Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 451 - 500 out of 9,801

Document Document Title
WO/2011/095223A1
The invention relates to an apparatus (18) for driving a coil (17) of an electromagnetic switching device, the apparatus (18) comprising a first switch (19) to supply a pick-up 10 current to the coil (17), a second switch (21) to supply ...  
WO/2011/086113A1
According to the invention, an electrical component comprising a core (52) and a first and a second winding (L1, R1, L2, R2), which are arranged around the core, is controlled such that the first winding (L1, R2) is short-circuited via a...  
WO/2011/086112A1
According to the invention, an electrical component is provided, comprising a primary winding (2), a first field effect transistor (3) designed as a switch of the primary winding for switching the primary winding, a quench winding (4) fo...  
WO/2011/084239A2
A method for detecting actuation of an armature associated with a solenoid includes providing a voltage potential to a solenoid coil associated with the solenoid. The method also includes measuring a current flowing through the solenoid ...  
WO/2011/080010A1
The invention relates to a starter (100), to a device for starting a starter motor, to a device for detecting an engaged state of a starter pinion, to a method for starting a starter motor, to a method for detecting an engaged state of a...  
WO/2011/078187A1
Provided is a heat-generation inhibiting circuit for a relay circuit, with which it is possible to reduce the amount of heat generated by the exciting coil during operation of the relay circuit. The disclosed heat-generation inhibiting c...  
WO/2011/061707A2
An illumination system comprising of at least one fast response light source of each of at least two different colors, and a mechanism for activating the light sources alternately is disclosed. The illumination system generates a train o...  
WO/2011/052606A1
Provided is a hybrid relay wherein a semiconductor switch can be prevented from reaching a high temperature. The hybrid relay comprises a mechanical contact switch (12) the contact of which is opened/closed by a driving unit, and a semic...  
WO/2011/047952A1
The invention relates to a monitoring device for an electrical high voltage network of a vehicle comprising a conductor loop (16) running through at least one component (12, 14) of the high voltage network, a switch (S12, S14) arranged o...  
WO/2011/034140A1
Provided is a switch wherein the size and power consumption thereof are reduced, and the life thereof is increased. The switch is provided with a mechanical switch (SW1) having metal contact points, and a semiconductor switch (IGBT) whic...  
WO/2011/010996A1
Electronic circuits and methods are provided for power conservation applications. A latching relay includes a controlled switch electrically coupled within a power supply of a computer or other load. Circuitry of the present teachings co...  
WO/2011/006930A1
A first-fail-safe electromotive furniture drive (1) is disclosed that comprises at least one drive unit (4) having at least one motor (4.1); at least one actuation device (2) having at least two actuation units (12, 13), each of which in...  
WO/2011/006297A1
A switching circuit with an independent DC power supply unit (20) includes a switching unit (10), the power supply unit (20) for the switching unit (10), a switching on/off unit (30) for the power supply unit (20) and a switching control...  
WO/2011/006931A1
A first-fail-safe electromotive furniture drive (1) is disclosed that comprises at least one drive unit (4) having at least one motor (4.1); at least one actuation device (2) having at least two actuation units (12, 13), each of which in...  
WO/2010/122648A1
Relays (SMR1, SMR2) are inserted between a battery (BA) and a step-up converter (12A), and relays (SR1, SR2) are inserted between a battery (BB) and a step-up converter (12B). A controller (30) controls control signals (CONT1-CONT4) for ...  
WO/2010/113904A1
Provided is a technology which can be applied to an electric vehicle without any additional cost so that the closing/fixing of a relay can be detected, and the relay can be reliably opened, except for the period in which a battery is cha...  
WO/2010/099549A1
A piggyback adapter system and method are provided. The piggyback adapter circumvents the need for running the photovoltaic system's energy supply through a service panel (circuit breaker box).  
WO/2010/098795A1
An apparatus and method for suppressing voltage fluctuations across a relay coil is disclosed. The method includes the steps of monitoring a voltage drop across a relay coil by a difference amplifier; providing an output of a reference s...  
WO/2010/089225A1
The invention relates to an activation circuit for an electromagnetic gear brake, having a control unit (3), having a first shifting unit (4) that can be activated by the control unit (3), having a second, pulse width modulated shifting ...  
WO/2010/083255A1
A system for precisely controlling the operational characteristics of a relay is provided. In one embodiment, the invention relates to a relay having performance characteristics that vary with a temperature of the relay, where the relay ...  
WO/2010/076233A1
The present invention relates to a household appliance (1) comprising more than one electrically controlled component (2) such as pump and door, an electronic switch (3) which provides the component (2) to be turned on and off, and a det...  
WO/2010/074754A1
An apparatus for temporarily bypassing a switch includes a pipe bus, and rigid, elongate first and second insulators mounted to the pipe bus. wherein the first and second insulators are spaced apart by a spacing greater than a correspond...  
WO/2010/056031A2
The electronic switch of the present invention creates low-voltage power required for a switch line and then creates isolated power from the low-voltage power using an inverter, and thus can directly replace an existing mechanical switch...  
WO/2010/041922A2
A system and a method for controlling a set of bistable solenoids for applications for the locking of access means such as doors/gates or containers, where the direct connection of the energy source with the solenoid is eliminated by me...  
WO/2010/037458A1
The invention relates to a switch module having sensors for detecting switch positions, wherein a switch lever (1) can be moved in at least one degree of freedom, and the motion can be detected by means of the sensors such that switch si...  
