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| Number | Title | Issue Date |
| 7348872 | Fuse having a plurality of configurable thermal ceilings A fuse having a plurality of configurable thermal ceilings. The fuse includes a housing, a first conductive cap, a second conductive cap, a plurality of conductive elements extending through the housing, and a conductive connector that is electrically coupled to a c... | 03/25/2008 |
| 7320171 | Fuse component A fuse component (1) includes a hollow body (2) which is formed from a tubular wall that encloses an inner area (5) and which has two open faces that are situated opposite one another. The fuse component also includes a fuse-element (4) w... | 01/22/2008 |
| 7268661 | Composite fuse element and methods of making same A composite fuse element includes a network or matrix of conductive material that is in contact and interspersed with arc suppressing materials at a particle level. In such a matrix, the conductive (e.g., metal) network and the arc suppressing material particles pro... | 09/11/2007 |
| 7250843 | Tubular fuse component with end caps with a hermetically sealing plastic sealing body insert A fuse component (1) has a fusible conductor (2) which extends in a gas filled cavity (3) within a cylindrical tube (4) between two end surfaces (8). Two end caps (5) of an electrically conductive material are applied to the... | 07/31/2007 |
| 6903649 | Fuse with fuse link coating A fuse that includes an arc energy reducing coating to reduce arc energy during a short-circuit and/or a full voltage overload current interrupt is described. The fuse includes end conductor elements, and at least one fuse element secured between and making electric... | 06/07/2005 |
| 6873243 | Small-footprint fuse A method and an apparatus for protecting an electrical circuit against excessive currents by a fuse assembly. The fuse assembly is configured to interrupt the flow of current through the electrical circuit by increasing dielectric separation between two ends of a fu... | 03/29/2005 |
| 6160471 | Fusible link with non-mechanically linked tab description The invention is a fusible link-containing structure for an electrical fuse. The structure includes an metallic or other conductive element having a fusible link. The structure further includes at least one arc-quenching tab secured to the metallic elemen... | 12/12/2000 |
| 6005470 | Arc-quenching filler for high voltage current limiting fuses and circuit interrupters A high voltage circuit interrupter has a surface modified pulverulent arc-quenching filler composition, with gas-evolving material is bound to the surfaces of the arc-quenching filler by a binder. The pulverulent arc-quenching filler can be selected from ... | 12/21/1999 |
| 5572181 | Overcurrent protection device An overcurrent protection device and a method for the production thereof is provided wherein a fusible link is bonded across a pair of electrodes. A composite layer envelops the fusible link and is formed from a gelatinous composition. The composite layer... | 11/05/1996 |
| 5446436 | High voltage high power arc suppressing fuse A high voltage high power fuse (5) for use in a low pressure environment such as space. The fuse (5) comprises a fuse element (1) which is electrically connected to two conductive pads (2) and surrounded by an elastic medium (3). When the fuse element (1)... | 08/29/1995 |
| 5420560 | Fuse An improved compact fuse has a fusible metal wire stretched between a pair of metal terminals. The wire and the portion of the terminals to which the wire is connected are enclosed in an envelope made of insulation material. The ends of the terminals prot... | 05/30/1995 |
| 5406245 | Arc-quenching compositions for high voltage current limiting fuses and circuit interrupters Arc-quenching coating compositions are provided with effective arc-extinguishing properties and improved track resistance properties, and are relatively easy to apply in liquid form. The coating compositions are used, for example, in high voltage current ... | 04/11/1995 |
| 5262750 | Ceramic coating material for a microfuse A ceramic coating for a subminiature fuse includes sodium silicate and silicon dioxide applied over a subminiature fuse wire in slurry form. The coating gives the fuse arc quenching properties.... | 11/16/1993 |
| 5245308 | Class L fuse A Class L fuse comprises a pair of conductive elements at the opposite ends of the fuse. A fusible element is secured to and makes electrical contact with each of the conductive elements. A generally cylindrical housing encloses the fusible element. Final... | 09/14/1993 |
| 5015514 | Pultruded or filament wound synthetic resin fuse tube Improved arc-suppressing fuse tubes of the type used in electrical cutouts is provided which includes a fluid epoxy resin matrix core designed, upon experiencing high temperature arcing conditions, to generate sufficient moisture and arc-suppressing gases... | 05/14/1991 |
