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| Number | Title | Issue Date |
| 8129871 | Electromagnetic vibrator and producing method thereof An electromagnetic vibrator is composed of vibration sheet, suspension edge, basin frame and magnetic return path system. The electromagnetic vibrator is prepared as connecting back surface of vibration sheet to voice coil being set in magnetic return path system, i... | 03/06/2012 |
| 7446440 | Permanent magnet flux module reciprocating engine and method A permanent magnet reciprocating engine and method are provided wherein a first field plate having magnetic fields of two polarities interact with the magnetic field of a magnet located on a piston plate. The first field plate is moved to alternately bring the magne... | 11/04/2008 |
| 7391135 | Electromagnetic energy converter An electromagnetic energy transducer comprising a permanent magnet (1), a soft-magnetic element (9), an electrical coil (6), and stop points (8a-8d). The electrical coil surrounds a part of the magnetic circuit, where... | 06/24/2008 |
| 7251887 | Tool for balancing rotating components A tool for limiting a cut on an impeller having a shaft and vane is provided. The tool includes a shield member having a sidewall, a top, and an inner cavity. The tool also includes a first cut opening extending through the hub sidewall to the shield member inner ca... | 08/07/2007 |
| 7215047 | Linear motor and linear compressor including said motor A linear motor and a linear compressor including said motor. The linear motor comprises a set of inner laminations (90), forming the stator, mounted around the outer circumference of a fixed member (60), and a set of outer laminations (30) mount... | 05/08/2007 |
| 7183633 | Optical cross-connect system An optical cross-connect switch comprises a base (216), a flap (211) and one or more electrically conductive landing pads (222) connected to the flap (211). The flap (211) has a bottom portion that is movably coupled to the base ( | 02/27/2007 |
| 6906511 | Magnetic position detection for micro machined optical element A property of a magnetic sensor, deployed on a micro machined optical element and exposed to a magnetic field, changes as the position of the micro machined optical element changes with respect to a magnetic field or, alternatively, when the magnetic field changes w... | 06/14/2005 |
| 6806596 | Armature for an electromagnetic actuator with a sintered armature plate The invention relates to an armature for an electromagnetic actuator, having a guide pin that is connected to an armature plate, characterized in that the armature plate (3) is formed by a frame element (4) that comprises soft-magnetic iron and is conn... | 10/19/2004 |
| 5883651 | Arrangement for plate-shaped piezoactuators and method for the manufacture thereof In a method and apparatus for producing an ink jet printer head composed of a number of stacked modules, a piezoactuator plate is formed by metallizing opposite major faces of a plate of piezoelectric material, while leaving an unmetallized stripe on one ... | 03/16/1999 |
| 5424592 | Electromagnetic transducer An improved electromagnetic actuator includes a first assembly, a second assembly disposed for relative movement with respect to the first assembly and at least a first flexure interconnecting the first assembly and the second assembly. The first assembly... | 06/13/1995 |
| 5329194 | Ultrasonic peripheral vascular probe assembly An ultrasonic probe has a housing, a base pivotally mounted within the housing, an extension formed upon the base, and a scanning ultrasonic transducer disposed upon the distal end of the extension. The extension is preferably configured such that the sca... | 07/12/1994 |
| 4128161 | Vibratory device A vibratory feeder system includes a track having a linear, circular or helical configuration upon which articles that are to be transported are positioned. The vibratory feeder system further includes a support structure for supporting the track. The tra... | 12/05/1978 |
| 4028567 | Electromagnetic vibration-detector device, in particular for anti-theft purposes The invention concerns an electromagnetic vibration-detector device, in particular for anti-theft, comprising a core which is displaceable in the interior of a winding, said core being secured to the free end of a vibrating blade which is rigidly secured ... | 06/07/1977 |
