Class 337/229 - With plural fuse links or elements

Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter wherein the claimed structure includes at
No. of patents: 34
Last issue date: 01/25/2011

Number	Title	Issue Date
7876193	Fuse circuit assembly A fuse circuit assembly having a power distribution bar for distributing power from a power input and an electrical terminal integral with the power distribution bar. The electrical terminal has a fuse element that is configured to open at an over current threshold ...	01/25/2011
7612647	Fusible link A plurality of fuse circuits are layered with a space therebetween in a housing. A fusible portion of one of the layered fuse circuits is offset from a fusible portion of an adjacent one of the layered fuse circuits perpendicularly to a direction in which the fuse c...	11/03/2009
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
7119651	Fuse state indicator A fuse state indicator for a fuse including a cylindrical fuse body and a primary fuse element therein, includes an extension member, a transparent lens, a combustible substance adjacent the lens, a secondary fuse link adjacent said combustible substance, and a curv...	10/10/2006
7119653	Fuse element A fuse element is formed integrally from a conductive metal plate such that two narrow portions are formed side by side between a pair of electrical connection portions. The narrow portions each assume an arch shape and constitute a parallel conductive path. Arch-sh...	10/10/2006
7019612	Fuse seat for filter A fuse seat for filter is disclosed. The fuse seat has an insertion seat for accepting a baseat body and a cavity at the bottom section of the insertion seat characterized in that a positive and a negative conductive plates are respectively mounted to the two latera...	03/28/2006
7012498	Fuse holder for a plurality of fuses A fuse holder assembly (1) is provided having at least two electrically insulated fuse housings in the form of passages (5, 33) associated with the body and each of which is adapted to receive a fuse (6) held under tension therein by means of an...	03/14/2006
6483686	Circuit for indicating abnormality of three-mode surge absorber of public electric power and a multiple-end fuse A circuit for indicating abnormality of a three-mode surge absorber of a public electric power is disclosed. The circuit is serially connected between the input end and output end of a public electric power supply for indicating the abnormality of a three...	11/19/2002
6459356	Subminiature time delay fuse A subminiature time delay fuse device (300) that is capable of withstanding higher current ratings includes at least one time delay fuse (310) for receiving a power signal and for providing an open circuit when the power signal is determined to be excessi...	10/01/2002
6215636	Device for supplying electric power to several parallel-fed circuits, and method for making same The device comprises a busbar (1') connected, on the one hand, to the source of electrical energy and, on the other hand, to a plurality of electrical contacts (3'i) each forming part of one of the circuits. According to the invention, several self-resett...	04/10/2001
6194989	Fuse element having parallel strips A fuse includes a tube, a pair of blade terminals projecting from opposite ends of the tube, at least one fuse element disposed in the tube and electrically coupled between the terminals, and a pair of metallic end caps disposed on opposite ends of the tu...	02/27/2001
5963123	Knife blade fuse A fuse includes a tube, a pair of blade terminals projecting from opposite ends of the tube, at least one fuse element disposed in the tube and electrically coupled between the terminals, and a pair of metallic end caps disposed on opposite ends of the tu...	10/05/1999
5905426	Knife blade fuse A fuse includes a tube, a pair of blade terminals projecting from opposite ends of the tube, at least one fuse element disposed in the tube and electrically coupled between the terminals, and a pair of metallic end caps disposed on opposite ends of the tu...	05/18/1999
5892427	Current limiting high voltage fuse A current limiting high voltage fuse wherein a hollow body 1 has conductive caps 2, 3 at either end and is filled with silica sand. A plurality of fusible strips 8 extend between the two caps. Each fusible strip has a low melting alloy spot 10. The locati...	04/06/1999
5886611	Fuse assembly A fuse assembly (10) for mounting on a battery of a motor vehicle comprising a housing (12) of electrically insulating material having a base plate (22); a starter motor cable terminal (18) mounted on the base plate; a number of cable harness terminals (2...	03/23/1999
5861793	Re-settable fuse A re-settable fuse is provided with a movable cartridge containing a plurality of fuse elements. When a fuse is blown, a replacement fuse element may be installed into a circuit by moving, rotating or otherwise altering the position of the cartridge such ...	01/19/1999
5841338	Fuse combination, method of making the same, and fuse circuit including the same A fuse combination in which a group of fused elements are placed on an insulative support. The support is bent into a U-shape carrying the fuse elements with it. Contacts at the ends of the fuse elements extend beyond the corresponding edges of the suppor...	11/24/1998
5781096	Planar fuse and method for making the same Separating walls are formed between adjacent grooves on the surface of a base. Circuits including fusible strips are mounted in the grooves. Thereafter, the separating walls are crushed so that they overlie the strips, retain them in the grooves, and prot...	07/14/1998
