| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 200337000 | With linkages | 37 |
| 20080302645 | CLOSING PROTECTION MECHANISM FOR A CLOSING ASSEMBLY OVER-TOGGLE LINKAGE - The closing protection mechanism provided herein includes a control unit, a sensing switch and a sensing switch actuator. The control unit is coupled to, and in electronic communication with, the trip device. The control unit is structured to receive a sensing switch signal and to provide a control signal to the trip device. The sensing switch coupled to, and in electronic communication with, the control unit. The sensing switch is disposed adjacent to the toggle assembly. The sensing switch is structured to provide a sensing switch signal to the control unit. The sensing switch actuator is disposed on the toggle assembly. The sensing switch actuator is structured to actuate the sensing switch. The sensing switch is structured to be actuated by the sensing switch actuator when the toggle assembly is in the second, over-toggle configuration. | 12-11-2008 |
| 20090014303 | MULTI-STAGE DETECTOR - A multi-stage detector capable of accurately detecting an input operations in steps. Since the vertical lengths of a plurality of displacement press members ( | 01-15-2009 |
| 20090065340 | Safety switch - A safety switch is provided which is increased in durability and which offers a high degree of freedom of mounting the safety switch to place. | 03-12-2009 |
| 20090071809 | COMBINED CIRCUIT BREAKER AND DISCONNECTOR FOR AN ALTERNATOR WITH ACTUATION BY AN ASSEMBLY OF A MAIN SHAFT AND SECONDARIES SHAFTS - This invention relates to a new arrangement for synchronizing and the actuation of a set of three interrupters, two of which are disconnectors ( | 03-19-2009 |
| 20090178909 | Key Structure - The invention discloses a key structure including a keycap, a base plate, and a support member. The keycap includes a slide part; the base plate includes an engagement part; the support member includes a first end and a second end for engaging the keycap and the base plate. The first end slides on the slide part, and the second end is engaged to the engagement part. Therein, the second end thereon defines a first direction and a second direction perpendicular to the first direction. The first and second directions are substantially parallel to the base plate. The engagement part restrains the second end from sliding along the first direction. The second end includes two block parts. The block parts are deposited on two sides of the engagement part for restraining the second end from sliding along the second direction. | 07-16-2009 |
| 20090178910 | Key Structure - The invention discloses a key structure comprising a keycap, a base plate, and a support member. The keycap comprises a slide part; the base plate comprises an engagement part; the support member comprises a slide end and an engagement end, and the support member is used for engaging the keycap and the base plate. The slide end slides along the slide part, and the engagement end is engaged to the engagement part. Therein, the slide end comprises a connection part, and the connection part comprises at least one concave part or at least one hole. | 07-16-2009 |
| 20090205941 | Multi-Pole Armature Interlock For Circuit Breakers - A multi-pole circuit breaker and method include at least two breaker modules including circuit breakers therein. The circuit breakers include a moveable arm configured to connect and disconnect contacts therein. The at least two modules including armatures connectable to the moveable arms of each of the at least two modules. A center module connects the at least two modules. The center module includes an actuator and a beam connected to the actuator at a mid-portion. The beam connects to each armature of the at least two modules wherein under a trip condition the actuator displaces the beam to simultaneously trip the at least two modules using the armatures. | 08-20-2009 |
| 20090211890 | EXTERNAL HANGING COMBINED VACUUM ON-LOAD TAP SWITCH - The invention relates to an external hanging combined vacuum on-load tap switch, comprising a case, a tap selector, a switching means assembly, a transmission device, and one electric operation mechanism, wherein one lateral side wall of the case is provided with a connecting terminal connected with the coil tap of a transformer; the external side of the wall is provided with a first flange plate and is connected with a second flange plate of the transformer; the tap selector and the switching means assembly are arranged inside the case in parallel; and the electric operation mechanism is connected with the transmission device and drives the tap selector and the switching means assembly to achieve tapping and switching through the transmission device. | 08-27-2009 |
| 20090260967 | SWITCHING DEVICE - A switching device has an input terminal and an output terminal for connection to electrical conductors, and two switching contacts which, when closed, close a current path between the input terminal and the output terminal. A disconnect device for disconnecting the two switching contacts is operatively connected to a short-circuit trigger device which is arranged in the region of the input terminal and triggers the disconnect device. The short-circuit trigger device includes a U-shaped yoke and a movable hinged armature, which simplifies the design. | 10-22-2009 |
