High-voltage switches with arc preventing or extinguishing devices patents - Monitor Patents
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High-voltage switches with arc preventing or extinguishing devices

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
01/22/2015 > 2 patent applications in 2 patent subcategories.

20150021297 - Circuit breaker: A circuit breaker including two contacts, a pressurization chamber, a nozzle arrangement designed to blow an arc in a quenching region, with a narrowest passage of a pressurization chamber outflow channel to be passed by outflowing quenching gas defining a pressurization chamber outflow limiting area, a narrowest passage of a... Agent:

20150021298 - Switchgear: Switchgear comprising: an air-insulated earthing disconnecting switch switchable among the closing position, disconnecting position, and earthing position; a vacuum interrupter electrically connected to the air-insulated earthing disconnecting switch; an operating device of the air-insulated earthing disconnecting switch having a motor; and an operating-force transmission unit transmitting driving force from the... Agent:

01/15/2015 > 4 patent applications in 4 patent subcategories.

20150014277 - Interchangeable switching module and electrical switching apparatus including the same: An interchangeable switching module is for an electrical switching apparatus including a first enclosure, separable contacts and an operating mechanism structured to open and close the separable contacts. The interchangeable switching module includes a second enclosure structured to fit within the first enclosure of the electrical switching apparatus; and an... Agent: Eaton Corporation

20150014278 - Current switch: A current switch includes a blade-shaped movable contact that extends in a radial direction from a rotation center, and that reciprocates such that a free end of the movable contact draws a rotation locus, a fixed contact that includes a plurality of pairs of energizing contacts that come into and... Agent: Mitsubishi Electric Corporation

20150014279 - Device for protection against particles generated by an electric switching arc: A protection device for providing protection against the particles generated by an electric arc when a first electrically conductive part and a second electrically conductive part of an electrical connection unit are separated from each other, the protection device including at least one protection element disposed in the proximity of... Agent:

20150014280 - Switchgear arrangement: A switchgear includes an interrupter unit. The interrupter unit is provided with first and second switching contact pieces that are movable relative to one another. A switching-gas duct that runs through the interrupter unit originates at an arc gap in which an electric arc can burn. The duct connects the... Agent: Siemens Aktiengesellschaft

01/08/2015 > 1 patent applications in 1 patent subcategories.

20150008214 - High voltage gas circuit breaker: A high voltage gas circuit breaker, comprises: a fixed unit including a fixed arc contactor and a fixed contactor; and a movable unit including a movable arc contactor and a movable contactor, and configured to selectively contact or be separated from the fixed unit, and wherein the movable unit comprises:... Agent: Lsis Co., Ltd.

01/01/2015 > 1 patent applications in 1 patent subcategories.
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