"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Application No. | Application Title | Issue Date |
| 20120068476 | STARTER SOLENOID WITH SPOOL FOR RETAINING COILS A solenoid for a vehicle starter comprises a spool including a first coil bay, a second coil bay, and an interior passage defining an axial direction. A first coil is positioned in the first coil bay of the spool, and a second coil positioned in the second coil bay of t... | 03/22/2012 |
| 20120049989 | SOLENOID APPARATUS In a solenoid apparatus, first and second cylindrical holding parts respectively have first and second opening parts. One flange part is provided with first and second notch portions. In an exciting coil, one line end portion is held by the first cylindrical holding par... | 03/01/2012 |
| 20110260562 | Solenoid with Reverse Turn Spool Hub Projection A solenoid arrangement for a starter motor includes a plunger configured to move in an axial direction and a coil positioned radially outward from the plunger. The coil is wound on a spool that includes a first end and a second end with a hub extending between the first... | 10/27/2011 |
| 20110247414 | MAGNETIC SOLENOID FOR GENERATING A SUBSTANTIALLY UNIFORM MAGNETIC FIELD One embodiment of the invention includes a magnetic solenoid. The magnetic solenoid includes an elongated sidewall that extends along and surrounds a central axis between spaced apart ends. The central axis can include a center point that is approximately equidistant fr... | 10/13/2011 |
| 20100277265 | Pressure Balanced Spool Poppet Valves with Printed Actuator Coils Pressure balanced spool poppet valves with printed actuator coils minimize valve leakage and facilitate efficient manufacturing and reliable operation. The spool poppet valves may be configured like a conventional spool valve, but further include a poppet valve at one e... | 11/04/2010 |
| 20100099319 | Systems and Methods for Synthesis of Extended Length Nanostructures A system for synthesizing nanostructures using chemical vapor deposition (CVD) is provided. The system includes a housing, a porous substrate within the housing, and on a downstream surface of the substrate, a plurality of catalyst particles from which nanostructures ca... | 04/22/2010 |
| 20100066472 | OPTIMISED SOLENOID WINDING The inductive micro-device comprises a rectilinear solenoid winding comprising a plurality of disjointed rectangular turns each having predetermined dimensions. At least one of the dimensions of the turns is variable and is determined individually for each turn accordin... | 03/18/2010 |
| 20090243773 | FIELD COIL ASSEMBLY OF ELECTROMAGNETIC CLUTCH FOR COMPRESSOR The present invention relates to a field coil assembly of an electromagnetic clutch for a compressor. The present invention comprises a core 210, and a coil 240 installed to the core 210 and formed by winding a unit wire 250. At this time, th... | 10/01/2009 |
| 20080266039 | Magnet System for an Electrical Actuator A magnet system for an electrical actuator includes a substantially U-shaped magnet yoke having substantially parallel first and second pole legs connected by a yoke web. The first pole leg has a longitudinal end section bent out of a plane of the first pole leg. A long... | 10/30/2008 |
| 20070247265 | APPARATUS FOR PROVIDING SUPERVISORY SIGNAL FOR A SOLENOID There is provided an electric solenoid for a building fire suppression system that provides a supervisory or warning signal when the solenoid is removed from its service location. The primary coil winding of the solenoid extends through a base that is detachable from th... | 10/25/2007 |
| 20060220771 | STARTER ELECTROMAGNETIC SWITCH The starter electromagnetic switch includes a switch coil creating magnetic force to move a plunger for closing the main contact thereof, a switch terminal bolt having a head portion fixed to a switch cover covering the main contact, and a shaft portion to which a switc... | 10/05/2006 |