82 results about "Reed relay" patented technology

A high-voltage (“HV”) system for a vehicle is provided, and includes a HV source providing HV power, a low-voltage source, a high-voltage interlock loop (“HVIL”) switch, and at least one control module. The low-voltage source provides a low-voltage power that is less than the HV power. The HVIL switch is in communication with the low-voltage source. The HVIL switch includes a reed relay and a magnetic element. The magnetic element is selectively positioned within an actuation distance from the reed relay. The HVIL switch is in a closed circuit condition when the magnetic element is positioned within the actuation distance from the reed relay, and is in an open circuit condition when the magnetic element is positioned outside of the actuation distance from the reed relay. The at least one control module is in communication with and monitors the HVIL switch.

An Air food-passing robot comprises two transmission wheels arranged in a transmission track. One end of each transmission wheel is connected with a servo motor, and the other end is connected with a connecting rod through a servo motor rotation shaft. The connecting rods are in circuit connection with a microcontroller. A stepping motor rotation shaft is connected with a food-passing container through a lifting line. The food-passing method comprises the steps of: 1) a service plate containing food is put into the food-passing container, a table number is input, a digital tube displays the table number, and a liquid crystal displays the food name; 2) the microcontroller controls a stepping motor to work, and the stepping motor lifts the food-passing container; 3) the microcontroller controls the servo motors to work so as to drive the two wheels to move towards a target dining table; 4) after a magnetic field, a reed relay is closed, and when the value of a counter is equal to the table number, the two wheels arrives the part above the target dining table; 5) the stepping motor rotation shaft drives the food-passing container to decrease, and a food taking port is closed of the food is taken out; and 6) the food-passing container rises to the original height again, and servo motors return to the original positions. The food-passing robot is safe, highly-efficient, convenient to operate and intelligent.

A multifunctional gas stove is composed of electromagnetic valve for power supply arranged in gas inlet channel, gas jet hole for normal fire flame, thermocouple electromagnetic valve with thermal sensor near the burner of normal fire flame, primary flame regulating valve, and pulse igniter with a normal closed reed relay, which plays such role that after ignition is finished the igniter can not be used and when the flame is accidently extinguished, the igniter can be automatically used.

A new board mounted electromechanical device is provided that mounts to a relay substrate to form a low profile reed relay. The reed relay is electrically connected to the electrical contacts via a signal traces and additional electrical traces located on the same side of the relay substrate which connect to the relay's signal and shielding. Additional traces on both sides of the signal traces of the reed relay provide a co-planar wave guide to maintain the desired impedance of the signal path. The reed relay is mounted in an inverted manner into a cut-out in the main circuit board so that the other portion of the reed relay itself is sits within the cut-out in the main circuit board. As a result, the reed relay component is recessed below the surface of the main circuit board resulting in an overall low profile circuit board.

The arrangement has a separation element comprising a plug fuse and a magnet, which actuates a reed relay or a reed switch. Functional coupling of signal lines of an electric energy storage is provided by a coupling element, which is galvanically separated. Power transfer lines (30) of the storage are galvanically separated by a separation unit (10) with the separation element. The coupling element is selected from a group consisting of an optocoupler, an operational amplifier with inductive or capacitive transmission, a relay and a semiconductor circuit with high-blocking transistors.

A miniaturized relay with an integrated electromagnetic actuator allows scaling a reed relay to a small size to reduce the power needed to actuate it while retaining a high quality liquid metal contact. A dragged liquid metal contact is used. Coplanar waveguides may be used for the switched signal instead of microstrip transmission lines to reduce transmission line discontinuities that occur due to impedance changes.

A electrical socket that provides current overload warning function, includes at least one plug socket; a pair of input terminals, for supplying power to the plug socket after the connection; a magnetic reed relay, which comprises a conductive coil and a dry-reed tube. The said conductive coil is connected in series between one of the two input terminals and the plug socket, and the said dry-reed tube connects an warning apparatus, accordingly when the total consumed current size of one or more loads connected to the plug socket, and flowing through said conductive coil exceeds the operating current value that magnetic red relay sets, the magnetic contact of the dry-reed tube is drived to work and to start the warning apparatus, so as to send the warning immediately.

An apparatus for performing a function on a model train car on a track includes an electrically operated mechanism mounted on the car for performing a function on the car. A reed switch is operatively connected to the mechanism for activating the mechanism. The reed switch has contacts movable from a first position, in which the contacts are out of contact with one another, to a second position, in which the contacts are in contact with one another. A magnet associated with the track moves the contacts of the reed switch from the first position to the second position to activate the mechanism.