WO/2010/031570A1
A distributed safety monitoring system is provided with a first safety loop for connecting safety relays in series to a common power supply. The opening of any one of the safety relays can be detected by a current detector located in the...  
WO/2010/018129A1
A circuit for dynamically increasing the drop-out voltage of an electromechanical automatic transfer switch (ATS) into a brownout voltage range is provided. The automatic transfer switch includes a first input, a first coil connected to ...  
WO/2010/018128A1
A multi-coil automatic transfer switch (ATS) adapted for automatically switching an appropriately rated component to render the ATS operational over a worldwide voltage range is provided. A low voltage contactor includes a low voltage co...  
WO/2010/017138A1
An apparatus is disclosed comprising: a clothes washing machine (30); a detector (33, 44) attached to the washing machine in a location that receives radio frequency (RF) signals that emanate from an interior (48) of the washing machine;...  
WO/2009/149655A1
There is a power switch device realizing zero power consumption during standby condition, it includes manual acting switch device (1), power input (7), magnetic latching relay (3), coil drive circuit and power output (8); the both ends o...  
WO/2009/148789A1
A controlling method for an electrical apparatus and a device thereof are provided in the present invention. The method includes the steps of : (a) providing an electrical apparatus and an AC power; (b) generating a control signal synchr...  
WO/2009/148197A1
The present invention relates to an electronic relay for a single-phase induction motor which can integrate and perform a start function and a protection function through program control. The relay according to the present invention incl...  
WO/2009/145309A1
Provided is a relay controller which can shorten the time from the turning off of a switching element until the turning off of a relay compared with what is conventionally possible. The relay controller comprises a relay switch in which ...  
WO/2009/135519A1
The invention relates to a method and a device for controlling a magnetic actuator (2), in particular for a switching device, in which at least one parameter of the actuator (2) is detected and the actuator (2) is switched by way of at l...  
WO/2009/134818A1
A system and method for quickly discharging an AC relay is provided. In one embodiment, the invention relates to a circuit for discharging a relay coil a relay, the circuit including relay circuitry having a relay coil disposed across a ...  
WO/2009/121854A1
Circuit arrangement (1) for operating a domestic appliance, having at least one electrical load (2, 2a, ..., 2n) and a switching element (3, 3a, ..., 3n) which is connected in series to the at least one electrical load (2, 2a, ..., 2n) a...  
WO/2009/108377A1
A method for sensing and compensating for variances in load and voltage in a closed loop voice coil system (95) is described. A load (55) in a system (95) which included a supply voltage (45) and the load (55), which includes an inductiv...  
WO/2009/098385A2
The invention relates to a switch intended for turning on or off an electric appliance connected to the AC mains, using a remote control emitting a brief and intense light flash, and without any power consumption by this device in the st...  
WO/2009/077432A1
The invention relates to a device for determining and/or monitoring at least one process variable, having at least one relay (1, 21, 22) and having at least one voltage source (2). According to the invention, at least one voltage increas...  
WO/2009/074856A1
A maneuvering device with accumulation of electric energy for switches or - disconnect switches (S) boxed and modular, comprising a small -sized low- current power supply device (AL), which is used only for charging an accumulation capac...  
WO/2009/068264A1
The invention relates to a device for the electric actuation of a safety-critical system, having at least two connections (A1, A4; A2, A3), at least one switch (S1, S2; S3, S4), one operating element (B), by means of which two operating ...  
WO/2009/068370A1
The invention relates to a regulating device for regulating an average current through an inductive load (L, Rl), wherein the load can be connected by a switch (T1) to a voltage source (U) and the average current can be set by the duty c...  
WO/2009/065942A1
The invention relates to an electrical circuit comprising a power supply (Vsupply), a control means (3, 30) and a relay (1, 10) comprising a coil (2, 20) supplied by said power supply, the control means (3, 30) being capable of causing a...  
WO/2009/062536A1
The invention relates to a switching arrangement for controlling an electromagnetic relay comprising a relay coil (11) and relay contacts, two switching devices (12a, 12b) being arranged in a current path (10) with the relay coil (11). A...  
WO/2009/061802A1
A control system comprises a solid-state switch, a mechanical current interrupting device, and a control module. The solid-state switch is connected in series with a power source and an intake air heater. The mechanical current interrupt...  
WO/2009/053143A1
A prefabricated switching device comprises a housing (1). The housing (1) comprises an input connection (2) via which a signal (E1) to be switched can be fed to the switching device. The input connection (2) is connected to a first outpu...  
WO/2009/053161A1
The invention relates to a method for detecting a load drop of a unit (80) that is connected to an H bridge circuit (52) of a controller (50), wherein the load drop is detected via at least one comparator (68) of the controller (50), whi...  
WO/2009/043412A1
In order to be able to dispense with an expensive switched-mode power supply for supplying power primarily to a control unit of a voltage- or current-releasing switching device with a coil for operating the voltage or current release, th...  
WO/2009/034083A1
The invention relates to a magnetic drive system for a switching device comprising a magnet yoke (2), in which an armature (3) made of magnetic material is guided in a linearly displaceable manner between two opposing end positions, at l...  
WO/2009/031170A1
A control device (1) for a safety element of an electrical appliance for domestic use or for a gas appliance, comprising an electronic circuit (1) which receives an electrical signal (V) for controlling said safety element, in one embodi...  

Matches 451 - 500 out of 9,801