| Liaisons Electroniques-Mecaniques LEM SA Patent applications |
| Patent application number | Title | Published |
|---|
| 20120126789 | ROGOWSKI CURRENT SENSOR - The invention relates to a Rogowski-loop current sensor comprising a winding ( | 05-24-2012 |
| 20120062209 | CLOSED-LOOP FLUXGATE CURRENT SENSOR - Electrical current sensor comprising a measuring circuit ( | 03-15-2012 |
| 20100301852 | ELECTRICAL CURRENT SENSOR - Closed-loop current sensor comprising a magnetic circuit, a magnetic field sensor, and a compensation circuit configured to generate a magnetic field opposing a magnetic field created by an electrical current to be measured flowing in one or more primary conductors ( | 12-02-2010 |
| 20100271017 | THIN FILM FLUXGATE SENSOR - A fluxgate magnetic field sensor including an excitation current conductor ( | 10-28-2010 |
| 20100265027 | Magnetic circuit with wound magnetic core - Magnetic circuit comprising a gap bridging element made of a non-magnetic metal and a wound magnetic core comprising a plurality of stacked concentric ring layers of magnetic material having a high magnetic permeability. The magnetic core has a gap extending through a section of the stacked concentric ring layers of magnetic material, wherein the bridging element is welded to a lateral face of the wound magnetic core on either side of the gap. Welding connections between the bridging element and the magnetic core extend across the stacked concentric ring layers. | 10-21-2010 |
| 20100259248 | CURRENT SENSOR WITH LAMINATED MAGNETIC CORE - An electrical current sensor ( | 10-14-2010 |
| 20100231200 | Electrical Coil and Manufacruring Process Therefor - An electrical current sensor is disclosed having conducting coil portion and an insulating body portion, the conducting coil portion comprising a coil portion with one or more helical windings made of a wire conductor and encircling a central cavity. Adjacent windings are separated by a dielectrically effective gap, wherein the insulating body portion comprises a dielectric spacer comprising a helical gap maintaining protuberance configured for insertion in the central cavity of the windings such that the gap maintaining protuberance is at least partially inserted in the gap between windings. | 09-16-2010 |
| 20100097049 | High Bandwidth Open-Loop Current Sensor - Open-loop electrical current sensor ( | 04-22-2010 |
| 20100007358 | Sensor for high voltage environment - Sensor for measuring electrical parameters in a high voltage environment comprising a high voltage side ( | 01-14-2010 |
| 20080303512 | Isolating Transformer - Electrical power supply for electronic circuits arranged in a high voltage environment, which supply includes an isolating device interconnecting the low voltage side (secondary side) and the high voltage side (primary side) and including a primary side magnetic circuit ( | 12-11-2008 |
| 20080231255 | Three-Phase Current Sensor - A three-phase current sensor for measuring currents (I | 09-25-2008 |
