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WO/2014/056967A1 |
In a system for monitoring the operation of a current loop (2), which is fed by a current source (10) and has a switching element (11), an evaluation unit (13) is arranged at the output of the current loop (2), which evaluation unit is d...
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WO/2014/056597A1 |
The invention relates to an actuator for low-, medium- or high-voltage switchgears with a drive to move at least one movable contact, with mechanical actuation energy transmission elements between the drive and the movable contact system...
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WO/2014/054654A1 |
A switch device comprising: a fixed contact part including a fixed contact point; a moving contact part including a moving contact point; a control button; an operation part including a first end and a second end; and a lock part. Pushin...
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WO/2014/048747A1 |
The invention relates to an actuating device (18) for a vacuum switching tube (12), comprising a connecting element (20), which can be connected to an electric contact (16) of the vacuum switching tube (12), an electromagnetic actuating ...
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WO/2014/048752A1 |
The invention relates to an actuator 1 for a tap changer of an electrical transformer, the actuator comprising: a piston 2, said piston being hollow to define a piston space 3; a cylinder 4 arranged around the piston such that the piston...
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WO/2014/048602A1 |
The invention relates to a pushbutton compact component, comprising an actuating button (2) having a basic body (9), on which at least one guide projection (10) is arranged, and a sleeve (11), in which a locking slide (12) is arranged by...
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WO/2014/048483A1 |
An electrical switch, in particular a medium or high voltage switch, comprises two movable coils {8a, 8b) as well as two movable metal parts (10a, 10b), with the coils (8a, 8b) being arranged, e.g., between the metal parts (10a, 10b). Ea...
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WO/2014/048913A1 |
A short-circuit shutdown switch comprises a load current path provided to carry a load current, a central section arranged between a first predetermined cutting zone and a second predetermined cutting zone in the load current path, and a...
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WO/2014/044222A1 |
A clutch device of a gear transmission system of a circuit breaker spring operating mechanism comprises an energy storage shaft (1), a large gear (4), and a small gear (5). At an energy storage holding position of the large gear, a tooth...
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WO/2014/044739A1 |
The contact systems of circuit breakers for at least one pole are equipped with a movable contact in the form of a contact arm. The contact arm is biased by a contact force spring in order to generate a contact pressure in the closed pos...
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WO/2014/032852A1 |
The invention relates to a command and signalling unit having a control element (18), which has a cylindrical main body (21), and a holding device (1) for fastening the control element (18). The invention is distinguished by the fact tha...
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WO/2014/032581A1 |
Disclosed is a transfer switch appliance, installed between a primary side power source and a backup side power source, comprising: a front base, a rear base, a contact system, and an operating system. The front base and the rear base de...
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WO/2014/032790A1 |
The invention relates to an electromagnetic actuator (1) for a medium voltage vacuum circuit breaker (2), comprising at least one movable ferromagnetic plunger (3) which is guided by at least one axis (4) in a ferromagnetic frame (5), wh...
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WO/2014/032888A1 |
The invention relates to a force accumulator for an on-load tap changer. The force accumulator has a first gear arranged on a rotatable drive shaft. The first gear drives a crank by means of at least one additional gear. The crank is mec...
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WO/2014/026693A1 |
The invention relates to a footswitch unit (1) comprising a footswitch (2) and a footswitch extender (3), which footswitch extender (3) comprises an opening (4) ar- ranged to accommodate said footswitch (2), wherein an actuation portion ...
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WO/2014/020287A1 |
The invention relates to an actuator device (1) for at least one electrical device for a line having a housing with the same profile adjacent thereto on an attachment rail, said protection device comprising a mechanical lock for cutting ...
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WO/2014/016044A1 |
The invention relates to a spindle drive for linearly moving a drive rod. Said spindle drive comprises a threaded spindle, a threaded nut interacting therewith, and a coupling block which is connected to the drive rod and the threaded nu...
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WO/2014/013588A1 |
A push-button structure is provided with: an anchored section (2) that is anchored to a panel (6) and supported thereby; first arm sections (3a) that extend from both ends of the anchored section (2) in a cantilever manner, and both end ...
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WO/2014/005688A1 |
Control device comprising a switch (2) with a rotary control stem (20) having a diametral slot (21) extending along a reference plane (P), a moulded plastic knob (3) comprising a housing accepting the control stem, the housing comprising...
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WO/2014/005611A1 |
The invention relates to an electrical contactor 1, particularly for use in railways, having a stator 2 and an armature 3, said armature 3 being connected to a contact region 4a, 4b and being movable from a first to a second position dur...
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WO/2014/005908A1 |
The invention relates to an electromechanical low voltage switch comprising a moveable switching element (10) which comprises an electrically conductive support (12) and at least one contact electric piece (8, 9) which is arranged on sai...
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WO/2014/001160A1 |
A switching arrangement has a first switching contact set (3, 4) that comprises a rated current contact piece (7, 8) and an arcing contact piece (9, 10). The arcing contact piece (9, 10) and the rated current contact piece (7, 8) of the ...
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WO/2014/002976A1 |
In the present invention, in order to realize a high-reliability open-and-close switching mechanism and to enable a lock pin end part to be prevented from moving in reverse even when a stepped portion on a cam groove bottom surface shows...
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WO/2014/001029A1 |
In order to design a three-position load isolating switch for medium-voltage switchgear assemblies, which three-position load isolating switch can be produced in a cost-effective manner with a compact construction, a three-position load ...
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WO/2014/000790A1 |
An actuator system for actuating a high voltage current interrupter is disclosed. The actuator system comprises a transmission link for transmitting kinetic energy from a force provision system to a moveable contact of the current interr...
