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| Number | Title | Issue Date |
| 8189325 | Switchgear A switchgear case is partitioned into a high voltage bus bar chamber, which contains bus bars and cable heads, a high voltage device chamber containing circuit breakers and operation mechanisms and a low voltage control chamber containing a relay and measurement dev... | 05/29/2012 |
| 8040665 | Modular compact secondary substation An electricity transformer station having a foundation and a housing on top of the foundation, the housing comprising walls and a roof. The housing comprises a plurality of identical modules assembled in a row along a longitudinal axis of the housing, each of the mo... | 10/18/2011 |
| 7974078 | Electrical enclosure assembly having venting system An electrical enclosure assembly is provided including a first enclosure and a second enclosure disposed within the first enclosure. The first enclosure having a plurality of walls defining an interior and an exterior with one of the walls including a first number o... | 07/05/2011 |
| 7952857 | Arc-resistant switchgear enclosure with ambient air ventilation system An arc-resistant enclosure for electrical switchgear which includes solid front and back walls, a pair of solid side walls joined to the front and back walls, a ventilated roof joined to the side walls and the front and back walls, and a ventilated base joined to th... | 05/31/2011 |
| 7796376 | Electrical enclosure cooling structure assembly and method An electrical enclosure assembly comprises an enclosure having walls defining an interior space for housing electrical components and having a front flange surrounding a front opening. A cover is hingedly mounted to the enclosure for selectively closing the front op... | 09/14/2010 |
| 7404261 | Dry-wet thermal management system A dry-wet thermal management system for providing simultaneous spray cooling and dry cooling for a plurality of cards. The dry-wet thermal management system includes a chassis having a dry chamber and a spray chamber, a first opening within a rear portion of the cha... | 07/29/2008 |
| 7375951 | Load control device having a split enclosure A load control device is operable to receive a first control signal having a first magnitude and to generate a second control signal having a second magnitude. The load control device is adapted to be installed in an electrical wallbox having a barrier. The load con... | 05/20/2008 |
| 7336477 | Electrical switching apparatus and heat sink therefor A heat sink is for an integrally fused low-voltage power air circuit breaker including a line terminal and electrical bus work coupled to a current limiter. The line terminal, electrical bus work, and current limiter contribute to the formation of a thermal dam. The... | 02/26/2008 |
| 7309279 | Cooling airflow distribution device A system for removing heat from a plurality of electronic assemblies including a cabinet having brackets for supporting electronic assemblies in a vertical array between a first vertical airflow path and a second vertical air flow path of the cabinet, and a plinth u... | 12/18/2007 |
| 7295444 | Delivering chilled air to components in a hardware cabinet A hardware cabinet includes a chassis that is designed for mounting multiple heat-generating electronic systems and a door that allows access into the cabinet. The door has a solid face that extends from the top portion of the door along the majority of the door's l... | 11/13/2007 |
| 7285042 | Electronic apparatus case having ventilation system A case having a ventilation system for ventilating a heat generation source disposed in the case, includes: a first sub-case and a second sub-case which is joined to the first sub-case; a first gap provided in a surface of a joining section between the first sub-cas... | 10/23/2007 |
| 7253356 | Waterproof structure of junction box A waterproof housing of a junction box has at least one vent piece penetrating through a wall of the housing for ventilation of the junction box. The vent piece has an inner wall formed with a baffle projection to prevent invasion of a splashing water. The waterproo... | 08/07/2007 |
| 7240976 | Modular rack-mounting system A modular rack-mounting system has a rigid, lightweight frame forming a central compartment within which a sleeve is configured to fit, the sleeve having a ventilation configuration to conform with the cooling requirements of an instrument to be inserted within the ... | 07/10/2007 |
| 7236352 | Arc resistant switchgear having dedicated vertical plenums An arc resistant switchgear assembly is provided having a front wall, a rear wall, a bottom surface, an upper surface, a first side wall, and a second side wall opposed to the first side wall and spaced a first distance from the first side wall, with each of the fir... | 06/26/2007 |
| 7182208 | Instrument rack with direct exhaustion A rack for holding on its inside multiple electronic devices, which have fans for drawing outside air to inside the devices and exhaust ports for discharging air, including two pairs of support columns, the columns of each pair being placed parallel to one another i... | 02/27/2007 |
| 7150109 | Dry-wet thermal management system A dry-wet thermal management system for providing simultaneous spray cooling and dry cooling for a plurality of cards. The dry-wet thermal management system includes a chassis having a dry chamber and a spray chamber, a first opening within a rear portion of the cha... | 12/19/2006 |
| 7122928 | Housing for electronic circuit A box unit is a housing having a space for containing a circuit board therein. Bus bars are insert-molded in a resin body of the box. A metal shield plate is insert-molded around the entire periphery of the box and outside the bus bars. As a result, the box has a sh... | 10/17/2006 |
| 7082030 | Control box A control box 10 according to the present invention has at least one electric device 12 and fan unit 17 inside a case 11. In the case 11, a dividing board 15 divides a room into two rooms which include a heated room 30 | 07/25/2006 |
| 7061759 | Arrangement for the placement of frequency converters A method of arranging frequency converters in a cabinet including placing the frequency converters one above the other in a first section of the cabinet, and passing a cooled medium from a second section to a third section of the cabinet such that the cooled medium ... | 06/13/2006 |
| 7054143 | Electrical installation comprising a decompression channel The invention relates to an electrical installation, especially a medium-voltage switchgear, comprising at least one encapsulated function module (FM), a decompression channel (DK) which is connected to said function module, and at least one inflow opening (EO . . .... | 05/30/2006 |