| 20100078300 | Circuit Breaker - A circuit breaker has at least one pole arrangement with a movable contact. A twin-armed lever is pivotally mounted for opening and closing the movable contact. A switch-on energy storage device is provided and a cam disc that is coupled to the switch-on energy storage device and, via an actuating element, to a first end of the lever. The second end of the lever is connected to the movable contact piece of the pole arrangement. There is also provided at least one switch-off energy storage device. The circuit breaker has a simple and compact design. The actuating element is a switching shaft, which interacts with the cam disc, is mounted such that it can rotate and is connected to the first end of the twin-armed lever via the switch-off energy storage device. | 04-01-2010 |
| 20100163385 | ELASTIC PRESSING UNIT AND MOLDED CASE CIRCUIT BREAKER HAVING THE SAME - Disclosed are an elastic pressing unit and a molded case circuit breaker having the same, the molded case circuit breaker including, a plurality of fixed contacts, a plurality of movable contacts disposed to be rotatable between a closing position contacted with the corresponding fixed contacts and a breaking position or trip position separated from the corresponding fixed contacts, a rotation pin disposed to be simultaneously connected to the movable contacts, a mechanical unit connected to the rotation pin so as to allow the movable contacts to be simultaneously rotatable, and an elastic pressing unit configured to apply an elastic force to the rotation pin such that the rotation pin is rotated toward the closing position, whereby component deformation can be prevented, resulting in ensuring operation reliability and stability of the mechanical unit. | 07-01-2010 |
| 20100219056 | BUTTON ASSEMBLY AND DIGITAL CAMERA HAVING THE SAME - A button assembly and a digital camera having the same include a key button, a first contact point switch that generates a switching signal when the key button slides, and a third contact point switch that generates a switching signal when the key button is pressed. Accordingly, it is possible to easily manipulate a camera and perform an associated set of operations by providing one integrated button that replaces a plurality of buttons. | 09-02-2010 |
| 20100307901 | CIRCUIT BREAKER - A flexible conductor which connects the movable rod side of a circuit breaker and a movable side connection conductor is devised to miniaturize the circuit breaker. In the circuit breaker in which a fixed electrode and a movable electrode are arranged to be capable of being connected/disconnected, and a terminal provided on the movable rod of the movable electrode and the movable side connection conductor arranged in the vicinity of the terminal are connected by a flexible conductor, the flexible conductor is formed by laminating a plurality of sheets of a belt-like metal sheet and has connection portions on both ends; one end side of the connection portion is connected to the terminal by keeping a width direction parallel to a drawing direction of the movable side connection conductor and by keeping a longitudinal direction parallel to a connecting/disconnecting direction; and in a state where an intermediate portion is twisted and bent in a right angle direction toward the movable side connection conductor to invert the front and back, the other end side of the connection portion is connected to the movable side connection conductor by keeping the width direction parallel to the connecting/disconnecting direction. | 12-09-2010 |
| 20100326805 | DEVICE FOR SWITCHING AN ELECTRICAL SWITCH ON AND OFF - A device is disclosed for switching an electrical switch on and off, with a drive shaft and with an output shaft. In at least one embodiment, the drive shaft and the output shaft running transversely with respect to one another and interacting in such a way that a rotation of the drive shaft entails a rotation of the output shaft, the drive shaft being rotatable between an ON position and an OFF position, and the output shaft being rotatable correspondingly thereto between a switch-on position and a switch-off position. In at least one embodiment, the output shaft is connected to the switch which can be switched on into the switch-on position as a result of the rotation of the output shaft and can be switched off into the switch-off position by rotation. In order to achieve a simple set-up and a force-saving actuation of the switch, it is proposed, in at least one embodiment, that the drive shaft and the output shaft be connected to one another via a displaceable sliding element which, during the rotation of the drive shaft, is displaced, and the output shaft is rotated by the sliding element in the course of displacement. | 12-30-2010 |
| 20110048911 | SLIDE TYPE MOVABLE CONTACTOR ASSEMBLY FOR CIRCUIT BREAKER - Disclosed is a slide type movable contactor for a circuit breaker with a slidable structure by which a contact pressure with the movable contactor is increased in a conduction state so as to minimize resistance and heat generation, the assembly including a movable contactor rotatable based upon a rotational shaft, connection plates configured to allow rotation of the movable contactor and simultaneously provide a conduction path by a contact with the movable contactor, and bimetal plates installed at side surfaces of the connection plates, respectively, and bends towards the connection plates in response to a temperature increase in a conduction state to press the connection plates so as to increase a contact pressure of the connection plates onto the movable contactor. | 03-03-2011 |
