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| Application No. | Application Title | Issue Date |
| 20110279075 | METHOD AND MODULE FOR CONTROLING ROTATION OF A MOTORIZED SPINDLE In a method and module for controlling rotation of a motorized spindle driven by a driving unit, a sensing unit senses vibration of the spindle and generates a voltage signal corresponding to the vibration of the spindle. A processing unit receives the voltage signal fr... | 11/17/2011 |
| 20110215750 | Vibration Monitoring of a Magnetic Element in an Electrical Machine An electrical machine is described including two moving elements, of which a first moving element is a stator of the electrical machine and the other moving element is a rotor of the electrical machine. Attached to one of the moving elements is a magnetic element which ... | 09/08/2011 |
| 20110095715 | System and Method for Cooling Using Counter-Rotating Fans A system includes two counter-rotating electric fans. A cooling controller is configured to run the fans at first and second operating points responsive to a measured value of a parameter. The first and second operating points correspond to first and second different re... | 04/28/2011 |
| 20100079094 | Enclosure acoustic compensation In some embodiments, an amplification spectrum for an electronic device enclosure is identified and/or determined to improve a user's audio environment, e.g., by reducing unwanted noise such as fan noise and/or by processing audio signals that have been or will be disto... | 04/01/2010 |
| 20100066291 | METHOD AND MODULE FOR CONTROLLING ROTATION OF A MOTORIZED SPINDLE In a method and module for controlling rotation of a motorized spindle driven by a driving unit, a sensing unit is adapted for sensing vibration of the spindle and generates a voltage signal corresponding to the vibration of the spindle. A processing unit is coupled to ... | 03/18/2010 |
| 20100060220 | VIBRATION ISOLATION CONTROL SYSTEM A computing unit simulates an ideal operation of a vibration excitation actuator by using at least a model operation parameter and the vibration-excitation movable mass data and calculates a parameter corresponding to acceleration/deceleration thrust for moving the vibr... | 03/11/2010 |
| 20090293760 | Variable-Speed-Drive System for a Grid Blower A drive system for a grid blower of a vehicle is provided. The system includes: an electrical bus, a grid of resistive elements connected to the electrical bus, the grid of resistive elements configured to thermally dissipate electrical power generated from braking of t... | 12/03/2009 |
| 20090195204 | Power Tool Having Motor Speed Monitor A hammer drill comprising a body (2) containing an electric motor (4) for driving an output (6) of the drill is disclosed. A vibration transducer (12) senses vibrations generated by the motor and produces a vibration signal dependent upon the... | 08/06/2009 |
| 20080265696 | DEVICES, SYSTEMS, AND METHODS FOR RELIEVING STRESS Certain exemplary embodiments comprise a method that can comprise, via a device that originates sub-harmonic vibrations, applying a vibration treatment, to a rotor of an electric motor for a predetermined time period. The rotor can be thermally sensitive. The vibration ... | 10/30/2008 |
| 20080122391 | Control apparatus for vehicular drive apparatus A control apparatus for a vehicular drive apparatus including an engine and a motor is provided. The control apparatus includes a controller that determines the operating point of the engine and the operating point of the motor based on the characteristic of the vehicul... | 05/29/2008 |
| 20080116832 | Motor Control Device A controller performs processing for calculating a main torque control value, processing for outputting a final control torque value based on the main torque control value and a vibration-suppression torque control value for mitigating torque fluctuation that occurs whe... | 05/22/2008 |
| 20080100156 | Method and Device for Compensating Vibrations of an Electrical Machine, and Electrical Machines Comprising One such Device A method of compensating vibration of an electrical machine comprising a stator and a moving portion, said stator being subjected to magnetic forces generated by alternating electrical excitation and leading to deformation thereof. The method comprises exciting piezoele... | 05/01/2008 |
| 20070273311 | Electric Household Food Preparation Appliance Which Is Designed To Be On Standby And Reactive The invention relates to an electric household food preparation appliance comprising a control/command device consisting of: means for evaluating the load or resisting torque (C1, C2, C3) applied to the motor; and means for automatically switching t... | 11/29/2007 |
