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| Number | Title | Issue Date |
| 7830059 | Stacked rail stator and capacitive armature linear motor A linear motor for high velocity drive has a transformer which has a magnetic circuit with a central limb; the two ends of stacked unit- or fractional-turn secondary winding of the transformer project at an angle to the longitudinal axis of the central limb; an arma... | 11/09/2010 |
| 5821659 | Homopolar transformer for conversion of electrical energy The DC voltage of electrical energy applied to a homopolar machine, is corted by transformer windings in response to rotor rotation within the magnetic field of the homopolar machine, to a different voltage level for supply to a load.... | 10/13/1998 |
| 5552654 | Electrostatic actuator An electrostatic actuator includes a stationary element having a plurality of driving electrodes arranged in a predetermined direction and with predetermined spaces in an isolated state on an insulating supporter, a movable element, disposed in contact wi... | 09/03/1996 |
| 5519275 | Electric machine with a transformer having a rotating component An electric machine according to various aspects of the invention includes a transformer having a rotating component for transmitting power from a stationary portion of the machine to a rotating portion of the machine, or vice versa. Both the rotating com... | 05/21/1996 |
| 4689546 | Internal armature current monitoring in large three-phase generator A three-phase generator includes an internal neutral junction to which one end of each of the windings of the generator is connected thereby forming a wye-connected generator. An air-core current transformer is disposed over each of the three conductors l... | 08/25/1987 |
| 4682068 | Liquid cooled static excitation system for a dynamoelectric machine An excitation system of a large dynamoelectric machine includes an excitation transformer having a liquid coolant system. The coolant system of the transformer is supplied with a liquid coolant, preferably from an existing source of de-ionized water, ther... | 07/21/1987 |
| 4642498 | Internal common neutral bus in large three-phase generator A common neutral bus is formed in a lower frame extension of a large three-phase generator by disposing three sets of neutral current transformers within the lower frame extension and interconnecting the three phases downstream of the neutral current tran... | 02/10/1987 |
| 4203637 | Electrical power transmitting apparatus Electrical power of high intensity is transmitted to a rotating electrode with the use of an apparatus, wherein a shaft is provided with a connecting joint which is rigidly connected to a cylindrical container serving as the rotating electrode. A trough f... | 05/20/1980 |