| 20110062005 | ELECTRICAL SWITCHING APPARATUS AND CHARGING ASSEMBLY THEREFOR - A charging assembly is provided for an electrical switching apparatus, such as a circuit breaker. The charging assembly includes a compression arm and a charging cam. The compression arm includes a pivot and first and second legs extending outwardly from the pivot, preferably in a generally L-shape. An engagement portion disposed at or about a second end of the first leg cooperates with an outer cam surface of the charging cam. A shaped contact surface disposed at or about a second end of the second leg includes a first edge for engaging and moving an impact member of the circuit breaker closing assembly to charge a biasing element of the closing assembly, and a second edge. The second edge is disposed at an angle with respect to the first edge, and is structured to engage the impact member when the biasing element is disposed in the charged position. | 03-17-2011 |
| 20110062006 | ELECTRICAL SWITCHING APPARATUS AND LINKING ASSEMBLY THEREFOR - A linking assembly is provided for an electrical switching apparatus, such as a circuit breaker. The linking assembly includes a hatchet having first and second edges and an arcuate portion extending therebetween. The hatchet moves between a latched position in which the first edge engages a D-shaft, and an unlatched position in which the hatchet pivots with respect to the D-shaft to unlatch the linking assembly. A cradle includes first and second opposing ends and an intermediate portion disposed therebetween. A latch plate, which is pivotally coupled to the housing, includes a protrusion that cooperates with the hatchet. A latch link is disposed between and is pivotally coupled to the cradle and the latch plate. A toggle assembly includes first and second linking elements coupled between the circuit breaker poleshaft and the cradle. | 03-17-2011 |
| 20110073451 | ELECTRICAL SWITCHING APPARATUS AND SHAFT ASSEMBLY THEREFOR - A shaft assembly is provided for an electrical switching apparatus, such as a circuit breaker. The circuit breaker includes a housing and a pivotal shaft. The shaft assembly includes a paddle assembly comprising an elongated body including a first end and a second end disposed opposite and distal from the first end. A number of paddles extend radially outwardly from the elongated body. A support bracket is coupled to the housing of the circuit breaker. The first end of the elongated body is coupled to and supported by the pivotal shaft, and the second end of the elongated body is coupled to and supported by the support bracket. The support bracket is preferably an accessory mounting bracket. The paddle assembly preferably further includes a separate molded member. When the separate molded member moves, the elongated body moves. However, the elongated body is pivotable independently from the separate molded member. | 03-31-2011 |
| 20110168535 | POWER TRANSMISSION MECHANISM FOR four poles CIRCUIT BREAKER - Provided herein is a power transmission mechanism of a four poles circuit breaker in which the contact points of a neutral pole thereof are brought into contact earlier at the time of closing and separated later at the time of opening than those of the other poles thereof, and according to the present invention, there is disclosed a power transmission mechanism of a four poles circuit breaker comprising: a switching shaft configured to provide a driving force for switching to the movable contactors of the poles; an arm provided to correspond to the four poles to transfer the rotational torque of the switching shaft; and a link configured to transfer the rotational torque of the arm to the movable contactor as a switching force, and provided to correspond to the four poles, wherein the sum of the length of the arm and the link in a neutral pole is longer than the sum of the length of the arm and the link in the poles excluding the neutral pole. | 07-14-2011 |
| 20110290627 | MECHANICAL ACTIVATOR FOR CONTACTOR - A mechanical asymmetrical activator for electrical contactors in the manufacturing of fire pump controllers comprising a flexible cable and pulley system wherein the pulling of the flexible cable engages the pulley system to activate contactor. The activator comprises a compound pulley assembly comprising a first pulley with a fixed axle and a second pulley with a free axle, an arm in cooperation with the free axle and adapted to engage the contact carrier of a contactor and a plurality of mounting attachments for engaging the auxiliary contactor mounting points of a contactor. | 12-01-2011 |
