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7709743 |
Integrated insulator seal and shield assemblies
An integrated insulator sealing and shielding assembly includes a rubber housing having a plurality of radial weathersheds and a tapered end adjacent an endmost radial weathershed. A metal fitting...
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7525048 |
Protection device for chains of insulators of high-voltage transmission lines
Device for the protection from effects of an electric field, of the metal parts of chains of insulators of already mounted and operational high-voltage transmission lines includes: a...
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6455782 |
Apparatus for preventing coronal discharge
An improved apparatus for deconcentrating an electric field, surrounding a high voltage insulator. A clamp assembly centrally formed within a coronal ring permitting positive placement of the...
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6346677 |
High-voltage bushing provided with external shields
A high-voltage bushing for insulating a conductor going through a metallic wall is described herein. To allow a conventional current transformer to be used to monitor the current flowing through...
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6108187 |
Electric power transmission line with protection devices against lightning overvoltages
An electric power transmission line with protection devices against lightening overvoltages in the form of a lighting arrester with a surface discharge. Having a relatively long discharge path, the...
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5548089 |
Bushing for gas-insulated switchgear
A bushing wherein the voltage stress across the surface of the bushing is alleviated by placement of a layer of insulating material in direct contact with the surface. The insulating material is...
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5023399 |
Support assembly including a stress limiter for non-metallic cable, and method of fitting the stress limiter
A support assembly for non-metallic cable incorporating a metallic support fitting and a preformed metallic stress limiter, the latter including a generally mushroom-shaped hollow body having a...
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4705918 |
Corona shield and transmission line provided with corona shields
A corona shield assembly for connection to various portions of a transmission line subassembly having two sets of oppositely mounted corona shields, each corona shield being bolted directly to a...
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4531018 |
High voltage electrical insulator with arcing horn
A high voltage arcing horn device for safely dissipating electrical arcs caused by power surges in high voltage power lines, the device being provided with a first rigid electrode electrically...
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4506110 |
High voltage corona shield
A corona tube is provided wherein the tube is flexible so that it can fit on any three dimensional container rim. The tube can be a flexible steel tube which is a standard commercial variety of...
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4413165 |
Outdoor high voltage circuit breaker
In order to prevent sparking or corona effects in the high voltage carrying parts of the outdoor high voltage circuit breaker, shielding electrodes are provided. The shielding electrodes are...
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4396968 |
Fused distribution power system with clamp device for preventing arc damage to insulated distribution conductors
An insulated distribution conductor separated from the substation by one or more fuses is protected from arc damage by a clamp device having sufficient mass to absorb the arc energy and thereby...
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4396794 |
Arc protection clamp and arrangement for covered overhead power distribution lines
A covered distribution wire is provided with a clamp device having sufficient mass to provide conductor protection against damage from fault current arcs over a section of the conductor where the...
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4258407 |
Lightning arrester device for power transmission line
A lightning arrester device comprises a serial connection of a non-linear resistor and a linear resistor as a lightning arrester and a pair of electrodes disposed at both ends of the lightning...
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4255615 |
Dielectric corona rings
A dielectric corona ring to provide field shaping by spreading or deconceating an electric field for reduction or elimination of ionization of air near a high voltage insulator.
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4072832 |
Control electrode for high-voltage apparatus
The invention is directed to a control electrode for high-voltage apparatus which alters the electric field in the vicinity of the voltage-carrying parts. The control electrode includes a formed...
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3909624 |
Split-ring marx generator grading
Metallic tubing bent to a shape consistent with the cross-sectional shape of a Marx generator, tubing is split into two symmetrical halves and insulated; two halves combined have an initial DC...
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3878321 |
High voltage electric insulator termination constructions
An end-fitting electrode for a high voltage insulator has a nose spigot and outside this spigot is positioned an electrically conductive nose ring which is flexibly and electrically connected with...
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3832482 |
EHV RAIN-SHIELD AND VOLTAGE GRADING RING FOR HIGH-VOLTAGE EQUIPMENT
A combined rain-shield and voltage grading ring is provided for the upstanding insulating column of a high-voltage circuit interrupter, or of other high-voltage equipment, to provide a variety of...
