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Patent Searching and Data


Matches 251 - 300 out of 12,242

Document Document Title
WO/2013/137971A1
A relay (141; 241; 341) includes a first terminal (A1), a second terminal (A2), a third terminal (X1), a fourth terminal (X2), separable contacts (10) electrically connected between the first and second terminals, an actuator coil compri...  
WO/2013/135719A1
The invention relates to a safety relay circuit, in particular having two relay switches (k1, k2) connected in series or in parallel in a load circuit (LN). A switch-position indicating circuit (A1) is associated with the relay switch (k...  
WO/2013/059156A3
A system includes a plurality of batteries, first and second relays, a relay control module, and a welding indication module. The batteries are electrically connected and collectively output power for an electric motor via first and seco...  
WO/2013/104762A1
Embodiments of the present invention provide apparatus comprising: at least one motor vehicle switchpack (121-135), the switchpack comprising input means operable to control the switchpack to provide a switchpack control output to a moto...  
WO/2013/099102A1
When a trouble is caused to a control signal output function of a controller (9), each of output ports of control signals of the controller (9) is brought into a high impedance state. Turning on or off an ignition switch (IGN) in this st...  
WO/2013/098902A1
An electric vehicle (1) is provided with an electric motor (5) for generating traveling power, a battery unit (60) for supplying power to the electric motor (5), a charge connector (49) connected to an external power source for charging,...  
WO/2013/094394A1
This electromagnetic switching device includes a contact section (1), a drive unit (2), and an information processing unit (4). The contact section (1) includes fixed contacts (10, 11) and a moving contact (12). The drive unit (2) is con...  
WO/2013/087622A1
The invention relates to an expansion module (2, 3) for a security system, wherein the expansion module (2, 3) comprises a second contact point (5) which can be coupled to a first contact point (4) of a base module (1) of the security sy...  
WO/2013/089511A1
The present invention relates to a relay-driving apparatus for adaptively controlling the magnitude of the driving power being applied to an excitation coil of a relay apparatus. The relay-driving apparatus comprises: a relay switch for ...  
WO/2013/077990A1
A method of increasing speed of an electro-mechanical relay provides an electromechanical relay having a coil and at least one contact. A first resistor and a second resistor are each in series with the coil, with the second resistor bei...  
WO/2013/077032A1
The present invention is provided with: a switch (SW) connected to both ends of a series circuit to which an alternating current power source (Vs) and a latching relay drive coil (L1) are connected; a voltage detection unit (341) that de...  
WO/2013/073629A1
This safety relay device (111) is provided with a reset terminal (21), a self-holding terminal (22), an operation terminal (23), a relay power source terminal (26), and a single forced guided relay (3). The safety relay device (111) is u...  
WO/2013/064630A1
The invention relates to a power-switch which comprises a switch housing (1) and an electronic module (2), at least one contact being provided to tap a voltage at a primary conductor (3), and an adapter (4) being provided to reduce the t...  
WO/2013/064631A1
The invention relates to a circuit breaker comprising a switch housing (3) and at least one contact for tapping a voltage on a primary conductor (3).  
WO/2013/059091A1
Multiple-contact switches are disclosed. An example multiple-contact switch disclosed herein includes a double throw switch having a common terminal, a first throw terminal, and a second throw terminal, the common terminal being coupled ...  
WO/2013/052560A1
A method and apparatus for controlling an electromechanical relay. In one embodiment, the method comprises reducing a relay current of a relay that is activated, determining a first value of the relay current, wherein the first value is ...  
WO/2013/005932A3
The present invention relates to a spark arresting apparatus method for a relay module, which prevent physical contact points from being fused or damaged by heat from a spark generated during a process of engaging and disengaging two phy...  
WO/2013/036321A1
A method and apparatus for switching AC appliances and lights of residences and other automation systems through SPDT or DPDT relays connected in electrical circuit with SPDT or DPDT switch including a current sensor and/or a status sens...  
WO/2013/033765A1
A programmable solid state relay comprising: a relay base; an adaptor circuit; a configuration circuit; a trigger input; a voltage monitoring circuit monitoring the trigger input; a countdown timer; a microcontroller; and at least one sw...  
WO/2013/013984A1
During the opening process of an actuator (12) of a circuit breaker (10), the polarity of a DC power supply (54) for a coil (28) of the actuator (12) is reversed to achieve a deceleration effect before the armature and the stator of the ...  
WO/2013/003732A1
An electrical system having a plurality of devices is supplied with power by a common power supply line. One of the devices has a circuit that slows or delays device startup or activation in response to a signal indicative of power deman...  
WO/2012/175332A1
The invention relates to a device (10) for controlling the load of the phases of a three-phase energy network (1), in particular a low-voltage network. The device comprises a first terminal (11) for connecting an electrical component (20...  
WO/2012/157174A1
Provided is an electromagnetic contactor of which the entire size can be reduced by reducing the current supplied to a coil. An electromagnet unit for driving a movable contact disposed so as to be able to come into contact and separate ...  
WO/2012/143361A1
The invention relates to a circuit assembly for an alternating current contactor comprising an excitation coil, wherein the excitation coil comprises at least one first winding for generating a pick-up and/or release current, to a motor ...  
WO/2012/130795A1
The invention relates to a safety circuit assembly for switching a hazardous system (24) on or off in a failsafe manner, having an evaluating device (12), which is designed to produce a redundant switching signal for switching the system...  