| 20110303516 | Electrical Switch Assembly with Pivoting Actuator - An electrical switch assembly comprising: a housing; an actuation button supported by the housing, the actuation button having one or more downward extensions, each having an arcuate tip; an electrical circuit contained in the housing; an elastomeric pad comprising a collapsible dome overlying the electrical circuit; and one or more pivoting actuators pivotally supported in the housing between the tip and the dome, the pivoting actuator comprising a shoulder to engage the tip during movement of the actuation button to cause the pivoting actuator to collapse an underlying one of the domes. | 12-15-2011 |
| 20120000758 | Click Mechanism for Electric Part - A click mechanism for an electric part comprises a spring | 01-05-2012 |
| 20120103771 | MANUAL TRIPPING DEVICE FOR CIRCUIT BREAKER - A permanently installed manual trip mechanism is mounted internally to a circuit breaker with a user operated handle extending to the outside of the enclosure. The mechanism converts a relatively small operator input to larger spring charge. Upon triggering, the mechanism provides the required operating velocity of the circuit breaker during the opening stroke for load break operation. | 05-03-2012 |
| 20120228104 | SOLAR CELL INSTALLATION - The disconnection mechanism | 09-13-2012 |
| 20120241296 | Modular MOC Driver And Interlock Assembly For Circuit Breaker - A MOC operator structure for a vacuum circuit breaker includes a cam coupled to an operating shaft of the circuit breaker, a follower in engagement with the cam, a first lever coupled with the follower, free-floating spring structure associated with the first lever, a second lever, a linkage structure coupled with the second lever and constructed and arranged to be associated with a breaker-panel interface for moving auxiliary switches, and movable cable structure operatively coupled between the first and second levers. The first lever and spring structure are configured such that when the contacts are closed, movement of the cam via the operating shaft drives the first lever to a maximum position compressing the spring structure, prior to any movement of the cable structure, and wherein force of the spring structure moves the cable structure and thus the second lever, causing movement of the linkage structure. | 09-27-2012 |
| 20130001056 | LEVER SWITCH DEVICE - The objective is to reduce the size of a lever switch device. Disclosed is a lever switch device provided with a restriction wall ( | 01-03-2013 |
| 20130062173 | WATER-PROOF APPARATUS AND METHOD FOR WATER-PROOFING - A terminal, includes: a first button exposed on an exterior of the terminal; an elastic body comprising a coupling hole, the elastic body arranged in a case of the terminal; a rod fitted in the coupling hole, and the rod to be engaged by pressure asserted on the first button, wherein if force is asserted on the first button, the elastic body activates a push switch of the terminal. A method for providing water-proofing for a terminal, includes: providing a first button exposed on an exterior of the terminal; providing a non-metal insert comprising a coupling hole, the non-metal insert being fitted in a case of the terminal; and fitting a rod in the coupling hole, the rod being engaged by pressure asserted on the first button, wherein if force is asserted on the first button, the non-metal insert activates a push switch of the terminal. | 03-14-2013 |
| 20130112537 | ELECTRIC POWER TOOL - A reciprocating tool includes a toggle switch that is turned on or off by tilting a lever, and a switch lever in a motor housing. The switch lever includes an engagement frame into which the lever is inserted, and can slide in a tilting direction. The switch lever is slid to tilt the lever to an ON position or an OFF position through a sliding operation of the switch lever from the outside. An engagement portion of the switch lever on a side closer to the ON position of the lever is provided with a slanted guide surface that guides the lever in the ON position to the OFF position when the toggle switch is attached into an upper housing having the switch lever attached thereto. | 05-09-2013 |
| 20130153382 | ELECTRICAL SWITCH - An electrical switch is disclosed and includes a tensioning lever which, in the switched-on state of the switch, assumes a tensioning lever position tensioned by spring tension, and a locking device which can lock the tensioning lever into the tensioned tensioning lever position. In accordance with an embodiment of the invention, the locking device includes a rocker lever, which is attached rotatably to the tensioning lever around a rotary bearing, and a pawl, pivotable around a pivot point, which rests in the locked state on the rocker lever and in this way prevents the pivoting of the tensioning lever and—after an unlocking of the locking device—pivots away from the rocker lever and, in doing so, turns or can at least turn the rocker lever. | 06-20-2013 |
| 20130192965 | Override Device For A Circuit Breaker And Methods Of Operating Circuit Breaker - An override device is described for use with a coupler of a circuit breaker. The override device comprising a cam member coupled to the coupler. The cam member comprising a slot. The override device also including an actuator coupled to the cam member and configured to move the cam member between an over-current protection position and an over-current relay override position and a push member coupled to the coupler. The slot configured to guide the push member to a first position when the actuator moves the cam member to the over-current protection position. The slot further configured to guide the push member to a second position when the actuator moves the cam member to the over-current relay override position to permit current flow through the circuit breaker. | 08-01-2013 |