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3828116 |
INFLATABLE CORONA RING AND CABLE TERMINATION METHOD EMPLOYING SAME
To terminate high voltage cables for testing, an infaltable tubuar annulus such as the inner tube of a tire, but with a corona resistant outer surface, is applied as a corona ring at the line where...
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3791859 |
STRESS GRADING COATINGS FOR INSULATORS
A stress grading coating for insulators comprising a non-linear semiconducting coating, such as silicon carbide, or the like using a glass binder having a fusion temperature of less than 850°C.
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3778538 |
INSULATING ARRANGEMENT FOR INCREASING BREAKING VOLTAGE STABILITY OF HIGH VOLTAGE INSTRUMENTALITIES
A high voltage instrumentality including electrodes having wide sparking distances and inhomogeneous field lines between them in air. An insulating arrangement provides a guided path for premature...
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3775553 |
TILTABLE CORONA RING ASSEMBLY
A split, generally elliptically-shaped corona ring has a bearing member secured at each end thereof to permit rotational movement of the ring relative to a transmission line yoke plate. Bolts are...
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3773967 |
REACTION DAMPER FOR OVERHEAD ELECTRICAL TRANSMISSION LINES
A corona and vibration suppressor in the form of a hollow metal spherical body supported on an electrical cable for limited movement in any direction to reflect sensed vibrations back along the...
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3721748 |
DEVICE FOR UPGRADING THE CORONA RESISTANCE OF GROUNDING STUDS
The device is for upgrading the corona resistance of grounding studs used in the distribution of electrical power to and from substations so that, as voltages are upgraded to what are commonly...
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3629488 |
CORONA-IMPEDING CONNECTOR DEVICE FOR HIGH VOLTAGE UTILITIES
The disclosure relates to a connector device for impeding corona discharges in high voltage utility lines in the region of 230 Kv. which can be installed by the use of a hot stick and a hot stick...
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3600503 |
DOWNLEAD INSULATOR
A downlead insulator for supporting pole line hardware has a hollow tubular cross section and is made of fiberglass reinforced resin. A plastic sleeve on one end fits into a hole in the pole and...
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3586903 |
SPARK GAP DEVICES
Electrical devices and methods and apparatus for making the same, involving the support of conductive portions in an insulating member. Spark gap devices are constructed by moving heated rigid...
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3547386 |
HINGED SUSPENSION CLAMP
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3530265 |
SHIELDING FOR VERTICAL BREAK SWITCHES OF HIGH VOLTAGE RATING
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3530264 |
VERTICAL REACH DISCONNECT SWITCH
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3508022 |
HIGH VOLTAGE CIRCUIT INTERRUPTER WITH GRADED INSULATING OPERATING RODS
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3664620 |
VIBRATION DAMPENING CLAMP FOR ELECTRICAL TRANSMISSION AND DISTRIBUTION LINES
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D167063 |
Title is not available
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D200575 |
Title is not available
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3471633 |
COMBINED CONDUCTOR SUPPORT AND CORONA SHIELD
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3471632 |
AMBIENT DEIONIZING APPARATUS FOR INSULATORS
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3470308 |
HIGH VOLTAGE INSULATING COLUMN WITH POTENTIAL DISTRIBUTION RINGS
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3467205 |
Y-TYPE CLEVIS YOKE FOR ELECTRIC POWER TRANSMISSION LINES
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3459881 |
PROTECTIVE RAIN SHIELD AND ELECTRIC FIELD GRADING APPARATUS FOR USE ON A HIGH VOLTAGE INSULATOR
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3458646 |
CORONA CAP
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3437741 |
TILTING CORONA SHIELD
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3383459 |
Anticorona suspension clamp
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3333220 |
Corona shielding means for magnetic cores
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3308228 |
Line spacer, damper and corona eliminating means
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3300575 |
Conductor suspension assembly
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3270123 |
Bundle conductor system with improved spacer
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3270124 |
Electrical connector for suspension apparatus
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3261582 |
Conductor cable suspension clamp
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3260795 |
Apparatus for suspending a conductor from an insulator
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