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7473863 High voltage operating rod sensor and method of making the same  
Methods and system for making and using vacuum switching devices are disclosed. A vacuum switching device has an operating rod for actuating a movable electrical contact within the device. The...
7310221 Switching installation provided with an electrically insulating barrier  
A switching installation ( 5 ) having a circuit breaker ( 12 ), which is connected to a cable connection ( 33 ), and optionally a disconnector ( 14 ) for making or breaking a conductive connection...
7262362 High voltage device with a particle trap  
The high-voltage switching device used in one installation position and has metallic encapsulation ( 10 ) a switching gap ( 4 ) and a particle trap ( 1 ) for holding foreign body particles ( 2 ),...
7205499 Device for fixing a shield in an electric switch, in particular a vacuum switch  
The present invention relates to a device for fixing a shield in a switch, said switch being housed in an enclosure comprising a cylindrical part closed by two end parts forming covers, said...
6930270 Connection area between housing parts of a vacuum interrupter, and a vacuum interrupter having a connection area of this type  
The aim of the invention is to optimize, in vacuum interrupters, the connection area ( 12, 13, 14 ) between housing parts ( 2, 3, 4, 5 ), which are coaxially assigned to one another, with regard to...
6888086 Solid dielectric encapsulated interrupter  
A current interrupter assembly includes an insulating structure, a current interrupter embedded in the structure, a conductor element embedded in the structure, a current interchange embedded in...
6867385 Self-fixturing system for a vacuum interrupter  
A vacuum interrupter includes end covers having a curved or looped portion, which serves to connect a coil segment of the vacuum interrupter to a ceramic envelope of the vacuum interrupter, and...
6828521 Method for increasing insulation level in an encapsulation  
A switchgear assembly includes a vacuum interrupter assembly having an internal switching contact. A conductive current exchange is in electrical contact with the switching contact, and the current...
6762388 Vacuum cartridge for an electrical protection apparatus such as a switch or circuit breaker  
The present invention relates to a vacuum cartridge for an electrical protection apparatus such as a switch or a circuit breaker, said cartridge comprising an enclosure of substantially cylindrical...
6747234 High voltage interrupter  
A circuit interrupter including a housing having an internal cavity. The internal cavity includes a space at a first end thereof, and includes an internal wall extending from the space to a second...
6635841 Metal-ceramic composite and vacuum switch unit using the same  
A metal-ceramic composite is provided in which a solder layer and a ceramic member are held in contact with each other at an annular area extending along an entire circumference of an axial end...
6498314 Vacuum switch and vacuum switchgear using the same  
A vacuum switch comprises a first vacuum container containing therein a circuit breaker, a second vacuum container containing therein the first vacuum container and grounded, and a third vacuum...
6492609 Power station switch with a radiator/heat-exchanger  
A power station switch having high nominal current, the switch comprising a break chamber containing a dielectric gas under pressure and mounted inside a protective sheath which may optionally...
6476338 Vacuum switch  
A third electrode ( 8 A) is soldered, via a support fitting ( 9 ) onto the inner surface of a support part ( 1 a ) which projects into the intermediate part of the inner surface of an insulation...
6407908 Gas-insulated circuit breaker and gas-insulated switch-gear having the same  
In order to provide a good gas-insulated circuit breaker which is compact and easy in assembling and preparation, a gas-insulated circuit breaker 100 is constructed with a grounded enclosure 104...
6395990 Insulating carriers for vacuum circuit breakers  
The insulating bases are provided by pole shells for accommodation of vacuum contactors, with the pole shells each having an enclosure profile which is curved inward and, for detachable connection...
6046422 Vacuum interrupter with a vapor shield associated with the insulator  
A vacuum interrupter is provided. The vacuum interrupter includes a housing part that surrounds contact members and a vapor shield associated with the insulator, the housing part and the vapor...
6043446 Vacuum switch including shield and bellows mounted on electrode support structure located in electrode circumferential groove  
An assembly and associated method are provided for use with the stationary and moveable contact sub-assembly portions of a vacuum interrupter. This assembly employs a groove machined...
5864108 Vacuum switch assembly including housing insulating support  
A power switch module designed to be mounted in gas-filled containers of gas-insulated switchgear is provided, wherein each vacuum switch tube of the power switch has a corresponding rectilinearly...
5847347 Vacuum interrupter  
To allow soldering of all parts of the housing including the tubular shield of a vacuum interrupter in a single operation, the metal cap (9) made of silver-plated copper enclosing the two contacts...
5767451 Insulating support for vacuum switch tubes  
An insulating support is provided for vacuum switch tubes with actuator units to be used in switchgears, in particular in gas-filled units. The insulating support has a flatbed-type extruded...
5753876 Clad end seal for vacuum interrupter  
A clad end seal for a vacuum interrupter comprises a disk-shaped base portion made of at least two clad metal layers and a cylindrical sidewall portion extending therefrom comprising one of the...
5661281 Vacuum-type interrupter having an annular insulator  
To be able to reliably switch high short-circuit currents in the case of a vacuum-type interrupter of small construction, first of all the annular insulator (6), which together with two cap-like...
5594224 Vacuum circuit interrupter  
A low cost and highly reliable vacuum circuit interrupter and a method of manufacturing the same improve production efficiency and vacuum tight sealing property of the vacuum circuit interrupter....
5585611 Interrupter assembly  
An interrupter assembly comprises an interrupter switch and at least one condition sensing device embedded within a body of solid dielectric material. Preferably, the solid dielectric material is a...
