| Patent Number |
Title Of Patent |
Date Issued |
| 7102471 |
Electrical power breaker with a switching contact arrangement having a current loop |
September 5, 2006 |
| A power breaker includes a switching contact arrangement having a current loop in order to allow a force dependent on the current to act on the contact members. For this purpose, sections, which are arranged parallel to one another and such that they are arched and concentric, are arrang |
| 6870113 |
Latching mechanism for locking a spring energy store |
March 22, 2005 |
| A latching mechanism is for locking a spring energy store of an electric switching device. The store is tensioned by a rotary drive and an extensible lever system. In the latching mechanism, the extensible lever system is locked with the spring energy store under tension by way of a |
| 6831240 |
Drive train for a displaceable contact on an electrical power breaker |
December 14, 2004 |
| A drive train is for a displaceable contact on a breaker contact arrangement in an electrical power breaker. A coupling element displaceable against a stop and arranged between the moveable contact and corresponding drive element is provided with an anti-bounce device, including a ca |
| 6788172 |
Device for controlling the closing of a power circuit breaker |
September 7, 2004 |
| A device is for controlling the closing of a power circuit breaker according to operational parameters. The device includes an indication element for indicating the readiness for closing and a coupling element which interacts with the indication element. The operational parameters, f |
| 6777636 |
Low-voltage power switch with a bearing arrangement for a switch shaft |
August 17, 2004 |
| A low-voltage power switch, includes a drive device, fixed by way of a supporting framework and an associated switch shaft, fixed by way of two axially external bearing sub-assemblies, to the switch pole sub-assembly. In order to ensure that the fitting corresponds to a position based on |
| 6734378 |
Operating shaft for a multiple electrical power circuit breaker and method for its production |
May 11, 2004 |
| An operating shaft (1) for operation of switching contacts in a multipole electrical power breaker has a shaft tube (2), which is intended to provide a rotating bearing, and levers (4) which project from it and are composed of dye-cast metal. These levers (4) are mounted on the shaft tub |
| 6492888 |
Power circuit breaker with an actuating shaft |
December 10, 2002 |
| A low-voltage circuit breaker has a contact arrangement, a drive mechanism for actuating the contact arrangement , and an actuating shaft, which is used for transmitting a drive force from the drive mechanism to the contact arrangement. A bearing device for the actuating shaft has at lea |
| 6380830 |
Low-voltage circuit-breaker with a retrofitted power-driven lift |
April 30, 2002 |
| A low-voltage circuit breaker includes a retrofittable motor reset mechanism. Its output shaft can be coupled to a charging shaft, mounted in a bearing block, of the spring energy store of the low-voltage circuit breaker. Centering elements are provided on a flange of the bearing block |
| 6252186 |
Insertable and retractable switching device comprising a blocking bar which prevents wrong opera |
June 26, 2001 |
| A switching device has a closing device and a traversing mechanism for insertion and retraction relative to an insertion frame, where the said devices can be operated only in the OFF state of the switching device. A blocking bar having a cam element that cooperates with a carrier of an O |
| 5924323 |
Lever arrangement to transmit a driving force |
July 20, 1999 |
| A lever arrangement for transmitting a driving force to a switch contact of a power switch has parallel bearing plates with limiting parts mounted on them to reduce the distance between the bearing plates locally to a distance suitable for guiding hinge-connected levers. Hinge pins of th |
| 5912444 |
Switch racking mechanism with interlock |
June 15, 1999 |
| A device for affecting a traveling system of a switching device, which blocks the traveling system to prevent its operation when a door of a switchboard cell is opened. The device includes a blocking lever mounted on the traveling system and a push rod that can be operated by the door. |
| 5895898 |
Device for mutually locking the actuation of at least two power switches |
April 20, 1999 |
| A device for mutually locking the actuation of at least two power switches. The device includes an energy accumulator, such as a spring, assigned to each of the power switches and loaded by the rotation of a switching shaft, to thereby actuate a flexible transmission leading to an evalua |
| 5847341 |
Evaluation apparatus for a powder switch mutually locking system |
December 8, 1998 |
| An evaluation apparatus for the transmission of mechanical motion used in a system for mutually locking power switches. The apparatus has a first input slide with a coupling member, which can be detachably installed as a driver for an output slide. A guide is provided on a carrier for a |
| 5847340 |
Power switch mutually locking arrangement |
December 8, 1998 |
| The arrangement for mutually locking the actuation of at least two power switches (A, B, C) has a position indicator (7) and an evaluation apparatus (10) for each power switch (A, B, C). A carrying plate (6) accommodating the position indicator (7) and the evaluation apparatus (10) i |
| 5743385 |
Drive device with a locking device to prevent switch shaft rebound |
April 28, 1998 |
| A locking device is fitted in a drive device of a power switch to prevent the switch shaft from rebounding from its off position. The locking device (6) comprises a retainer (7) on the switch shaft (1) and a clamp (10) pivotable about a fixed bearing. The clamp (10) has an arc-shaped ape |
| 5735611 |
Bearing arrangement for an operating shaft |
April 7, 1998 |
| A bearing arrangement for an operating shaft of a multi-pole electric switching device with a chassis formed by central and outer walls that are parallel to each other. The bearing arrangement comprises shaft bearings in the form of half-shells. The central walls, which are designed to |
| 5608365 |
Multi-pole low-voltage power switch with a switching shaft |
March 4, 1997 |
| A multi-pole low-voltage power switch designed with several switching chambers per pole and a common switching shaft which acts for the pole units is formed by the switching chambers. The switching shaft is made up of shaft sections which correspond to the pole units. While the central |
| 4788453 |
Arrangement for the logical interlinkage of mechanical signals |
November 29, 1988 |
| Mechanical signals which are made available in the form of limited travel distances can be fed, for obtaining at least one output variable, to an arrangement in which plungers assigned to the input variable are arranged in space parallel to each other, wherein a slide movably guided like |
| 4750375 |
Drive device for a circuit breaker with a ratchet wheel |
June 14, 1988 |
| A drive device for a low-voltage circuit breaker comprises a ratchet wheel with teeth which are engaged by a transporting ratchet by a periodic back-and-forth motion of a cage having the transporting ratchet disposed thereon. A stepwise rotation of the ratchet wheel for cocking an energy |
| 4729248 |
Lever arrangement for transmitting limited tilting motions |
March 8, 1988 |
| A lever arrangement comprises a bearing pin and a supply space arranged next to the bearing opening of at least one of the levers and which contains a high-viscosity lubricant. In the operation of the lever arrangement with alternating tilting direction, the lubricant arrives, due to |
| 4703137 |
Electric switchgear with a pull-out frame and a switching device that can be inserted therein |
October 27, 1987 |
| A pull-out frame for a switching device with a threaded spindle and a tripping device which can be actuated by a tool provided for actuating the threaded spindle. In the switching device, a coupling member is arranged which transmits the motion of the tripping device of the pull-out fram |
