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Class 337/161 - Plural elements


Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter wherein the significantly recited fuse link
No. of patents: 64
Last issue date: 12/13/2011


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NumberTitleIssue Date
8077007Blade fuse
A blade fuse includes a first terminal includes an outer edge and an inner edge, the inner edge includes a first portion notched away from the inner edge beneath the first portion; a second terminal includes an outer edge and an inner edge, the inner edge include a ...
12/13/2011
7928827Blade fuse
A blade fuse includes a first terminal includes an outer edge and an inner edge, the inner edge includes a first portion notched away from the inner edge beneath the first portion; a second terminal includes an outer edge and an inner edge, the inner edge include a ...
04/19/2011
7417526Self-configuring component by means of arcing
A component with an internal conductor is so configured that it is ruptured at a predetermined position while forming an arc, if predetermined current/voltage conditions occur at the terminals of the component. The component includes a circuit element which is so ar...
08/26/2008
7362207Electrical switching apparatus and limiter including trip indicator member
A limiter includes a housing having a first surface and a second surface, a line terminal, a load terminal, a fusible conductor electrically connected between the line and load terminals and an indicator button disposed proximate the first surface. The button includ...
04/22/2008
7358845Cable limiter and crab limiter employing replaceable fusible element
A cable limiter includes a main body having a cavity. The cavity of the main body is structured to receive a replaceable fusible element. An annunciator is housed by the main body. The annunciator is structured to annunciate status of the replaceable fusible element...
04/15/2008
7348872Fuse 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
7333315Secondary battery devices
A secondary battery device 1 including multiple protective circuits U1-U3 connected in parallel and each having two fuses fa, fb connected in series, wherein a terminal tc of each heater h is connected to...
02/19/2008
7321286Electrical junction box
In order to readily remove a fusible link fastened by a bolt from an electrical junction box, an electrical junction box includes a bus bar made of an electrical conductive metallic plate and that has an input terminal section, a plurality of output terminal section...
01/22/2008
7176780Fuse unit
A fuse unit includes first and second fuse devices. Each of the fuse devices includes a attaching portion to be attached to a battery terminal of a battery, a housing provided on the attaching portion and having a cavity which is opened forward and backward of the h...
02/13/2007
7170387Fuse structure
A fuse structure is described. The fuse structure includes a first region adapted to be coupled to a voltage source, a second region adapted to be coupled to a ground, and a current flow region disposed between the first and second regions. The current flow region h...
01/30/2007
7119653Fuse 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
7106571Main element of a surge protector device
The present invention is directed to a main element of a surge protector device and its fabrication method which uses breakdown phenomenon of a single high resistive film. A breakdown voltage and a place where breakdown occurs can be precisely controlled. The surge ...
09/12/2006
7071808Fusible link unit
Disclosed is a fusible link unit having a fuse circuit structure containing screw fixing terminal portions linked through fusible members to a linking plate, and a housing into which the first fuse circuit structure is assembled, wherein a plurality of terminal supp...
07/04/2006
6917277Fuse and fuse production method
The invention is to offer a fuse and a fuse production method excellent in reducing manufacturing cost. A fuse having an electrically conductive fuse element. The fuse element has a pair of terminal connection portions and a fusible member for electrically connectin...
07/12/2005
6902434Battery fuse bus bar assembly
A battery fuse assembly for a storage battery having a threaded post terminal is provided. The fuse assembly includes a bus bar having a planar surface and a first opening extending therethrough, at least one threaded terminal stud extending from the planar surface ...
06/07/2005
6759938Fuse link assembly and layout method therefor
A fuse circuit (11) having a plurality of terminals (22, 23) provided on a common joint plate (21) and a fuse circuit (11′) having a plurality of terminals (22′, 23′) provided on a common joint plate (21′) are incorp...
07/06/2004
6693783Bounce tolerant fuse trimming circuit with controlled timing
A method and apparatus for implementing trimming circuits. More particularly, embodiments of the present invention provide a transistor that supplies sufficient current to trim a trimming fuse when the transistor is powered up and after it receives a sele...
02/17/2004
6538551Heat concentrating barrel for wire heater in dual element fuses
A dual element fuse includes a first conductive fuse coupler portion and an overload fusing assembly coupled to the first conductive fuse coupler portion. The overload fusing assembly includes a barrel having a flange at one end thereof, a trigger receive...
03/25/2003
6538550High amperage current limiting fuse
A high current fuse includes a housing with electrically-conductive caps attached at opposite ends. At least two winding supports are positioned in the housing, extending between the caps, and spaced from one another. Each winding support is wound by at l...
03/25/2003
6512443Large current fuse for direct coupling to power source
A large current fuse for direct coupling to a power source which comprises a fuse body 2A electrically connected to a battery post 4a of a battery 4 by way of a power source side terminal 5, and a resin case 3A which partially covers the fuse body, is cha...
