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8097809 |
Low-smoke self-extinguishing cable and flame-retardant composition comprising natural magnesium hydroxide
A cable having a conductor and a flame-retardant coating having (a) a polymer matrix; and (b) natural magnesium hydroxide particles having an average size (d50) of 0.5 μm to 5.0 μm and an average p...
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7952029 |
Insulated wire and a wiring harness
An insulated wire including a conductor, an inside coat of one or more layers arranged to cover the conductor, and an outside coat arranged to cover the outermost layer of the inside coat, wherein...
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7709740 |
Flame retardant wire and cable
Flame retardant non-halogenated thermoplastics for use in the ultra thin insulative wall of a cable are disclosed. Suitable thermoplastics include polyamides, including polyamides comprising a...
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7665451 |
Ignition apparatus
Ignition apparatus 10 includes high tension ignition cable 56. The cable 56 is of low electrical resistance per unit length. A central core 100 of the cable 56 is formed of carbon fiber filaments....
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7554064 |
Method for sealing electrical heating elements
An electrical resistance heater element has a metal tube containing an electrical resistance coil that is electrically insulated from the metal tube by magnesium oxide powder, the coil being bonded...
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7435909 |
Low cost, high performance flexible reinforcement for communications cable
A low cost, high performance flexible reinforcement member that can be used for both optical and copper communications cable. The reinforcement members made according to the preferred process are...
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7378595 |
Fully safely operating fire resistant electric cable
A fire resistant electric cable having a plurality of electrically conductive wires, each having a layer having a glass fiber strip with a mica layer glued thereon, the mica layer being coated by...
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7247797 |
Communication cable
A communication cable (K) with a large number of conductor cores (2) includes insulated conductors in which the conductor cores (2) are stranded with one another to form stranded elements (1). A...
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7220332 |
Electrical cable
An electrical cable of the present invention comprises a plurality of spaced, parallel flat conductors. Each of the plurality of flat conductors was previously integral with each immediately...
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7135639 |
Integral slip layer for insulating tape
A non-stick material coated glass slip layer for use in insulating tapes for electrical conductors. A conductive glass tape is interwoven with a non-stick material coated glass tape to form the...
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7084349 |
Insulated power cable
This invention relates to a transformer containing an insulated power cable including a multi-strand cable of a plurality of bundles of uninsulated wires, and electrical insulation sheathing the...
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7041357 |
Selective PCB stiffening with preferentially oriented fibers
Apparatus and methods are presented for reinforcing and stiffening a printed circuit board (PCB) in selected locations by utilizing preferentially oriented fibers. Selected fibers within the...
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6953888 |
Thin coaxial cable and method for its manufacture
A thin coaxial cable is provided comprising an inner conductor; an outer conductor being an electroplated conductive metal layer; a thin electrically insulating layer made of a polymeric enamel...
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6858805 |
Cable with foamed plastic insulation comprising and ultra-high die swell ratio polymeric material
An electrical communications element having a foamed plastic insultation extruded about a conductor with said insulation including at least one component with more than 20% by weight of an...
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6822362 |
Rotary electric machine
A rotary electric machine has a stator winding made of a plurality of segments. The segments comprises a plurality of regular segments regularly arranged to provide a part of the stator winding and...
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6747214 |
Insulated electrical conductor with preserved functionality in case of fire
An insulated electrical conductor with preserved functionality in case of fire includes a metallic conductor, a first glass and/or mica containing layer, which is applied to the conductor, and a...
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6605783 |
Non-metallic transmission cables and method for terminating the same
This invention relates to non-metallic, corrosion-resistant strength systems for underwater power and communications systems and methods for terminating such cables. The strength system comprises...
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6563054 |
Composite cable with a synthetic core for lifting or traction
The invention includes a composite cable having a plurality of strands (10, 12) stranded around a composite synthetic core (5) with a concentric structure. The core (5) has a nucleus (11) formed by...
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6501028 |
Thermal protection forming a heat shield
An electrical conductor covered with an electrically insulating layer and which is required to conduct, for extended durations, a current under high external temperature conditions which can damage...
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6472603 |
Weak current wire
A weak current wire not susceptive to external electromagnetic waves, lightweight, having a relatively small outer diameter, and applicable to electromagnetic wave shield communication cables and...
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6403503 |
Fiberglass cloth resin tape insulation
An improved electrical insulation tape is formed from a sheet of fiberglass cloth having a layer of thermoplastic resin bonded thereto. The thermoplastic resin layer is applied to the fiberglass...
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6180889 |
Abrasion resistant high temperature, flexible thermocouple cable
Abrasion resistant, high strength, high temperature, flexible thermocouple cable comprising two thermocouple wires, a pultrusion of a plurality of aramid fibers, sintered tape, shield, and a water...
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6127632 |
Non-metallic armor for electrical cable
A multiconductor electrical cable, for use in a subterranean wellbore, having which a plurality of electrical conductors, a jacket of insulation material, and a non-metallic armor. The non-metallic...
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6051793 |
Multiple parallel conductor featuring conductors partially wrapped with an aramid or other suitable wrapping material
The invention provides a multiple parallel conductor for windings of electrical motors, including transformers, having individual insulated partial conductors with at least five partial conductors...
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6017627 |
High voltage electric appliance
Disclosed is a high voltage electric appliance comprising electric coils whose conductors are wrapped by an insulating tape with subsequent impregnation of thermosetting resin for the electrical...
