EATON ELECTRICAL IP GMBH & CO. KG Patent applications |
Patent application number | Title | Published |
20150318130 | TRIGGER DEVICE FOR A POWER SWITCH - A trigger device for a power switch includes a bi-metal which is arranged near to a current path of a power switch in order to control triggering, as well as a bi-metal mounting device into which the bimetal is inserted and which is designed to enclose the bi-metal, in an arrangement substantially parallel to a current path of a power switch, such that heat radiated from the current path heats the bi-metal more or less across its whole length. | 11-05-2015 |
20150189715 | METHOD FOR CONTROLLING A MULTI-COLOR SIGNAL ASSEMPLY, AND MULTI-COLOR SIGNAL ASSEMBLY - A method for controlling a multi-color signal assembly with a multi-color LED, a connection for voltage supply, and a control input. The control input is connected to a control output of a first control unit for controlling the signal assembly by pulse-width modulation signals (PWM signals) or to a signal assembly control output by the bus communication. After a supply voltage U | 07-02-2015 |
20150129548 | SWITCHING DEVICE WHICH IS SUITABLE FOR DC OPERATION - A switching device suitable for DC operation includes at least a pair of contacts having a first and second contact, wherein at least one of the two contacts is mobile and the two contacts are in contact with one another in a switched-on state and are not in contact with one another in a switched-off state, having an arc driver arrangement which generates a magnetic field at least in the region of the pair of contacts, and comprising a first arc guiding arrangement by which an arc which is produced between the contacts is guided in a first current direction to a quenching device for quenching the arc, wherein a second arc guiding arrangement is provided, by means of which an arc which is produced between the contacts is guided in a second current direction, which is opposite the first current direction, to said quenching device for quenching the arc. | 05-14-2015 |
20150048911 | PERMANENT MAGNET ASSEMBLY FOR AN ARC DRIVER ASSEMBLY AND SWITCHING DEVICE - A permanent magnet assembly for an arc driver assembly of an electric switching device, having a permanent magnet and a cover made of electrically insulating material, wherein the cover is connected directly to the permanent magnet. | 02-19-2015 |
20150014132 | SWITCHING DEVICE HAVING AN EXTERNAL MODULE - A switching device, wherein the switching device has a switch cabinet, which has a switch cabinet housing, a switching apparatus that is attached in the switch cabinet, and an external module. The external module is attached to the switch cabinet housing and connected to the switching apparatus. The external module also comprises a display element and/or an operating element. The display element is visible from outside of the switch cabinet housing, and the operating element can be operated from outside of the switch cabinet housing. | 01-15-2015 |
20140360982 | SWITCHING DEVICE WHICH IS SUITABLE FOR DC OPERATION - A switching device suitable for DC operation includes at least one pair of contacts having a first contact and a second contact, wherein at least one of the two contacts is mobile and the two contacts are in contact with one another in a switched-on state of the switching device and are not in contact with one another in a switched-off state of the switching device, further having an arc driver arrangement for generating a magnetic field and an arc guiding arrangement for guiding an arc, which is produced between the contacts, to a quenching device. The problem of quenching arcs independently of the current direction in just one individual quenching apparatus in each case is solved with a substantially homogeneous magnetic field which is generated by permanent magnets. | 12-11-2014 |
20140347151 | SWITCHING DEVICE SUITABLE FOR DIRECT-CURRENT OPERATION - A switching device having a housing; a first and second contact, at least one of the contacts movable, both in contact when switched-on and not in contact when switched-off; an arc driver assembly producing a magnetic field at least in the area of the contact pair; a first arc conducting assembly which produces an arc between the contacts in a first current direction conducted to a first quenching apparatus for quenching the arc; and a second arc conducting assembly which produces an arc between the contacts with a second current direction opposite the first current direction conducted to a second quenching apparatus, the two arc conducting assemblies each comprising at least two conducting plates, of which at least a first is immovably in the housing and a second is connected at least partially rigidly to a bridge assembly and is movably arranged in the housing. | 11-27-2014 |
