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WO/1996/000973A1 |
An electric fuse having an insulator (10), through which a hollow space extends from one face to an opposite face and which has a square or rectangular section housing component, is improved in that, in a simple production process, the h...
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WO/1996/000456A1 |
An electrical adapter (50) includes a housing block (51) made of electrically insulating material and a pair of spaced, parallel, electrically conducting blade terminals embedded in the housing block (51). The first ends (57a, 58a) of th...
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WO/1995/035577A2 |
The invention is a combination electrical fuse, said combination comprising, in series, a positive temperature coefficient (PTC) disc-shaped component (12) and a fusible link. The PTC disc-shaped component (12) comprises a central region...
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WO/1995/033276A1 |
A thin film surface-mount fuse (58) having two material subassemblies. The first subassembly includes a fusible link (42), its supporting substrate (13) and terminal pads (34, 36). The second subassembly includes a protective layer (56) ...
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WO/1995/023423A1 |
The present invention relates to an electric protective circuit comprising an electric fuse, including a solder (3), and an electric resistance loop (10) connected in series with the fuse (1), the fuse and loop being mounted on a substra...
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WO/1995/017761A1 |
A vehicle fuse (5) comprises a transparent plastics housing (6) and a terminal element constituted by two conductive terminals (7) interconnected by a meltable link (8) within the housing (6). An indicating element (9) within the housing...
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WO/1995/013622A2 |
A surge resistor fuse having an exposed pair of terminals (6, 6') for connection to an external circuit comprising an insulating housing having an exterior and an interior, a resistor element (26) designed to interrupt the circuit when a...
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WO/1995/013635A1 |
"L" shaped vehicle fuse block extenders (20) are made up of two electrodes having male and female contacts (11, 12, 15, 16) within an insulating body (21). One electrode (11) has one male and at least two female electrical contacts (15)....
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WO/1995/003620A1 |
A time delay fuse (10) and various subassembly components for that time delay fuse. The fuse includes a housing (12) made of an insulating material. The housing encloses a short-circuit fusible element (30), preferably a copper or copper...
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WO/1995/002888A1 |
The present invention relates to a fuse arrangement (1), which is particularly suited to high voltage applications, but also has applications across broad voltage range. A fuse arrangement (1) comprises a fuse link (2) arranged to be con...
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WO/1994/027302A1 |
This film resistor is formed of an alloy whose principal components are nickel and phosphorus. On the surface of an electrically insulating base made of ceramic or the like, a conductor is provided by etching, activating, and electroless...
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WO/1994/024688A1 |
A fuse cutout assembly (21) including a containment housing (22), a fuse (23), a mounting assembly (24) mounting the fuse (23) in the housing (22) for electrical connection to an electrical circuit. A plunger assembly (29) is movably mou...
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WO/1994/022159A2 |
A polymer stabilized cholesteric textures wafer (12) is sandwiched between two electrode plates (20, 24), one of which is transparent. Terminals (26, 28) are provided for connection in parallel with a circuit protection device of an AC c...
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WO/1994/021009A1 |
A planar fuse panel (10) is presented. A multiplicity of circuits may be included in the planar fuse panel depending on the number of circuits desired. The circuits may have any suitable planar shape. In a preferred embodiment, each circ...
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WO/1994/010734A1 |
A device for protecting against overcurrents includes at least one body (10) of an electrically conductive elastomeric material, and two electrodes. The defining surface of the elastomeric body is intended to abut with and be deformed ag...
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WO/1994/003915A2 |
A solderless cartridge fuse (1) comprises an open-ended insulating housing (2a) made of a relatively rigid, unyielding material. End caps (2b) close the open ends of the housing. Each end cap comprises an end wall (10) confronting the ad...
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WO/1994/003913A1 |
The thermal cut-out consists of a strip-like leaf spring (1) with contact points (5, 6) at the ends for connection to corresponding circuit contacts (21, 22) on the substrate (20). The leaf spring (1) has a spring arm (4) as a connector ...
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WO/1994/002956A1 |
A Class L fuse comprises a pair of conductive elements (28) at the opposite ends of the fuse. A fusible element is secured to and makes electrical contact with each of the conductive elements (12, 14). A generally cylindrical housing (40...
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WO/1993/021678A1 |
A protection arrangement for electricity distribution lines (14) includes a plurality of stacks (18) of metal oxide varistors MOVs (16), said stacks (18) being arranged in parallel. Each stack (18) is internally fused using a thin, wide ...
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WO/1993/018564A1 |
The present invention relates to a distribution board for electrical power which provides rear electrical access to connect busbars (22) and switch modules (44) together. The distribution board includes a framework (10) for supporting el...
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WO/1993/017442A1 |
SMD fuses having consistent operating characteristics are fabricated by forming a repeating lithographic fuse element pattern on an insulative substrate, passivating the structure, bonding a protective glass plate over the passivation la...
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WO/1993/017443A1 |
A fuse for handling normal load currents substantially in excess of about 80 amps, the fuse comprising a metal portion formed of an integral piece of metal having outermost, spaced terminal-forming portions with bolt-anchoring holes ther...
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WO/1993/010551A1 |
A method for manufacturing a fuse comprising a fuse element (10), in the form of a single wire, which is formed together with at least one terminal (11, 11a, 11b), in the form of a number of twisted wires. The fuse element and the conduc...
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WO/1993/009557A1 |
A fuse comprises a body (12) having a blow chamber (32). A fusible element (14) is contained within the body and extends through the blow chamber. A contact (20) is disposed on the body electrically connected to the fusible element. The ...
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WO/1993/006614A1 |
The described fuse holder (31) or analogous electrical equipment is blocked by a padlock (68) and a clip (66) against being casually changed from its locked condition so that the controlled circuit remains energised or de-energised. The ...