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WO/2013/165950A9 |
A tamper-resistant or tamper-evident keypad device for use in secure transactions. The keypad comprises multiple security mechanisms to prevent tampering to the device, and thus access to users' private information. The keypad is made of...
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WO/2013/178332A1 |
The invention relates to a control device including: a switch (60) having a body (6) and a rotary control rod (1) extending along an axis A, said control rod being made of a plastic material; a button (2) made of molded plastic and inclu...
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WO/2013/174568A1 |
Arrangement of vacuum switching tubes (3, 3a, 3b) in a load transfer switch (1), wherein in each case one cam controller (5) comprising a control cam (7) and a lever bearing (10) for operating a moving contact (13) is associated with in ...
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WO/2013/174567A1 |
The invention relates to an energy store for an on-load tap-changer, said energy store comprising a first toothed wheel which is arranged on a rotatable drive shaft and which drives a crank by means of at least one additional toothed whe...
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WO/2013/165426A1 |
Embodiments disclose a circuit breaker shock absorber apparatus configured to absorb impact due to blow-off of one or more circuit breaker contact arms. The circuit breaker shock absorber apparatus has a base directly or indirectly coupl...
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WO/2013/159819A1 |
A driving device suitable for a current switching device including one or more poles each having a fixed contact and a movable contact, comprises a cams arrangement (2) configured for imparting to each movable contact a respective closin...
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WO/2013/160409A1 |
It comprises a fixed contact and a mobile contact, a rigid drive shaft (8) that drives the mobile contact, a first elastic means for driving the mobile contact, and a torsion rod (2) for driving the drive shaft, the torsion rod (2) being...
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WO/2013/160272A1 |
The invention relates to a spring-type control for high- or medium- voltage electrical apparatus furnished with a free coupling device allowing respectively coupling during the loading of the spring(s) (11) and decoupling during the load...
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WO/2013/156186A1 |
An emergency opening device suitable for manually opening a switching device comprises: - striking rod means for transmitting an opening-striking-force to an electromagnetic actuator which is operatively connected to electrical contacts ...
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WO/2013/154824A1 |
Linkage structure is provided for connection between an operating mechanism and at least one actuating assembly of a circuit breaker for opening and closing a movable electrical contact of a pole assembly associated with the actuating as...
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WO/2013/143620A1 |
The present invention relates to an electrical circuit switch (10) comprising: a first movable element (11) configured for being movable by a force (F) applied to said first movable element, said force having a direction (D1) parallel to...
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WO/2013/139597A1 |
The invention relates to a line protection switch (1) for protecting an electrical load circuit from an over-current which exceeds a permissible load current. In order to provide a structurally simple, compact and rapidly actuating line ...
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WO/2013/139169A1 |
Disclosed are a method and a structure for acquiring movement signals of different mechanical apparatuses. The structure consists of a conical sliding element, a conductor element, a case element, and a rigid linear element. The external...
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WO/2013/139420A1 |
The invention relates to a switch spring arrangement for operating a switch, comprising a first spring arm that can be actuated by a card, and at least one second spring arm, with a contact dome at the free end thereof, for operating a s...
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WO/2013/139277A1 |
A method for installing a key structure apparatus and the key structure apparatus installed using the method. The key structure apparatus comprises a keycap (100), a support element I (700), a support element II (800), and a support plat...
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WO/2013/135505A1 |
In order to develop a switching device (1), in particular a load interrupter for medium-voltage switchgear assemblies, comprising a main contact system (4) and a quenching contact system (5) connected in series to the main contact system...
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WO/2013/135284A1 |
The invention relates to a method for ensuring an electrical contact (26) in a charging device (1) for charging a vehicle battery (3) of a vehicle (5) which can be electrically driven is not live. In this method, the electrical contact (...
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WO/2013/137201A1 |
A switch configured from a base (10) on which a concave part (11) having multiple secured contact points (16 to 20) on the inner circumference surface is disposed, and a conductive operation body (30) housed in the concave part (11) of t...
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WO/2013/131610A1 |
The invention relates to a hydromechanical storage module for a stored-energy spring mechanism of a high-voltage circuit breaker comprising two support plates (3, 4) between which a gear module (1) and a helical spring arrangement (6) ar...
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WO/2013/131630A1 |
A rotary actuator (1), in particular for a motor vehicle, comprises an actuating element (2) which can rotate about an axis (3), and a position sensor (8) which detects the position of the actuating element in circumferential direction, ...
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WO/2013/127052A1 |
A coding knob and a manufacturing method thereof. The coding knob comprises: a polystyrene knob cap (1001) and a polystyrene knob shaft (1002). A hollow portion (1003) is provided inside the knob shaft (1002) in a direction parallel to a...
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WO/2013/098537A9 |
This control device is intended to be connected to a deactivatable electrical supply source. The device comprises a circuit (24) for supplying the load intended to electrically connect the supply source and the load. Said circuit (24) co...
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WO/2013/120732A1 |
A switchgear arrangement includes an interrupter unit (2). Said interrupter unit (2) is provided with a first and a second switching contact piece (7, 8, 9, 10) which are movable relative to one another. A switching-gas duct that runs th...
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WO/2013/121313A1 |
A method, apparatus, computer program, cable and system are provided for: receiving a signal relating to a detection of a touch on a cable; determining a location on the cable of the touch; and controlling an apparatus, which is in commu...
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WO/2013/120238A1 |
A cushion for a high-voltage switch comprises a cylinder (3) with an opening at an upper end. A piston (9) is axially sealed in the cylinder in a sliding manner, a spring (6) is urged between the piston and the bottom of the cylinder, an...
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