20140344465 | SUBSCRIBER FOR USE IN A DIGITAL TRANSMISSION SYSTEM, DIGITAL TRANSMISSION SYSTEM AND METHOD FOR DATA TRANSMISSION - A method for data transfer in a digital data transfer system with at least two participating devices includes connecting the at least two participating devices through a data connection. A protocol stack is processed by a processor of the at least two participating devices. Data exchange between the at least two participating devices via the data connection is organized by means of a communication call routine in a session layer of the protocol stack. The data is assigned to a series of messages by a write-read routine in a transport layer of the protocol stack and configured to at least one of fill and read out a memory buffer. At least two predefined priority levels are defined in the messages for transporting the data with different priority levels. | 11-20-2014 |
20140328034 | CIRCUIT BREAKER COMPRISING AT LEAST ONE CONTACT FOR TAPPING A VOLTAGE - A circuit breaker baying a switch housing and at least one contact for tapping a voltage on a primary conductor. | 11-06-2014 |
20140319099 | SWITCHING DEVICE FOR DIRECT CURRENT APPLICATIONS - A switching device for direct current applications having a first switching chamber for a first current path and a second switching chamber for a second current path, each current path having a switching contact arrangement having a first and second contact, wherein both the contacts, switched-on, come into contact with each other and, switched-off, are kept out of contact with each other by the creation of an isolation gap; a current path having an extinguishing device to extinguish an arc created between the contacts; an arc driver arrangement, arranged in one of the two switching chambers, and which creates a magnetic field at least in the area of the switching contact arrangement for the relevant current path that drives the arc into the relevant extinguishing device. | 10-30-2014 |
20140318936 | POWER-SWITCH WITH INTERNAL VOLTAGE MEASUREMENT - A power-switch having a switch housing and an electronic module, at least one contact being provided to tap a voltage at a primary conductor, and an adapter being provided to reduce the tapped voltage of said primary conductor. | 10-30-2014 |
20140284310 | SWITCH FOR DIRECT CURRENT OPERATION HAVING AT LEAST ONE CIRCUIT BREAKER CHAMBER - A switch for, in particular, direct current operation, having at least one circuit breaker chamber, each circuit breaker chamber having two contact pieces having respectively a first contact area, an electrically conductive bridge circuit which can be moved by means of a contact bridge and which has two contact regions for establishing an electrically conductive connection between the first and second contact regions and for separating at least one of the two contact regions from the respective first contact region, in addition to at least two magnets for generating a magnetic field. | 09-25-2014 |
20140263186 | SWITCH FOR DIRECT CURRENT OPERATION HAVING AT LEAST ONE CIRCUIT BREAKER CHAMBER - A switch for, in particular, direct current operation, having at least one circuit breaker chamber, each circuit breaker chamber having two contact pieces having respectively a first contact area, an electrically conductive bridge circuit which can be moved with a contact bridge and which has two second contact regions for establishing an electrically conductive connection between the first and the second contact regions and for separating at least one of the two contact regions from the respective first contact region, in addition to at least two magnets for generating a magnetic field, and an additional magnet for influencing the magnetic field is arranged on the moveable contact bridge. | 09-18-2014 |
20140179142 | SWITCH ARRANGEMENT FOR ESTABLISHING AND/OR DISCONNECTING A CONNECTION BETWEEN A CONNECTOR AND A MATING-CONNECTOR - A switching arrangement includes a plug and a complementary mating plug for establishing and separating a connection between the plug and the mating plug. The plug includes a locking bolt disposed rotationally about an axis. The locking bolt includes a thread and the mating plug includes a mating thread. The plug is lockable to the mating plug by driving in the thread of the locking bolt into the mating thread. The switching device is configured to be moved to a connected position by driving in the thread of the locking bolt into the mating thread, and thereby providing a movement of the plug relative to the mating plug, and is configured to be moved to a disconnected position by driving out the thread of the locking bolt from the mating thread, thereby providing the movement of the plug relative to the mating plug. | 06-26-2014 |
20140170876 | ARRANGEMENT FOR ESTABLISHING AND BREAKING A CONNECTION BETWEEN A PLUG AND A MATING PLUG - Arrangement for establishing and/or breaking a connection between a plug and a complementary mating plug, wherein a lever which can be pivoted about an axis is arranged on the plug. The connection between the plug and the mating plug can be broken when the lever is pivoted into a disconnection position and/or can be established when the lever is pivoted into a connection position. The plug is, in particular, a switch module, for example a tripping module for a mating plug which is in the form of a circuit breaker. | 06-19-2014 |