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WO/1993/003529A1 |
A fuse structure (10) for automatically resetting fuses is in the form of a housing (14) for enclosing a resettable fuse circuit pack. The housing comprises a plurality of identically constructed shells. A plurality of ferrule mounts (59...
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WO/1992/022945A1 |
An electrical connector, such as a domestic supply plug, has a cartridge fuse (60) clamped within a receptacle or cage comprising two parts (61, 62) which snap engage together. The cage part (61 or 62) or both have spline formations (63)...
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WO/1992/016005A1 |
An electrical fuse apparatus comprises a fuseway to receive an electrical fuse and an insert member adapted to fit the fuseway and to be held therein so as not to be readily removable. The apparatus is adapted to co-operate with a key to...
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WO/1992/016004A1 |
A fusible flexible printed circuit (10) includes one or more conductors extending along a flexible dielectric substrate (12). Each conductor (14) is comprised of a layer of electrically conductive material (14b) and a layer of fusible ma...
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WO/1992/013356A1 |
The flat fuse for high rated currents is of the type comprising a case wherein is partly housed a conducting member (5, 6, 9, 10) provided with two flat connection strips (5, 6) whose free ends (7) are located outside the casing, said co...
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WO/1992/010846A1 |
A binary electrical fuse (13) is comprised of a core wire (20) which is preferably relatively rigid, has a high ohmic resistance, and a high melt temperature. The core wire is clad with a metal (21) of substantially less rigidity having ...
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WO/1992/006524A1 |
A surge-absorbing device having a protective function against over-voltage and over-current, which is connected to gap-type surge-absorbing elements or microgap-type surge-absorbing elements, wherein a plurality of said surge-absorbing e...
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WO/1992/003868A1 |
This invention relates to a circuit connection device having overvoltage/overcurrent protection function for communication equipments which can eliminate an overvoltage and an overcurrent. In order to protect communication equipment from...
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WO/1991/014279A1 |
An electrical component (201), particularly a fuse for a surface-mount component, is formed by sputtering an aluminum conductor (253, 553) onto a square tube (251, 551), sleeving the tube into an outer tube (231, 531), placing a number o...
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WO/1991/005359A1 |
A fuse (2) is provided which has a fuse housing with a transparent portion thereof, and a fuse element (4) extending through the housing (6) which is coated with a preferably non-hazardous temperature-responsive material (5). The tempera...
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WO/1990/013165A1 |
An electronic part with safe-guard function having an element which protects the circuit from abnormally high voltages and cuts off the excess current when an overvoltage continues. The electronic part is used for preventing a surge-abso...
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WO/1990/011608A1 |
In order to protect in particular electronic circuits from overheating, current or voltage surges, and transients, a fuse is proposed which includes a fuse wire (7) between two connecting wires (8a, 8c), conveniently in the form of resis...
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WO/1990/008416A1 |
In a device for tapping electric voltage from an electric three-phase cable at a central distribution station (15) with a main fuse and a holder (17) therefor for each phase, each main fuse holder (17) has two contact members adapted to ...
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WO/1990/000305A1 |
A microfuse (10) with a ceramic chip (12), thick film pads (14), fusible wire (16), attached to pads (14) without solder or flux, in an insulating enclosure or fuse tube (40). Ferrules (42) are attached to metallized areas (14) with sold...
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WO/1989/009128A1 |
A substrate, such as a splice between two or more wires, a wire bundle or an electrical component, such as a fuse, diode or transistor, is enclosed and sealed using a recoverable article comprising a polymeric sheet (12) having an involu...
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WO/1989/008925A1 |
A fractional amp fuse (10) with a thin film fusible element (16) connecting thick film pads (14) supported by a polished insulating substrate (12). The fuse subassembly has leads (24) attached by resistance welding and is encapsulated in...
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WO/1989/004030A1 |
A polyphase circuit fuse condition indicating device (10) includes three substantially identical circuits (12A, 12B, 12C) forming a Y-connection across each fuse (FA, FB, FC) through first and second leads. Each circuit has an indicator ...
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WO/1989/003117A1 |
An automobile fuse (10) for use in extreme temperature conditions such as the engine compartment of an automobile. Fuse (10) is a blade-type fuse with loads (42, 44) on fusible element (40) providing time delay characteristics to match t...
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WO/1989/001697A1 |
Improved arc-suppressing fuse tube of the type used in electrical cutouts is provided which includes a filled epoxy resin matrix core designed, upon experiencing high temperature arcing conditions, to generate sufficient moisture and arc...
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WO/1988/009048A1 |
In the assembly of a fusible element (4) to a supporting conductor, for example, in the manufacture of sub-miniature electrical fuses, the supporting conductor is first shaped to hold the fusible element (4) and energy is then directed o...
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WO/1988/001790A1 |
The invention relates to electric fuse and solves the problem of providing a fuse which is cheap to manufacture, has an insignificant space requirement but still is capable of operating at relatively high rated current intensities, such ...
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WO/1988/000390A1 |
In order to break a short circuit current higher than the inherent breaking power of a fuse cartridge (12), there is added in parallel to the cartridge a breaking assistance circuit (15) which comprises a normally insulating element susc...
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WO/1987/000964A1 |
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 o...
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WO/1986/006873A1 |
An electric fuse link (10), which is preferably a cartridge fuse with a cylindrical ceramic body (11) with metal end caps (12), has means for indicating burning out of the fuse element. This consists of a conductive deposit (13) in paral...
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WO/1986/006221A1 |
A safety device for use in connection with power switches comprises fuse boxes (17, 19, 21) for individual mounting on a breaker box (11) and shielding of a set of contact pieces (16) with associated knife fuses (23, 25). The fuse boxes ...
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