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| Application No. | Application Title | Issue Date |
| 20120002351 | THREE-PHASE COMMON TANK TYPE GAS INSULATED SWITCHGEAR Vertical type tank 1, in which vertical type interrupters 2 for three phases are arranged, has current transformer units 10 and 20. Main sections of current transformer 12 and 22 for three phases are respectively arranged in cur... | 01/05/2012 |
| 20110149481 | GAS INSULATED SWITCHGEAR An object is to provide gas insulated switchgear that is able to inhibit heat generation of a pressure container. Electrically-conductive members that are non-magnetic and have higher electric conductivity than that of the material of which the pressure container is mad... | 06/23/2011 |
| 20110096468 | Medium-voltage switchgear The invention relates to a medium voltage switchgear, comprising at least two switchboard sections, as according to the generic part of patent claim 1. According to the invention, a compact construction of a medium voltage switchgear with guaranteed secure insula... | 04/28/2011 |
| 20100259870 | GAS-INSULATED SWITCHGEAR It is an object to provide gas-insulated switchgear that occupies less installation space, in which the number of bellows to be used can be reduced, and that can minimize a work range in disassembling at addition or accident, and in reassembling. In double-bus gas-insul... | 10/14/2010 |
| 20100238610 | GAS INSULATED SWITCHGEAR Each integral unit is structured by arranging partial units (I), (II), and (Ill) side by side, while line-side devices are branched from positions between the partial units adjacent to each other. Each of the partial units is structured by connecting a current transform... | 09/23/2010 |
| 20100149730 | GAS-INSULATED SWITCHGEAR An object is to provide a gas-insulated switchgear allowing reduction in layout dimension in a direction of axis lines of circuit breakers and also reduction in layout dimension in a direction orthogonal to the direction of the axis lines of the circuit breakers, thereb... | 06/17/2010 |
| 20090284901 | SUBSEA SWITCHGEAR APPARATUS A subsea switchgear apparatus including a frame, at least one electrical power inlet mounted to the frame, at least one electrical power outlet mounted to the frame, a distribution chamber mounted to the frame, and at least one canister mounted to the frame. The at leas... | 11/19/2009 |
| 20090109604 | Gas Insulated Switchgear and Gas Circuit Breaker A gas insulated switchgear is provided which uses an SF6 substitute gas as an insulating gas and thus causes reduced environmental load while achieving high dielectric strength and excellent interrupting performance. The gas insu... | 04/30/2009 |
| 20080186012 | Sensors and sensing methods for three-phase, gas insulated devices Multi-phase, gas insulated electrical switchgear with optical voltage and/or current sensors are described. Compensation for contributions to sensor readings from non-associated conductors is provided... | 08/07/2008 |
| 20080049383 | GAS INSULATED SWITCHGEAR A gas insulated switchgear has: circuit breakers, circuit breaker vessels, first disconnector and maintenance earthning switches connected to first bus bars connected to circuit breaker vessels and also to main bus bars, second disconnector and maintenance earthning swi... | 02/28/2008 |