WO/2012/132431A1
Provided is a relay-welding detection circuit that is configured to be high-impedance. The relay-welding detection circuit detects welding of relays (RYP, RYN) provided on a charging path from an external power supply (PW) to a first bat...  
WO/2012/126683A1
The invention relates to a blocking arrangement (1) with an evaluation and control unit (10), a drive (20) and at least one blocking piece (24), wherein the evaluation and control unit (10) brings about a change in position of the at lea...  
WO/2012/128038A1
This electromagnetic opening/closing device (A1) is provided with: a detection unit (5) for detecting the opening/closing state of a contact section (1); an abnormality determination unit (6) configured in a manner so as to determine the...  
WO/2012/128040A1
In the present invention, the contact resistance value that a detection means (resistance detection unit) detects is compared to a threshold value, and if the contact resistance value exceeds a threshold value, a determination unit (abno...  
WO/2012/128053A1
The present invention improves safety when impact is imparted. When a vehicle is running normally, the size of impacts detected by an impact sensor (7) does not exceed an upper limit value; therefore, a switch element (4) maintains an ON...  
WO/2012/128075A1
This electromagnetic opening/closing device is provided with: a measurement unit that measures changes (number of instances of opening/closing) accompanying the opening/closing of a contact; a lifespan determination unit that determines ...  
WO/2012/128039A1
In the present invention, an abnormality determination unit (7) compares the absolute value of the difference between a first counter and a second counter recorded in a recording unit (8) to a predetermined threshold, determining that th...  
WO/2012/069461A3
The invention relates to a method for detecting a fault of an operating switch (SW1, SW2, SW3) connected to an analysis unit (ST1) by means of at least one signal line (L1, LN1), having at least one first switching plane (E1, E11) for in...  
WO/2012/124152A1
A timer (200) is provided with a relay unit (20) that switches between supplying a signal or power to a load; and a control unit (10) that is operated by power from an AC power source (50), and turns the relay unit (20) on and off. The r...  
WO/2012/114185A1
A fail-safe ground fault (GF) circuit interrupter (2) includes separable contacts (SCs) (4); operating mechanism (OM) (6); and GF trip circuit (8) including analog GF circuit (10) having power supply input (12), and a number of: (a) GF c...  
WO/2012/110279A1
A relay circuit comprises an electromechanical relay (RLA) having contacts (SW1) in an AC supply to a load (LD). The relay contacts (SW1) automatically close when a current greater than a predetermined closing current is passed through t...  
WO/2012/069461A9
The invention relates to a method for detecting a fault of an operating switch (SW1, SW2, SW3) connected to an analysis unit (ST1) by means of at least one signal line (L1, LN1), having at least one first switching plane (E1, E11) for in...  
WO/2011/064012A3
The invention relates to a battery system, comprising a plurality of battery cells (10), which are connected in series between a first battery pole and a second battery pole, a first relay (11) connected between the first battery pole an...  
WO/2012/105913A1
The purpose of the invention is to create an electromagnetic relay (3) of a switch (S) used for interruption of the electric circuit whenever differential current would occur between a phase conductor (P) and a neutral conductor (N) ther...  
WO/2012/018600A3
An autorecloser circuit including a relay circuit with an electromagnetic relay configured to be coupled between an AC power source and a customer location to deliver current from the AC power source to the customer location. A controlle...  
WO/2011/124450A3
What is described is: a switching apparatus (KH, KA, ES) with an electromagnetic switching element and a controller (4), wherein the switching element comprises two coils on a core acting on a common armature (A). In order to realize an ...  
WO/2012/084002A1
The invention relates to a drive circuit (10) for an electromagnetic relay having a relay coil (11) and switch contacts, comprising a first switching device (13a), which is arranged between a first terminal of the relay coil (11) and a f...  
WO/2012/085492A1
A switching arrangement (10) is disclosed comprising: a control circuit (13); a latching relay (11) controlled by the control circuit for connecting an AC source to an AC load; and a relief circuit (12) in parallel with the relay and con...  
WO/2012/069869A1
This invention concerns a method for piloting at least one relay (101, 201, 301) on-board an automotive vehicle, comprising pulse width modulation means (6) adapted to control the holding power available for the relay. The pulse width mo...  
WO/2012/065636A1
The invention relates to a switching device (1) having a busbar which has a connection point (3) by means of which a connection to an external line (15) can be established. In order to provide an improved switching device (1) which allow...  
WO/2012/063456A1
A combination switch 10 outputs operation command signals to a driving system of a vehicle according to a switching operation of a switching unit 11 and includes a storage part 21 that stores determination information 21a indicating whet...  
WO/2012/058858A1
A unipolar non-arcing permanent magnetic AC contactor is formed by a combination of three separate phase contactors, each using a unipolar mechanical structure and an independent actuating mechanism; the phase contactor is mainly compose...  
WO/2012/059331A1
The invention relates to a current circuit apparatus (1) of a domestic appliance having an operator control element (5) which interacts with a first switching contact (6) in such a way that the first switching contact (6) closes and re-o...  
WO/2012/058245A1
A configurable, connectorized method and apparatus for driving a solenoid coil reduces energy consumption and heating of the solenoid coil, allows detection of the solenoid state, and simplifies connections to the solenoid.  
WO/2012/008713A3
The present invention relates to a solid state relay, and the solid state relay of the present invention comprises: a solid state relay circuit board (20) in which output power terminals (24) are formed two times more than the input powe...  

Matches 251 - 300 out of 12,242