In a tank for liquid fuel, particularly a tank for LPG in a system for supply of LPG to the internal-combustion engine of a motor vehicle, the level-sensor device comprises a floating member guided so as to move in a substantially vertical direction within the tank according to the variations of level, and transducer means consisting of an aligned series of reed relays that are activated selectively by one or more permanent magnets carried by the floating member.

A system, method and apparatus designed to activate and trigger a mobile commerce related application, interface and or menu of option and or to affect a process related to mobile commerce by using an activation device located at the Point of Sale (POS) which contains a magnetic or electromagnetic activator and a mobile device with one or more magnetic reed switches, reed relay switches or a Resonant Inductive Coupling Sensor (electrodynamic induction receiver coils).

The invention discloses a position state detection device for a satellite-bone R-type waveguide switch. The position state detection device comprises an upper shell, a lower shell, a circuit board component, a position feedback component and bolts, wherein the circuit board component is fixed on the upper shell; the position feedback component is connected with a hanging beam of an R-type waveguide switch guiding rotor; the R-type waveguide switch guiding rotor is fixed inside the lower shell through a bearing; two micro-relays and a dry-reed relay are mounted on the circuit board component; two pairs of magnet steels are mounted on touch spots designed on the position feedback component to form parallel magnet fields. By arranging a logic circuit of three single-pole double-throw relays, the position detection function of the satellite-bone R-type waveguide switch is realized; by adopting the position detection switch array arrangement in combination with magnetic induction and contact, the position state detection device has relatively high error tolerance capability, and the operation reliability of the satellite-bone R-type waveguide switch is greatly improved.

The invention discloses a lock cylinder software type anti-misoperation mechanism for a five-prevention 10kV switching cabinet, which comprises a disconnecting link, a switch, an interlocking mechanism, a first intelligent lock, a switching off magnet, a switching on magnetic and a first dry reed relay which are arranged on the cabinet body of the switching cabinet, wherein the disconnecting link comprises an interlocking plate, each intelligent lock comprises an electronic key and an electronic lock cylinder which correspond to each other, a switching on limit groove and a switching off limit groove are arranged on the interlocking plate, a limit rod is fixed on the side surface of the electronic lock cylinder of the first intelligent lock, and the first intelligent lock is provided with a first triggering end; the first dry reed relay is capable of attracting with the switching off magnet or the switching on magnet; one end of the spring switch of the first dry reed spring is grounded, and the other end of the spring switch of the first dry reed spring is connected with the first triggering end; the limit rod limits the rotation of the interlocking plate, and the switching off magnet or the switching on magnet attracts the spring switch of the first dry reed relay, and a switching off or on signal of the spring switch is fed back to the electronic lock cylinder of the first intelligent lock through the first triggering end. The lock cylinder software type anti-misoperation mechanism for the five-prevention 10kV switching cabinet is capable of preventing the disconnecting link anti-misoperation of the switching cabinet, and realizes five-prevention of the switching cabinet.

A current inductive timer socket comprises: a principle relay circuit including an output relay and a voltage input terminal, a reed relay circuit including a capacitor, a plurality of diodes, a reed relay and a resistance, a counter circuit including a DC rectifier, seven series-connected counters, and a time select switch, a holding circuit including a neon light, a photodiode, an operational amplifier, a transistor, a diode and a resistance, a time switch circuit including three time switches, and three series-connected exciting transistors, and an inductive and amplification circuit including a transformer parallel-connected to a rated resistor, a set of two-stage operational amplifiers, a resistance, and a capacitor. When the electric appliance is in use, a signal of voltage drop produced at both ends of the rated resistance will be amplified by the operational amplifier and then transmitted to the counter circuit, making the counter circuit start to count automatically, and thus time operation is carried out.

A current inductive timer socket comprises: a principle relay circuit 1, a reed relay circuit, a plurality of diodes, a reed relay and a resistance, a counter circuit, a holding circuit, a time switch circuit and amplification circuit. When the electric appliance is in use, a signal of voltage drop produced at both ends of the rated resistance will be amplified by the operational amplifier and then transmitted to the counter circuit and an overload detecting circuit, making the counter circuit start to count automatically, and thus time operation is carried out. further, when electric appliance is overloaded or in the case of short circuit, the power source can also be cut off automatically.