5714923	High voltage current limiting fuse with improved low overcurrent interruption performance A high voltage current limiting fuse has improved low fault current interruption due to an end-sealed sleeve separating a fusible length from pulverulent sand in a casing of the fuse while permitting venting of gas and vaporized metal plasma due to meltin...	02/03/1998
5475357	Fuse assembly A fuse assembly includes multiple fuse elements included in one single multiphase grooved shaft member thereof so that the fuse assembly may be used more than once as a safe electrical connection without the need to replace the whole fuse assembly each ti...	12/12/1995
5073839	Dual AC fuse, a fuse holder and a method for: simultaneous selection of fusing element and line voltage The proposed invention provides a single fusing device for both 115VAC and 230VAC line voltages, a panel mounted fuse holder and a method for simultaneously selecting the proper fusing element and line voltage. This invention consists of a dual element AC fuse...	12/17/1991
4968264	Cross-connecting terminal block assembly A fuse carrier operable as a surge-current protector for cross-connecting two circuits utilizes standard amperage fuses arranged in an offset alignment and secured in a housing cavity against rotational, longitudinal, and transverse movement with the fuse...	11/06/1990
4736180	Fuse wire assembly for electrical fuse A core assembly having a flexible insulating material core and a spirally wound inner fuse wire engages with one or more elongate bodies of the flexible insulating material to sandwich and compress the inner fuse wire therebetween. An arc burning between ...	04/05/1988
4617546	Electrical control apparatus with electromagnetic latch An electrical control apparatus characterized by a pair of separable contacts with electromagnetic means for opening and closing the contacts and including a U-shaped core having spaced legs and a yoke, a permanent magnet across the yoke, and the magnet h...	10/14/1986
4606590	Fuse holder clip and clip-type fuse holder for selectively holding different electrical fuses The clip-type fuse holder comprises two clips and an electrically insulating plate. Two different electrical fuses can be selectively inserted into the fuse holder. For that purpose each clip comprises two clamping members which are mutually offset from o...	08/19/1986
4492945	Safety socket with easy fuse replacement device A safety socket with easy fuse replacement device, specifically it covers a socket body and a cylinder used to house a number of protection fuses, the cylinder may be inserted into the annular guidance as provided on the socket body and used to shroud the...	01/08/1985
4382209	Thermal switch and dual filament long life lamp A three-terminal thermal switch having a common connector arm biased against a terminal of fusible material. When the terminal is softened or melted by current, the connector arm is released and moves into contact against a second terminal. Positioned in ...	05/03/1983
4184137	Dual element fuse protector for electric circuits The dual element fuse of the present invention has at least one fusible element and at least one mass of heat softenable material; and that fusible element will respond to a short circuit to fuse and thereby assure opening of the circuit, whereas that mas...	01/15/1980
4183003	Load-break fuse equipment This load-break fuse equipment comprises two draw-out fuse assemblies, one of the load-break type and one of the non-load-break type, each removably mounted in its own individual receptacle. The load-break fuse assembly and its receptacle comprise a load-...	01/08/1980
4153892	Fusible element and process of manufacturing said element A fuse having a composite fusible element comprising a plurality of separate, parallel, equidistantly spaced wires. A plurality of bridges of electric insulating material is arranged substantially transversely to the aforementioned wire-like fusible eleme...	05/08/1979
4041435	Protector for electric circuit The fusible element of an electric fuse has a first electrical path, a second electrical path in parallel relation with the first electrical path, a weak spot in the first electrical path which can respond to a potentially-hurtful overcurrent to fuse and ...	08/09/1977
4041525	Electric fuse and process of manufacturing the same An electric fuse having blind metal fusion joints, e.g. solder joints, between the two ferrules and the fusible element, or the fusible elements, thereof. One of these conductive connection joints is situated adjacent the center region of the inner end su...	08/09/1977
4023134	Electric fuse having multiple current paths connected in parallel An electric fuse having a plurality of fusible elements connected in parallel. The fusible elements extend from the center region of one of the ferrules to the region of the other of the ferrules coextensive with one of the rims of the casing of the fuse....	05/10/1977
3983524	Electrical current limiting fuse having fusible element with additional cross-sectional necks at an arcing clip The fuse is of the general purpose type having a casing closed at the ends by terminal caps; a core inside the casing; a main fusible element wound about the core and connected between the caps; a pair of arcing clips mounted in spaced relation on the cor...	09/28/1976

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Class 337/229 - With plural fuse links or elements