Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7385792 | Electronic control apparatus An electronic control apparatus includes an exclusive power source line for a charge pump circuit which is discriminated from a common power source line. The exclusive power source line is connected to the common power source wiring via a via-hole va having an imped... | 06/10/2008 |
| 7336491 | Heat sink A heat dissipation device for electrical components includes an outer surface and an inner surface. The outer surface is configured for mounting the electrical components thereon, wherein the components are mounted to the outer surface to allow the transfer of heat ... | 02/26/2008 |
| 7133287 | ATCA integrated heatsink and core power distribution mechanism An integrated heatsink and core power distribution mechanism. First and second power rails are disposed on opposite sides of one of more integrated circuits on a printed circuit board (PCB). The power rails are electrically coupled to a power supply and the integrat... | 11/07/2006 |
| 7038912 | High-power switchgear with cooling rib arrangement The high-power switch (1) according to the invention, with at least one switch pole (2) for guiding and switching an electric current which flows in one current flow direction when the switch is in the closed state, with the at least one switch pole ( | 05/02/2006 |
| 6914357 | Electric machine with integrated power electronics An electric machine for converting electrical energy to mechanical energy is disclosed. The electric machine includes a stator having an outer layer, a first intermediate layer, a second intermediate layer, and an inner layer. The electric machine further includes a... | 07/05/2005 |
| 6747207 | Gas-tight metal-clad bushing A bushing for high-voltage and medium-voltage gas-insulated metal-clad electrical switchgear includes a substantially cylindrical metal jacket surrounding a conductive busbar. It also includes a conductive material annular member disposed around the jacket and a cap... | 06/08/2004 |
| 6734363 | Lightweight electronic equipment conductor with coolant permeable support The invention provides a wiring conductor for densely packed electronic apparatus, on which there is a supporting body of a material with randomly intertwined and fused filaments with spacing for being permeated by a coolant. The filamentary body material in additio... | 05/11/2004 |
| 6717046 | Computer device, electric device, housing and cover To provide a computer device wherein liquid penetration into a ventilation hole from its periphery can be prevented or reduced without sacrificing design and without limitation of the size and operation. Coating films 7a and 7b in ... | 04/06/2004 |
| 6574094 | Method and apparatus for cooling bus bars A method for cooling bus bars 12,14 in order to increase their current-carrying capacity while saving space and weight. The method comprises the steps of providing a housing having an interior wall; locating a distribution manifold 20 within the housing, ... | 06/03/2003 |
| 6459180 | Rotary electric power generator A turbine electric power generator is provided with winding slots and sub-slots of a rotor; rotor windings having conductors and insulation materials laminated alternately thereon; wedges; and radial ventilation flow passages communicating the sub-slots w... | 10/01/2002 |
| 6452801 | Heat sink clip with slidable locking bars A clip (10) comprises a pressing body (12) adapted to press onto a heat sink (40). First and second arms (14, 15) extend outwardly and upwardly from opposite ends of the pressing body. A pair of flanges (36) extends perpendicularly outwardly from opposite... | 09/17/2002 |
| 6433271 | Method for arranging a busbar system and a busbar system In order to make switchgear equipped with a busbar system for high voltages/current strengths less space-consuming, and to simplify the jointing and connection of the busbars and therewith also simplify manufacture and assembly of the busbar system, the b... | 08/13/2002 |
| 6307172 | Circuit breaker with particle trap A circuit breaker is provided having a particle trap within an interior gas-insulation cavity containing a contact mechanism. The interior cavity is defined within a tank. In an embodiment, the tank has a generally cylindrical tank wall, and the trap is a... | 10/23/2001 |
| 6296048 | Heat sink assembly A heat sink assembly for an electronics assembly, such as an RF power amplifier, includes a pallet, a fin structure, and a hollow base separate from the fin structure. The fin structure may be an integral curved sheet or a modular apparatus comprising a p... | 10/02/2001 |
| 6236562 | Section of a high-voltage system having cooling means and including a conductor The section of an electrical high-voltage system has a gas-filled housing of predominantly symmetrical design. Provided in the housing are a conductor extending along a plane of symmetry of the housing, and cooling means for producing a circulation flow w... | 05/22/2001 |
| 6205019 | Circuit breaker switchboard, single row group mounted A switchboard for mounting and supplying electrical power to a plurality of circuit breakers has all the breakers are mounted on one side of a vertical power stack. The power stack has vertical buses to which the breakers are connected. Insulators and spa... | 03/20/2001 |
| 6181557 | Electronic component, method of cooling, and damper therefor An electronic component (100) includes an electronic equipment enclosure (110), a plurality of electronic devices (121) inside the enclosure, air movers (130) capable of cooling the electronic devices, and a separate barometric vane dampers (201, 202) adj... | 01/30/2001 |
| 6063997 | Gas insulated electric apparatus In a gas insulated electric apparatus having gas sections filled with insulating gas, a locating device determines a position of a gas section in which an insulation abnormality is detected, on the basis of a detection signal from sensors disposed in each... | 05/16/2000 |
| 6018455 | Heat sinks for conductors in low voltage switchgear Heat sinks extending rearward from and connected to the risers of a switchgear assembly by the same fasteners which secure the stabs to the risers dissipate the joule heat generated by current flow through the risers and stabs and accommodate for the high... | 01/25/2000 |
| 5982621 | Electronic device cooling arrangement An electronic device cooling arrangement includes a heat sink bonded to a substrate above a chip on the substrate, the heat sink having a mounting section bonded to the substrate, a face panel section suspended above the chip and defining a tapered center... | 11/09/1999 |