20140151338 | CONTACTOR FOR DC OPERATION - A contactor for DC operation includes a first and a second contact that are fixed contacts and a contact bridge that has a third and a fourth contact. The contact bridge, in a closed position, provides a tactile contact between a first contact pair, which comprises the first and the third contact, and between a second contact pair, which comprises the second and the fourth contact. The contact bridge is movable via a guide along a direction of movement. A magnet arrangement is configured to generate an electromagnetic force on an electric arc, which arises on opening the contacts. The contact bridge has at least one recess, which is arranged between the guide and the third contact. The recess is configured to provide an opening at the contact bridge through which the arc, generated at the third contact, is deflected in the direction of movement of the contact bridge. | 06-05-2014 |
20140055890 | CIRCUIT ASSEMBLY FOR AN ALTERNATING CURRENT CONTACTOR, MOTOR PROTECTION RELAY AND METHOD FOR PRODUCING A POWER SUPPLY UNIT - A circuit assembly for an alternating current contactor has an excitation coil, wherein the excitation coil has at least one first winding for generating a pick-up and/or release current. A method for producing a power supply unit of an electric load includes using an excitation coil of an alternating current contactor having at least one first winding for generating a pick-up and/or release current. | 02-27-2014 |
20130313228 | SWITCH WITH QUENCHING CHAMBER - A switch for polarity-independent direct current operation includes fixed contacts, each including a first contact area. A movable bridge contact with second contact areas is configured to form an electrically conducting connection between the contact areas in an ON state and to separate the contact areas in an OFF state. A magnetic field exerts a magnetic force on an arc occurring between the contact areas when the OFF state is generated. Quenching chambers are provided to quench arcs with a first current direction. A first arc deflector plate extends from each of the quenching chambers toward the first contact area and a second arc deflector plate extends toward the second contact area for removing the arc into the quenching chambers. Each movable bridge contact includes two bridge plates which extend around each of the first contact areas so as to quench arcs in a second direction. | 11-28-2013 |
20130307650 | SWITCHING DEVICE AND ACCESSORY ON THE CONNECTING SIDE - An assembly includes an electrical switching device and terminal-side accessories. The housing includes a front side and oppositely situated terminal sides that respectively include supply-side cable terminals and load-side cable terminals. The housing also includes first recesses disposed on a terminal side and a first snap cam A protective cover forms a first of the terminal-side accessories and includes first mouldings configured to engage the first recesses of the housing and a first hook configured to join the first snap cam. A cable clamp block forms a second of the terminal-side accessories. The cable clamp block includes a back wall with second mouldings configured to engage the recesses of the housing and a locking hook configured to join the snap cam. The cable clamp block also includes a front wall with second recesses configured to engage the first mouldings and a second snap cam configured to engage the first hook. | 11-21-2013 |
20130270076 | LOCKABLE MANUALLY-OPERATED ACTUATOR FOR ELECTRICAL SWITCHING DEVICES - A lockable manually-operated rotary actuator for an electrical switching device includes a turning handle mounted on a housing and connected to an operating axle of the switching device. A pivotably or displaceably mounted locking member in or on the turning handle is configured to lock the turning handle in a locking position via an operative connection with the housing. At least one released locking opening is present in the locked position with at least one padlock. A protective cap is disposed over the turning handle and provides access to the at least one released locking opening, a shape of the protective cap being such that the protective cap conforms to a shape of the turning handle and is fixed to the housing via a positive connection. | 10-17-2013 |
20130264311 | SWITCH WITH QUENCHING CHAMBER - A switch for multi-pole direct current service independent of polarity includes a plurality of switching chambers. Each chamber includes a double interrupter having two separate fixed contacts with a first contact area, a movable contact piece with two second contact areas, each for creating a connection between the contact areas in an ON state and for separating the contact areas in an OFF state, and at least two quenching devices for quenching arcs occurring, when the OFF state is brought about. The switch also includes magnets for exerting a magnetic field in an area of the contact areas to exert a magnetic force on the arcs and drive the arcs, independent of their current direction, in the direction of one of the erasing devices. The contact pieces are disposed with the second contact areas essentially in a line perpendicular to a direction of motion of the arcs. | 10-10-2013 |