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6015954 |
Multi-layer ballistic cable protector
The invention relates to a multi-layer ballistic cable protector in which additional fiber sheathing layers are replaced by hard, impact-resistant or impact-resistance modified plastic sheathing...
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5989702 |
Sandwich insulation for increased corona resistance
A sandwich type insulation for electrical machinery comprising a laminate of a polymeric material such as polyimide which contains particles of an inorganic corona resistant material, said...
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5864095 |
Abrasion-resistant fluoropolymer mixtures
An abrasion-resistant fluoropolymer mixture comprising (A) from 75 to 99% by weight of a fluorocarbon polymer (B) from 1 to 25% by weight of an oxidized polyarylene sulfide and, based on the sum...
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5817982 |
Nonlinear dielectric/glass insulated electrical cable and method for making
A cable (100, 120) for transmitting electrical energy is constructed with a layer (104) of insulating and shielding material made up of pre-impregnated strands, for example glass strands (105),...
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5733823 |
Prepreg for printed circuit board and substrate for printed circuit using said prepreg
There are provided a prepreg for a printed circuit board which comprises a glass cloth impregnated with a flame retardative resin composition comprising a (A) resin composed of a (a) styrenic...
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5705774 |
Flame resistant electric cable
The disclosure herein describes a flame resistant electric cable which is capable of resisting flame temperatures in the neighborhood of 1000° C. for at least two hours; the cable includes at ...
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5635677 |
Series of parallel electrical conductors held together by interwoven braiding
A flat cable comprises a series of parallel electrical conductors (1 to 6) each carrying a spiral-wound tape insulation layer (30). The conductors are held together by braiding formed of a...
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5438164 |
Insulated electrical conductor and method
A high temperature resistant insulated electrical conductor (100) is provided in which a electrostatically deposited layer (6) of fluorocarbon material is disposed about a fiberglass insulation...
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5329605 |
Undersea armored cable
A waterproofed, insulated conductor or cable and a method of fabricating the same using a new slushing compound is described. The waterproofed insulated conductor or cable includes a core with at...
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5105057 |
Insulated magnet wire and method of forming the same
Magnet wire is insulated with a paper insulation sheet which is longitudinally wrapped onto the wire. The paper sheet is precoated on one side with a layer of resinous adhesive dielectric material...
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5075514 |
Insulated thermocouple
An improved insulated thermocouple having no asbestos insulation material. The improved thermocouple and a method for making it are described whereby individual conductors are wrapped with high...
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5008495 |
Electric cable with burn resistant characteristics and method of manufacture
An electric cable is disclosed that has improved burn resistance characteristics. The improved electric cable consists of an insulation portion that has a glass fiber yarn wrapped around the...
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4994632 |
Electric cable with laminated tape insulation
A paper-polymeric material, laminated tape, an electric cable insulated with such tape and a method of making the tape. The tape includes a film of polymeric material to at least one surface of...
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4910361 |
Electric cable with burn resistant features
An electric cable is disclosed that has improved burn resistance characteristics. The improved electric cable consists of a insulation portion that has a glass fiber yarn wrapped around the...
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4810834 |
Tensionproof cable
The disclosed communications cables have tensionproof jackets which consist of tensionproof and axial-compression-resistant tape and an outer plastic covering extruded over the tape. The tape...
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4761520 |
Spiral wrapped insulated magnet wire
Magnet wire substrates (1) are described having a layer of glass fiber (2) wrapped thereon, which has a layer of spirally wrapped and bonded polyester insulation tape (3) as the outermost layer....
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4658089 |
Electrical cable with fabric layer
An electrical cable for a submersible well pump has an internal fabric layer for providing additional hoop strength. The cable has a plurality of conductors. Each conductor is surrounded by an...
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4590025 |
Impregnation of thread-covered wires and braided conductors by extrusion of thermoplastics
The purpose of the invention is to manufacture varnish-bonded thread-covered circular-section and profile-section wires and braided conductors in a manner which is particularly cheap and which...
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4538024 |
Flat multiconductor cable extruded on a wheel
Apparatus for manufacturing ribbon cable having a plurality of filamentous elements comprises a wheel having a circumferential surface interrupted by a plurality of parallel grooves in which the...
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4510348 |
Non-shielded, fire-resistant plenum cable
A relatively small pair size cable (20) comprising at least one insulated conductor (22) is provided with a flame retardant, smoke suppressive non-metallic sheath system (30). The sheath system has...
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4500748 |
Flame retardent electrical cable
Disclosed is a flame retardant electrical cable able to meet or exceed the flame spread requirements of Underwriters Laboratories Tunnel Flame UL 910 while minimizing or eliminating halogen,...
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4497537 |
Electric and/or optical cable
In an electric and/or optical cable for use suspended under water at depths of at least 1,000 m or for direct burial in the ground, each core is surrounded by a water-impermeable barrier comprising...
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4484024 |
Overcoated bulky sleeving and electrical insulation method
An electrically insulating, overcoated bulky sleeve is disclosed comprising a tubular sleeve prepared from bulky (i.e. low density, high surface area) continuous filament yarns and an overcoating....
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4430384 |
Flame resistant insulated electrical wire and cable construction
A flame resistant insulated electrical wire and/or cable construction formed by wrapping a wire or cable conductor with a heat resistant flexible refractory tape comprising a porous base fabric,...
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4399191 |
Thin insulating mica sheet and insulated coil
A thin insulating sheet comprises an associated mica sheet containing 1 to 9 wt. % of a polymer fibril which is melt-bonded to a polymer film or a porous polymer sheet.
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