| 20130270083 | Retaining Structure For Maintaining Factory Settings Of Gang-Style Linkage For High Voltage Dead Tank Breaker While Mechanism Is Removed - Linkage structure is connected between an operating mechanism and an actuating assembly of a circuit breaker for opening and closing an electrical contact of a pole assembly. The linkage assembly includes a lever to connect with the actuating assembly. A connection rod is coupled to one end of the lever and is associated with a close spring for closing the electrical contact. A spring structure is coupled to another end of the lever. The spring structure includes an open spring providing a spring force on the lever for opening the electrical contact. The open spring places the connection rod in tension. Retaining structure is associated with the lever and the spring structure to ensure that the spring force of the open spring, exerted on the lever, is directed to the retaining structure so that tension on the connection rod is removed, enabling the connection rod to be serviced. | 10-17-2013 |
| 20130341169 | Lockable Electric Switch - An electric switch, in particular for an electric power tool, in particular a hammer drill, comprises a first switching device and a second switching device, wherein the first switching device can be adjusted by adjusting a first mechanical signaling means from a first switched state to a second switched state, wherein the second switching device can be adjusted by adjusting a second electrical or mechanical signaling means from a third switched state in which the electric switch acts as a pushbutton into a fourth switched state in which the switch acts as a rocker switch. The disclosure further relates to an electrical power tool having an electric switch according to the disclosure. | 12-26-2013 |
| 20140102867 | COMPOSITE OPERATING DEVICE - A composite operating device is provided which consists of a small number of components and enables a structure that retains an operating member in a neutral position to be easily achieved. A composite operating device includes an operating member that is operable to rotate and to slide, a slider, and a base. One of the base and the slider includes a flexible portion that is capable of elastic bending deformation relative to the other, the flexible portion including a first engagement portion. The other includes a second engagement portion that retains the slider in the neutral position by engaging with the first engagement portion, the second engagement portion being shaped such that it presses against the first engagement portion while being displaced in the sliding direction relative to the first engagement portion, thereby causing bending deformation of the flexible portion. The first engagement portion and the second engagement portion are shaped such that the amount of deformation of the flexible portion increases with the amount of operation of the operating member in the sliding direction. | 04-17-2014 |
| 20140166452 | LOW VOLTAGE CIRCUIT BREAKER WITH A CONTROL DEVICE FOR RE-CLOSING SAID LOW VOLTAGE CIRCUIT BREAKER - The present invention refers to a low voltage circuit breaker with a control device for re-closing said low voltage circuit breaker. The control device is provided with an actuating element, comprising a shape memory material and operatively associated with manoeuvring means for the circuit breaker. When this shape memory material performs a state transition, the actuating element causes the movement of said manoeuvring means from a first operative position, associated with an open configuration of the circuit breaker, to a second operative position, associated with a closed configuration of the circuit breaker. | 06-19-2014 |
| 20140190806 | OPERATION COMMAND TRANSMITTING DEVICE - An operation command transmitting device includes a coupling portion coupling a bar portion to a housing so that the bar portion is movable relative to the housing along a central axis and the bar portion is allowed to be tilted around a supporting axis passing through the bar portion, and an abutment portion with which the bar portion comes into abutment when the bar portion is tilted from an untilted neutral condition. The operation command transmitting device includes an axis defining portion defining the supporting axis so that a position of the supporting axis relative to the housing does not change regardless of a tilting of the bar portion and a movement of the bar portion along the central axis. | 07-10-2014 |
| 20140299453 | SWITCH DEVICE AND SWITCH BASE BODY THEREOF - A switch device includes an actuating element and a switch base body with a control part and a switch element therein. The control part links an actuating element through a connection line, regulating a conducting circuit in the switch element to be a closed or open circuit as per operation of the actuating element. | 10-09-2014 |
| 20150357128 | ELECTRICAL APPARATUS WITH DUAL MOVEMENT OF CONTACTS COMPRISING A RETURN DEVICE WITH TWO LEVERS - The invention provides electric power line switchgear ( | 12-10-2015 |
