EP0185765B1 Controlled radial magnetic bearing device |
| 09/25/1990 | CA1274565A1 Large diameter radial magnetic bearing |
| 09/18/1990 | US4956945 Internal grinder |
| 09/11/1990 | US4956571 Superconducting magnetic bearing |
| 09/07/1990 | WO1990010161A1 Device for relieving axial thrusts |
| 09/06/1990 | DE3929750A1 Axialschubentlastungseinrichtung Axialschubentlastungseinrichtung |
| 08/21/1990 | CA1273045A1 Wheel bearing protection apparatus |
| 08/16/1990 | EP0381898A2 Method and apparatus for cancelling vibrations of rotating machines with active magnetic bearings |
| 08/14/1990 | US4948348 Immersion pump, especially for low-boiling fluids |
| 08/14/1990 | US4948208 Guide or runner systems for accommodating translational movement |
| 08/08/1990 | EP0381575A1 Mechanical stabilisation system using single motor counter rotation |
| 08/07/1990 | US4947067 Vibrator/dampener having magnetic suspension and servo-control along three axes |
| 07/31/1990 | US4944748 Magnetically suspended and rotated rotor |
| 07/31/1990 | CA2008306A1 Mechanical stabilization system using counter-rotation and a single motor |
| 07/18/1990 | EP0378251A2 Magnetically suspended and rotated impellor pump apparatus |
| 07/17/1990 | US4942321 Radial magnetic bearing system |
| 07/03/1990 | US4939120 Levitation |
| 07/03/1990 | US4938610 Rolling contact device |
| 06/19/1990 | US4935654 Axial magnet bearing |
| 05/29/1990 | US4929158 Turbopump with actine suspension for a propulsion system |
| 05/23/1990 | DE3937687A1 Magnetic bearing operation with controller and power amplifiers - involves use of electromagnet current positive and negative directional measurements in position assessment of levitated object |
| 05/22/1990 | US4927274 Slip ring air bearing |
| 05/10/1990 | DE3837845A1 Magnet bearing |
| 04/25/1990 | EP0364993A2 Magnetic bearing system |
| 04/24/1990 | US4920291 Magnetic thrust bearing with high force modulation capability |
| 04/24/1990 | US4920290 Active magnetic bearing apparatus |
| 04/17/1990 | US4918345 Magnetic bearing for active centering of a body movable relative to a static body with respect to at least one axis |
| 04/11/1990 | EP0362882A2 Magnetic bearing device |
| 04/11/1990 | EP0362881A2 Magnetic bearing device |
| 04/10/1990 | US4915514 Rotary machine equipped with a thrust balancing arrangement |
| 04/05/1990 | WO1990003684A1 Electric machinery employing a superconductor element |
| 04/05/1990 | WO1990003524A1 Bearing system employing a superconductor element |
| 03/28/1990 | EP0360654A1 Suspension system for an X-ray tube rotary anode with passive magnetic bearings |
| 03/28/1990 | EP0360166A2 Electromagnetic force sensor |
| 03/27/1990 | US4912387 Adaptive noise cancelling for magnetic bearing auto-balancing |
| 03/20/1990 | US4910633 Magnetic levitation apparatus and method |
| 03/20/1990 | US4910449 System for preventing unbalance vibrations and synchronous disturbance vibrations |
| 03/15/1990 | DE3923997A1 Control system for magnetic bearing |
| 02/28/1990 | EP0355796A2 Centrifugal pump having magnetic bearing |
| 02/13/1990 | US4900962 Magnetic translator bearings |
| 02/08/1990 | WO1990001122A1 Electromagnetic bearings |
| 01/31/1990 | EP0352795A2 Magnetic bearing device |
| 01/25/1990 | WO1990000722A1 Linear guide for precision machines |
| 01/23/1990 | US4895023 Weathervane with magnetic bearing |
| 01/18/1990 | DE3823978A1 Linearfuehrung fuer praezisionsmaschinen Linear guide for praezisionsmaschinen |
| 01/09/1990 | US4892863 Electric machinery employing a superconductor element |
| 01/03/1990 | EP0348417A1 A rotary machine equipped with a thrust balancing arrangement. |
| 01/02/1990 | US4890796 Axial displaceable rotatable shaft; controlling fluid pressure |
| 12/26/1989 | US4889039 Gas compressor with labyrinth sealing and active magnetic bearings |
| 12/14/1989 | WO1989012178A1 Bearing for radially and axially holding a rotor with large radial dimensions |
| 12/13/1989 | EP0221081B1 Combined hydrostatic/hydrodynamic bearing system for grinding apparatus |
| 12/12/1989 | US4886778 Superconducting rotating assembly |
| 12/06/1989 | EP0344596A2 Magnetic thrust bearings |
| 12/06/1989 | EP0344595A2 Magnetic thrust bearings |
| 12/06/1989 | EP0344503A2 Magnetic bearing for a fast rotating vacuum pump |
| 12/05/1989 | US4885491 Unstable vibration prevention apparatus for magnetic bearing system |
| 12/05/1989 | US4885490 Non-contact positioning device |
| 12/05/1989 | US4884942 Thrust monitoring and balancing apparatus |
| 11/28/1989 | US4883367 Bearing unit |
| 11/23/1989 | EP0342377A2 Magnetic spring |
| 11/23/1989 | DE3844563A1 Magnetic bearing having permanent magnets for absorbing the radial bearing forces |
| 11/21/1989 | US4882512 Electromagnetic force sensor |
| 11/21/1989 | US4881828 Rolling contact device |
| 11/14/1989 | CA1262924A1 Combined hydrostatic/hydrodynamic bearing system for grinding apparatus |
| 11/08/1989 | EP0341137A1 Arrangement comprising an emergency bearing and a magnetic bearing for a rotary axle |
| 11/07/1989 | US4879537 Magnetic suspension and magnetic field concentration using superconductors |
| 11/07/1989 | US4879500 Controller for magnetic bearing system |
| 11/02/1989 | DE3913053A1 Magnetically controlled bearing arrangement |
| 10/25/1989 | EP0338933A1 Active magnetically suspended vibration device controlled in three axes |
| 10/17/1989 | US4874998 Magnetically levitated fine motion robot wrist with programmable compliance |
| 10/11/1989 | EP0336268A1 Windpowerplant |
| 10/04/1989 | EP0335391A1 Rolling contact device |
| 10/04/1989 | EP0263110B1 Machine with magnetic bearing rotor and electric radial field machine |
| 09/26/1989 | US4870310 Portable crash-survivable kinetic energy storage machine |
| 09/20/1989 | EP0333352A2 Internal grinding machine |
| 09/20/1989 | EP0332979A2 Magnetic support with permanent magnets for absorption of the radial bearing stresses |
| 09/13/1989 | EP0332461A1 Thrust balancing of a rotor |
| 09/12/1989 | US4866318 Active radial magnetic bearing with solid rotor for damping critical frequencies |
| 09/07/1989 | DE3805670A1 Guide bearing for guiding a piston rod |
| 08/22/1989 | CA1258697A1 Position sensor for magnetic suspension and pointing system |
| 08/10/1989 | DE3802950A1 Pump having a permanent-magnetic lift-off device |
| 07/18/1989 | US4849666 Electromagnetic isolator/actuator system |
| 07/05/1989 | EP0322693A1 Magnetic bearing |
| 06/22/1989 | DE3819205A1 Bearing for the radial and axial support of a rotor with a large radial extension |