| 5886434 | Generator field turn copper A generator coil comprising a plurality of stacked windings, each winding comprising a length of copper having a generally rectangular cross-sectional shape, and including an upper surface, a lower surface and a pair of side edges, wherein a groove is for... | 03/23/1999 |
| 5841244 | RF coil/heat pipe for solid state light driver An electrodeless light bulb assembly including a case or housing supporting an electrodeless light bulb as well as a convection type heat exchanger. A solid state RF driver circuit is located inside the housing and connects to an excitation coil wrapped a... | 11/24/1998 |
| 5798484 | Enclosed electric conductor arrangement A gas filled electric conductor arrangement has an inclined surface (3A) at the bottom side of an electric conductor (3) that is formed by gradually reducing the cross section (D1, D2) of the electric conductor from one insulator spacer (2A) at one side t... | 08/25/1998 |
| 5496965 | Line for conveying electrical power A three-phase electrical power line comprising a sealed tubular envelope of steel filled with insulating gas under pressure, e.g. nitrogen or carbon dioxide CO2, and having three conductive bars placed therein together with a thin tubular envel... | 03/05/1996 |
| 5468907 | Electrical conductor with a longitudinal groove and slots perpendicular thereto and a method for producing the same An electrical conductor assembly includes a plurality of identical conductors having a longitudinal direction and a stacking direction perpendicular thereto. At least one insulating layer is to be inserted between each two respective conductors and stacke... | 11/21/1995 |
| 5173572 | Isolated phase busbar installation An isolated phase busbar installation has a closed circulatory cooling system in which a deionization device is interconnected between the tubular enclosures of two isolated phase busbars of the installation between which air is caused to flow. The deioni... | 12/22/1992 |
| 5166861 | Circuit breaker switchboard A switchboard for mounting and supplying electrical power to a plurality of circuit breakers. The switchboard comprises a frame including a center mounting pan, and at least first and second circuit breaker mounting pans for engaging and supporting the re... | 11/24/1992 |
| 5153449 | Heatsink bus for electronic switch An electronic circuit device includes a metallic member composed of a thermally and electrically conductive material and comprising a unitary mass defining a heatsink and being free of mechanical or electrical transition joints. Electronic switching devic... | 10/06/1992 |
| 5101080 | Busbar for current distributor rails, switchgear and the like A busbar is provided for current distribution systems such as busbar trunking systems, switchgear and the like. The busbar has a C-shaped cross section and walls which are not uniform in thickness. The walls which lie closest to one another in adjacently ... | 03/31/1992 |
| 5068491 | Bus bar for power supply with coolant flow passages A bus bar for power supply is comprised of a pipe-shaped outer conductor and at least one inner conductor inserted therein. The inner conductor is also formed in a pipe shape and serves as a coolant flow passage. Insulation is interposed between the outer... | 11/26/1991 |
| 4950841 | Thermally efficient splice joint for electrical distribution busway An electric power bus removable joint includes three spacer-connectors that automatically align the intervening splice plates and insulative plates used to electrically connect between adjoining busway sections. The spacer-connectors automatically attach ... | 08/21/1990 |
| 4945188 | Bus system A bus bar and duct combination as is disclosed comprising a plurality of bus bars encased and held, at a central part between end joint parts of the bus bars, within a metal duct such that the bus bars, the duct and electrical insulation members are in in... | 07/31/1990 |
| 4929801 | Thermally efficient ventilated electric busway system An electric busway system consists of a plurality of planar bus bars insulated from each other and bolted together for good mechanical strength and for efficient thermal conductivity. The bus bars are additionally perforated to promote convective air curr... | 05/29/1990 |
| 4905123 | Heat sink bus assembly The heat sink bus assembly is adapted to be connected to a printed circuit board having conductor structure leading to conductive foil and printed circuit board mounting structure for physically mounting the printed circuit board components and conduct he... | 02/27/1990 |
| 4886940 | Bus duct joint A bus duct joint comprising a plurality of conductive links for joining the buses, a plurality of intervening insulators and a single pressure providing bolt passing through the links and the insulators and between the ends of the buses being joined to pr... | 12/12/1989 |
| 4804804 | Thermally efficient power busway housing A two-piece extruded aluminum alloy housing is shaped to provide support and ground conduction facility to power busway conductors contained therein. The two-piece housing is attached together with snap-fit connectors along its top and bottom surfaces. Th... | 02/14/1989 |
| 4733329 | Three-phase load center A three-phase load center which has a base pan including a first and a second bus bar for a first and a second phase. The bus bars are positioned on the top surface of the base pan. A third bar for a third phase is positioned beneath the base pan such tha... | 03/22/1988 |
| 4378461 | Gas insulated bus with cooling means A gas insulated bus is provided with a tubular conductor inside a grounded metal sheath filled with an insulating gas. The tubular conductor includes gas inlet holes, positioned a predetermined distance apart from each other, and a gas outlet which is for... | 03/29/1983 |
| 4321422 | Busbar installation An electric busbar installation comprises at least one busbar comprising a rigid bare elongate conductor housed within and rigidly secured to and spaced from a rigid tube, arranged with its axis substantially vertical by longitudinally spaced rigid insula... | 03/23/1982 |
| 4280015 | High-tension line An encased gas-insulated high-tension line is disclosed especially for regions of the line where disturbing arcs can occur so as to melt a grounding casing of the line. A heat and pressure resistant insulative layer prevents an escape of hot and possibly ... | 07/21/1981 |