| 7042733 | Ultra compact computer arrangement A cubical computer housing assembly comprises first and second ends and four sides, which define an interior compartment for housing the various computer components. The first and second ends are rigidly connected to one another and are slidingly detachable from fou... | 05/09/2006 |
| 7035096 | Locking mechanism for removable components According to certain embodiments, the present technique provides a locking mechanism for coupling and uncoupling a removable component coupleable to and uncoupleable from a computing device. The exemplary locking mechanism includes a first member selectively positio... | 04/25/2006 |
| 7028753 | Apparatus to enhance cooling of electronic device An electronic device has at least one component that is capable of generating a quantity of heat. The electronic device further has an air-moving device and an air duct. The air moving device is capable of creating a flow of air that removes a portion of the quantit... | 04/18/2006 |
| 7023712 | Cooling arrangement in frequency converter The invention relates to a cooling arrangement in a frequency converter, the arrangement being configured to convey heat generated at the frequency converter to a space surrounding the frequency converter, comprising a power part (10) of the frequency convert... | 04/04/2006 |
| 7019244 | Electrostatic precipitator An electrostatic precipitator that removes zinc whiskers from cooling air provided to cool components in an electronics enclosure. The electrostatic precipitator comprises an ionizer configured to apply a charge to zinc whiskers suspended in the cooling air. The ele... | 03/28/2006 |
| 6975027 | Multi-chip electronic package and cooling system A multi-chip electronic package comprised of a plurality of integrated circuit chips secured together in a stack formation. The chip stack is hermetically sealed in an enclosure. The enclosure comprises a pressurized, thermally conductive fluid, which is utilized fo... | 12/13/2005 |
| 6963484 | Airflow blocker component that comprises a flexible flap portion An airflow blocker component of an apparatus in one example is coupled with a support component. The airflow blocker component comprises a flexible flap portion that is bendable away from the support component into a position that directs one or more airflow portion... | 11/08/2005 |
| 6934156 | Electric-power supply with rectifier An electric-power supply incorporates an electronic card with at least one rectifier and one output line of the rectifier. The output line is formed of at least one first bar made of conductive material, terminating with one first output end, and at least one second... | 08/23/2005 |
| 6827643 | Electrical switchgear comprising a ventilation device and ventilation device comprising two ventilation elements An electrical switchgear (ES) comprising at least one function module (FM, FM . . . ) having an encapsulated housing, and a decompression channel (DK) which is connected to the housing. Said decompression channel (DK) comprises a ventilation device (LV, LV . . . ) i... | 12/07/2004 |
| 6740994 | Electrical bus powered cooling fan A bus cooling fan that operates without an external electrical power supply. The fan is positioned proximate two bus bars of a polyphase electrical system. The fan includes a rotor supporting fan blades and mounted on an axle. The axle is supported by cross-braces i... | 05/25/2004 |
| 6728099 | Electrical component having a hybrid air cooling system and method An electrical component having a hybrid air cooling system. The electrical component comprises an air plenum that extends across the width of the component and a first set of air movers that is positionable in a first lateral position downstream of the air plenum wi... | 04/27/2004 |
| 6707256 | Dimmer pack A self contained multiple dimming channel package includes a housing with a main power circuit board supported on its bottom wall and a control circuit board extending laterally and vertically to baffle air flow through the housing. A cross flow cooling fan forces a... | 03/16/2004 |
| 6700780 | Apparatus for cooling electronics The present invention relates to an apparatus for supplying heat to directly cooled electronics. To ensure that directly cooled electronics are maintained at a temperature above 0° C., a circulation fan is provided in a transverse junction between an out... | 03/02/2004 |
| 6690576 | Externally mounted on-line replaceable fan module A cooling fan apparatus includes a plastic housing and an electric fan. The housing containing the fan is mounted directly on the external surface of equipment being cooled. No separate mounting frame is utilized. The modular fan apparatus is on-line repl... | 02/10/2004 |
| 6675976 | Systems and methods for an extension for a nineteen-inch communications switch component rack A rack assembly includes a nineteen-inch sub-assembly coupled to a four-inch extension that comprises two substantially closed side panels adjacent to each other, two substantially open sides adjacent to each other, a closed top and bottom, a plurality of... | 01/13/2004 |
| 6643123 | Switchgear cabinet with at least one cabinet door and a fan-assisted air circulation on an interior A switchgear cabinet having at least one cabinet door and a fan-assisted air circulation on an interior for cooling heat-generating devices installed inside, which are disposed one above the other in tiers. With particular air circulation, the partial coo... | 11/04/2003 |
| 6616524 | Raised floor air handling unit A raised floor air handling system for use in a building that is used in combination with and set into an elevated floor assembly that is mounted on a principal floor of a building so as to provide an air plenum between the two floors. An air handling ass... | 09/09/2003 |
| 6506110 | Ventilation device, especially for electrical control devices A ventilation device for electrical control devices is provided in a housing wall of a housing. The ventilation device includes a wall with an inner opening that is open with respect to the space inside the housing and is intended for receiving and delive... | 01/14/2003 |
| 6472828 | Control for projector lamp heat dissipation A portable image projector is provided with a fan having a control system for cooling a metal-halide arc lamp. The arc lamp cooling system of the present invention includes a fan having a fan control to operate the fan at an initially reduced level during... | 10/29/2002 |
| 6396675 | Computer power supply device having dual adjustment temperature controlled air flow device A high-efficiency, automatic detecting, and self-adjustable temperature controlled air flow device, more particularly a computer power supply having dual adjustment temperature controlled air flow device, includes a primary fan mounted at a front end of a... | 05/28/2002 |