01/28/2003
6509824Fuse unit and method of manufacturing fuse unit
An electrically conductive fuse element including fusible portions has a hinge portion provided at a middle portion thereof. A resin body is divided into resin body parts so that the resin body parts are provided around the fuse element in such a way as t...
01/21/2003
6476705Current distribution device
A voltage distribution device for use especially in motor vehicles, includes a first area (2) made of conductive material and fitted with at least one electrical connection (8), at least two separate second areas (3, 4) made of conductive material and fit...
11/05/2002
6456186Multi-terminal fuse device
A fusing device with an adjustable current rating. The fusing device has a common conductive trace, a plurality of individual conductive traces, and a plurality of fusible links. Each fusible link electrically connects the common conductive trace with a c...
09/24/2002
6211768Non-venting cutout mounted fuse
A non-venting current limiting fuse for mounting in a cutout comprises a high current fuse component and a low current fuse component housed in separate compartments of a housing and connected in series. Interruption of a low current overload results in o...
04/03/2001
5892427Current 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
5841337Touch safe fuse module and holder
A safety fuse system includes a safety fuse including a fuse casing having a bottom surface and opposing end surfaces at each end of the bottom surface; a fuse element inside the fuse casing; a pair of electrical contacts connected to the fuse element, th...
11/24/1998
5790007Board fuse, and method of manufacturing the board fuse
A board fuse includes an insulating board having a through-hole window in the middle of the insulating board and fusible elements laid over the insulating board. Further, the fusible elements are continuous metal wires substantially equal in cross section...
08/04/1998
5781096Planar 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
5361058Time delay fuse
A time delay fuse including a fuse casing, terminals located on the exterior of the casing, a hollow electrically insulated inner core having first and second holes in the walls thereof, a fusible element that makes electrical connection to the terminals ...
11/01/1994
5355110Dual element fuse
An electrical interruption device is disclosed in which an overcurrent protective device is provided to interrupt electric current flow on a sustained overcurrent current occurring. The overcurrent protective device is characterized by a plunger which is ...
10/11/1994
5055817Fuse with improved fusible element
A fuse including a fuse casing having an opening at an end thereof, a terminal at the end of the casing, and at least one elongated fusible element electrically connected at an end thereof to the terminal, the element being made of a sheet metal and havin...
10/08/1991
4523172High voltage quick-break fuse
A high voltage quick-break fuse has at least one silver fuse element and at least one tin fuse element in series connection. It is a full-range fuse dimensioned in such a way that, even in the case of critical overcurrents where hitherto fuses have had a ...
06/11/1985
4501956Electrical resistance heating element
Electrical resistance heating element including a number of metal strips arranged in a meander-like pattern. In the resistance metal strips, which are made from a non-expensive base sheet material like lead, there is incorporated at least one fuse which w...
02/26/1985
4498068Magnetic arc extinguished fusible elements
An electrical fuse wherein one or more portions of the fuse element are provided with two adjacent parallel weak spots separated by dielectric material or air gap, and arranged such that the direction of current flow in one of the adjacent weak spots is o...
02/05/1985
4413246Metallic coating for a cadmium fuse
For interrupting all values of electric current in a high voltage circuit which cause operation of a fuse within one hour, a plurality of parallel connected helically configured fusible elements formed of cadmium are embedded within quartz sand in granula...
11/01/1983
4374371Cadmium electric fuse
For interrupting all values of electric current in a high voltage circuit which cause operation of a fuse within one hour, a plurality of parallel connected helically configured fusible elements formed preferably of cadmium are embedded within quartz sand...
02/15/1983
4369420Current limiting fuse with actuable external means
A current limiting fuse with a fuse element disposed over relatively movable portions of a mandrel including movement means for moving the mandrel which means includes an actuating wire having an end portion extending out of the fuse casing which end port...
01/18/1983
4319213Electric fuse for compensating heating in the center of the fusible element
An electric fuse, in particular an electric time-lag fuse, comprising a tubular casing, a pair of terminal elements, a granular arc-quenching filler, and a pair of parallel fusible elements inside the casing interconnecting the pair of terminal elements. ...
03/09/1982
4315235Composite fusible element for electric current-limiting fuses
A composite fusible element of silver and copper includes an inlay of silver and a base formed by a thicker strip of copper than the inlay of silver. The strip of copper is severed by a pair of juxtaposed incisions, so that the entire current is carried a...
02/09/1982
4309684Electric fuse having large cycling ability and gas-evolving means
A fuse having a high cycling ability combined with a high arc-extinguishing ability due to the presence of a gas-evolving material. The fuse includes a pair of fusible elements having end portions and intermediate portions arranged between the end portion...
01/05/1982
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