| 4926153 | Ceramic fuse wire coating A ceramic coating for a subminiature fuse includes sodium silicate and silicon dioxide applied over a subminiature fuse wire in slurry form. The coating gives the fuse arc quenching properties.... | 05/15/1990 |
| 4893106 | Electrical fuses The disclosed full-range fuse provides excellent short-circuit and overload protection using various forms of fuse links, made of copper or copper alloys, or silver, including curtain fuse links, the short-circuit performance being enhanced by solidifying... | 01/09/1990 |
| 4785277 | Narrowly-adjustable resistor A narrowly-adjustable resistor has a slider rotatably mounted on a resistor base, a case containing the slider and the resistor base, and terminals connecting to the slider and the resistor base, respectively. Each terminal extends through the bottom of t... | 11/15/1988 |
| 4757296 | Electrical fuselinks An electrical fuselink having improved surge-resistant characteristics comprises a fuse element (1) disposed in an electrically insulating enclosure (4) having all or part of the air-space within the enclosure filled with a microporous or microcellular in... | 07/12/1988 |
| 4709222 | Fuse device A fuse device comprises a casing, a fuse element accommodated in the casing and an arc-extinguishing agent accommodated in the casing and consisting of a fibrous or powdery non-conductive material.... | 11/24/1987 |
| 4684915 | Thermoplastic insulating barrier for a fillerless electric fuse A fillerless electric fuse having a wire-like fusible element is provided with a body of thermoplastic material which cooperates with the fusible element to establish an impermeable barrier within the fuse between the fuse end terminals. The thermoplastic... | 08/04/1987 |
| 4342978 | Explosively-actuated switch and current limiting, high voltage fuse using same A high speed high voltage electrical switch opens a current path in which the switch is included. The switch includes first and second normally electrically interconnected contacts which normally carry current in the current path. The contacts are relativ... | 08/03/1982 |
| 4313099 | Current limiting fuse having aluminum sulfate arc-quenching filler A current limiting fuse construction including a fuse element extending between electrically conductive terminals carries a body of arc-quenching filler material within a hollow casing of electrical insulating material. The filler material includes a firs... | 01/26/1982 |
| 4272752 | Electric fuse including two different fillers A dual element fusible device is provided utilizing a plurality of separate arc quenching fillers disposed in layers within the fuse casing and being effectively separated from one another by an electrically insulative material which is introduced into th... | 06/09/1981 |
| 4166266 | Electric fuse having composite support for fusible element An electric fuse having a support for the helically wound fusible element or elements. The support includes a plurality of rod-like supports each made of one uniform material. Some of the plurality of rod-like supports consist solely of a non-gas-evolving... | 08/28/1979 |
| 4109228 | Current limiting fuse with resinous arc-quenching filler A current limiting fuse construction including a fuse element extending between electroconductive terminals carries a body of arc-quenching filler material within a hollow casing of electric insulating material. The filler material includes loose granular... | 08/22/1978 |
| 4100523 | Time-lag fuse A time-lag fuse is provided which exhibits improved breaking capacity due to its novel construction. It comprises a fuse element which is securely positioned within an insulating cylindrical tube such as a glass cartridge, and a plurality of sintered cera... | 07/11/1978 |
| 4074220 | Fuse structure having improved granular filler material A fusible device is provided, of the generally-enclosed type, having an improved granular filler material surrounding, or encompassing the one or more fuse links. Preferably, the granular filler material comprises sand and alumina trihydrate (Al2 | 02/14/1978 |
| 4034328 | Electric fuse Electric fuses having supports for their fusible element or elements which supports are formed of bundles of glass fibers in form of cords, rovings, or the like glass fiber structures made up of fibers which extend but in longitudinal direction, i.e. do n... | 07/05/1977 |
| 3972015 | Heat insulated fused high voltage bushing A fused high voltage electrical bushing having a housing formed of a ceramic dielectric material, porcelain or glass, and having an axially extending passage, an electric terminal at each end of said passage, a fusible element within said passage intercon... | 07/27/1976 |
| 3949340 | Fuse construction A fuse construction has two spaced electrical conductors with inwardly directed conductor ends. A fuse plate member has opposite plate edges secured to said conductor ends. Said fuse plate has an inner insulative sheet with opposite outer conductive sheet... | 04/06/1976 |