5543598 Switch having a vacuum interrupter  
A switch has a vacuum interrupter and a switch housing which holds the vacuum interrupter between two supply terminals. The vacuum interrupter contains a tubularly constructed, evacuated housing...
5510592 Vacuum switch  
A vacuum switching chamber includes a switching chamber housing having two housing parts. The two housing parts are constructed in the shape of pots or bells and each have a base which encloses an...
5170885 Insulating housing structure with an improved bushing for a conductor  
To improve the high voltage strength of conductor bushings on an insulating housing structure, the outer surface of the housing structure is depressed all around the bushing aperture and is...
4937405 Vacuum switch chamber  
A vacuum switch chamber includes a ceramic body having two ends, two cylinder halves defining an encompassing parting line between the halves and an internal groove along the parting line. Metal...
4896008 Vacuum discharge device  
A vacuum discharge device comprising an insulating envelop having metallic layers formed by a metallizing process respectively on the opposite ends thereof, electrodes disposed within the...
4880947 Vacuum interrupter with simplified enclosure and method of assembly  
An electrical vacuum interrupter comprising a pair of separable contacts enclosed within a vacuum enclosure whose walls have joints formed of a polymeric material which can maintain sufficient...
4795866 Vacuum tube switch which uses low temperature solder  
A vacuum switch tube wherein at least one part which separates the interior of the tube from the environment is soldered to the housing of a vacuum switch tube so as to be vacuum-tight with a soft...
4757166 Vacuum interrupter with ceramic enclosure  
A vacuum interrupter characterized by an all-ceramic envelope forming an evacuated chamber in which a pair of separable contacts are disposed. The envelope is comprised of two substantially half...
4630361 Process for preparing a vacuum switch tube  
A pre-assembled vacuum switch tube having a clearance between a stationary electrode rod and end plate is firstly prepared by forming an enlarged diameter part in the stationary electrode rod at a...
4618749 Solid insulator-type vacuum switch gear  
A vacuum switching apparatus having a pair of terminal members extending from a housing made from a fully solid insulating material such as epoxy resin, and forming an outer housing for the vacuum...
4593164 Housing of a vacuum switching tube  
A housing of a vacuum switching tube containing switch contacts or contact leads includes at least one insulator having a given temperature coefficient and a connecting surface, at least one...
4557529 Vacuum interrupter guide bushing retainer means  
A retainer member formed from wire or sheet metal secures the movable contact rod guide bushing to the end plate closure of a vacuum interrupter.
4528432 Vacuum interrupter  
A vacuum interrupter, an envelope of which includes a pair of electrical lead rods of copper or copper-based alloy, one lead rod being brazed vacuum-tight to one end plate via a first tubular...
4492837 Guide means for the movable contact rod of a vacuum interrupter  
A vacuum interrupter comprises an end plate having a central opening through which a movable contact rod extends. A tubular metallic bellows surrounds the contact rod and includes a plurality of...
4482790 Vacuum interrupter  
A vacuum interrupter (10) has a metallic member (11, 13) for a vacuum envelope and an insulating member (12a, 12b) for the vacuum envelope, made of unglazed insulating ceramics. A pair of separable...
4481390 Vacuum circuit interrupter  
A vacuum circuit interrupter includes a cylinder made of a metal relatively easy to deform plastically, and first and second insulating disks closing the ends of the metallic cylinder to form...
4433203 Electrical insulator with water-repellent oil-bleeding insulation bands  
An electrical insulator for use in dirty or wet environments. The insulator has a substantially cylindrical outer peripheral surface upon which is disposed a plurality of water-repellent...
4394554 Vacuum circuit interrupter  
A vacuum interrupter for electric power having a vacuum vessel into which a pair of electrode holders each having an electrode contact brazed to the end thereof are in contact with each other when...
4158911 Method of manufacturing a vacuum-type circuit interrupter  
The following method is used for manufacturing a vacuum-type circuit interrupter that comprises: (i) an envelope comprising a glass casing and an annular metal disc imbedded in the glass and (ii) a...
4114127 Current interrupting apparatus  
A current interrupting device having improved contact life incorporates a thermostatic member adapted to cause electrical contacts to move into and out of engagement depending on the temperature of...
4075448 Cell bypass switches for electrochemical cell systems  
An electrochemical cell circuit has vacuum interrupter cell by-pass switches provided in order to prevent the impurities in the environment, caused by leakage from the electrochemical cells, from...
4039792 Compact high-current vacuum circuit interrupter comprising a metal housing that is electrically connected to one contact of the interrupter  
A vacuum interrupter having a current interrupting rating exceeding 20,000 amperes r.m.s. comprises an evacuated envelope and first and second disc-shaped contacts within the envelope. The envelope...
4037187 Metal clad insulating circuit breaker  
A casing is divided and disassembled into the desired numbers of solid state insulating material units each of which is aligned with the others, with tapered end portion of the solid state...
4002867 Vacuum-type circuit interrupters with condensing shield at a fixed potential relative to the contacts  
A vacuum-type circuit interrupter has a condensing shield which is maintained at a predetermined potential relevant to the separable contacts by the use of resistance means, which are tapped off to...
3996437 Vacuum contactor for motor control and method of making  
A vacuum contactor for motor control applications and method of making the same that produces a switch of minimum size and extremely long mechanical life. This method comprises the step of heating...
Matches 1 - 50 out of 73 1 2 >