20130264310 | SWITCH HAVING A QUENCHING CHAMBER - A switch for polarity-independent multi-pole direct current operation includes at least two switching chambers. Each switching chamber includes a single circuit breaker with a stationary contact having a first contact region and a movable electrically conductive contact part having a second contact region. The stationary contact and movable contact part are configured to create a connection between the first and the second contact regions in the ON state and to disconnect the first and the second contact regions in the OFF state. Each chamber also includes two arc chutes for quenching an arc forming between the first and the second contact regions when switching to the OFF state. At least two magnets are configured to generate a magnetic field so as to exert a magnetic force on the arcs to divert each are in a direction of an arc chute independent of the direction of current. | 10-10-2013 |
20130264178 | WITHDRAWABLE UNIT FOR AN ELECTRIC SWITCHING DEVICE - A withdrawable unit system for an electric switching device, having a housing containing a access door, which gives access to all control elements of the unit and can be closed as tightly as required by international standards, such as DIN EN 60529. The withdrawable unit system optionally has a moveable unit capable of blocking and releasing the electrical switching device in and from at least three defined positions withdrawn, test and plugged-in by using a slide, a lever, and notches with dedicated notch blocking devices. | 10-10-2013 |
20130240337 | CONTACT APPARATUS OF AN ELECTRICAL SWITCHING DEVICE - A contact mechanism includes a current path having a 360° winding formed by a plurality conductor sections and having an axis that is perpendicular to a plane in which a rotary contact body is movable. The conductor sections include a first section with a first current conductor that extends to a fixed contact. A second conductor section extends through the fixed and rotary contacts. A third conductor section extends through the rotary contact. A final, conductor section, including a second current conductor, extends to the rotary contact body and runs parallel and in close proximity to the first current conductor. Each of the first and second current conductors are substantially parallel to the rotary contact body in the closed position and are formed as straight and rigid busbars having a length corresponding at least to a length of a contact arm of the rotary contact body. | 09-19-2013 |
20130206729 | SWITCH UNIT WITH ARC-EXTINGUISHING UNITS - A switch suitable for DC applications includes: two fixed conductive contacts with first contact areas; a movable conductive bridge with two second contact areas for being connected to the two first contact areas in the on-status and for being disconnected from the two the first contact areas in the off-status; and two arc-extinguishing units configured to extinguish electric arcs occurring between the first and second contact areas after disconnecting the second contact areas from the first contact areas. First conductive arc-guiding elements extend from each first contact area into the corresponding arc-extinguishing unit and at least one second conductive arc-guiding element extends into the arc-extinguishing units suitably shaped to guide the electric arcs from each of the second contact areas of the movable bridge into the arc-extinguishing units. | 08-15-2013 |
20130118872 | SWITCH LATCH FOR AN ELECTRICAL SWITCHING DEVICE - A switch lock for an electrical switching device, e.g. a circuit breaker, motor circuit breaker, or isolating switch, which is an improved switch lock, that can be made with fewer parts and at lower cost. Furthermore, an electrical switching device can contain this switch lock. Due to an appropriate arrangement of the spring coupling points and an appropriate spring dimensioning, as well as an appropriate geometric design of the contact piece holder, this switch lock can do without separate lock and contact pressure springs, insofar as their functions are combined in one spring. | 05-16-2013 |
20130100569 | ELECTRONIC OVERCURRENT RELEASE FOR CIRCUIT BREAKERS - An electronic overcurrent release for circuit breakers includes a first setting device connected to at least one control input of a microcontroller and configured to set a selected suitable nominal current value in a range between a minimum nominal current value and a maximum nominal current value. A second setting device is connected to at least one control input of the microcontroller and configured to set a selected suitable lag level, the second setting device having a test position. In the test position, the microcontroller has a set fixed test current value, which is less than the minimum nominal current value, and a set fixed test delay time, the microcontroller providing a release signal at a release signal output upon at least one of the phase currents exceeding a value of the set fixed test current value and a time of the set fixed test delay time. | 04-25-2013 |