To provide a switching mechanism of which an equipment need not be made large in size nor complicated, and much less, a permanent magnet which may affect a sensor or the like need not be carried about for operation of the equipment. Switching of operation in the equipment 1 is carried out by a reed switch 3 provided inside the equipment 1 sensing a given magnetic field. The reed switch 3, provided with reed relays 4, 5, senses the given field base on magnetic induction and closes contacts of the reed relays 4, 5. The switching mechanism arranges a permanent magnet 7 and a ferromagnet 8 inside the equipment 1, in a state having the reed switch 3 not sense the given field, that is, so as not to induce magnetic induction. As a user brings another ferromagnet (a ferromagnet for operation) 9 near the permanent magnet 7 or the ferromagnet 8 from outside the equipment 1, the magnetic induction is induced to the reed switch 3 to close the contacts of the reed relays 4, 5, which makes it possible to operate the equipment. (C)2004,JPO.

The invention provides a self-checking integrated fuel annunciator, which comprises a magnetic floater assembly (2), a circuit board (4) and a junction box (5). The circuit board (4) and the junction box (5) are fixedly connected onto a mounting seat (3). A reed switch is a multi-reed-switch assembly, reeds are serially connected to form the multi-reed-switch assembly after being parallelly connected in pairs, and self-checking coils (7) which are respectively electrically connected with a relay (8) and the floater assembly (2) are wound on a column of a reed switch glass sheath (10). The self-checking integrated fuel annunciator solves the problem that reliability of a reed relay is difficult to be improved quickly in the prior art. A parallel-serial connection redundant design mode for the reed relay which is a core component of the fuel annunciator is adopted, and the purpose of quickly improving reliability of the fuel annunciator is achieved. Besides, reliability R of the serial-connection reed switch can reach 0.999988.

A reed relay or reed sensor device that is substantially lead-less and has minimal inductance can be manufactured as an individual unit or as a plurality of units. The reed relay or reed sensor device comprises a substrate that has a plurality contacts on the exterior of the device connected to contacts on the interior of the device capable of maintaining a signal pathway to the internal components of the device. The internal components further comprise a reed switch, an electrical shield, a coil bobbin, and a coil of electrical wire which when energized is capable of effectuating switching in the reed relay.

The invention discloses a device and a method for resisting strong magnetic interference of an electric energy meter. The device comprises an power utilization information collection terminal and a reed relay, wherein a normally-open type reed relay is connected at one switching amount input end or more switching amount input ends of the power utilization information collection terminal; when the reed relay has an external interference magnetic field, the relay is closed; and a closing signal of the relay is detected by the power utilization information collection terminal, an alarm is sent out. Therefore, the anti-electricity-stealing function of a power user is realized.

The invention discloses a buoy switch which comprises a closed container with a water inlet and a water outlet. A buoy is arranged inside the closed container, a reed switch is disposed on the top of the closed container, a magnet is arranged in the buoy, and the reed switch and the magnet form a reed relay. The buoy switch is applicable to equipment such as an electric water heater and an electrolysis device, can control on or off of a power source of the equipment according to ascending and descending of the liquid level, and accordingly prevents dry heating.

The invention discloses a missing potato seeding and missing seeding supplementing control system. An infrared missing seeding detection system circuit comprises an infrared transmitting circuit, an infrared receiving circuit and an infrared receiving power control circuit; a controller controls the infrared transmitting circuit to transmit an infrared signal to the infrared receiving circuit, the infrared receiving circuit is controlled via the infrared receiving power control circuit to transmit the signal to a controller, a missing seeding detection startup signal generating circuit comprises a missing seeding detection startup level conversion circuit connected with the controller, a reed relay for controlling the missing seeding detection startup level conversion circuit to operate, and a permanent magnet for controlling the reed relay to operate; the invention aims to provide the missing potato seeding and missing seeding supplementing control system that has better controlled operating time and effectively improved anti-interference capacity, ensuring signal accuracy and seed supplement success rate and effectively reducing a misjudgment likelihood.

A low cost motor starter is shown having a PTC resistor 12 serially connected to a triac 14 and a bias resistor in turn adapted to be connected to the start winding of a single phase motor. A reed relay 16 having a sense coil 16a serially connected to the main winding in one preferred embodiment and in parallel with the main and start windings in a second preferred embodiment, is magnetically coupled to reed contacts16b, 16c. Reed contact 16b is connected to a location intermediate the PTC resistor 12 and the triac 14 while reed contact 16c is connected to the gate of the triac. A gate signal phase shifting network comprising capacitor C1-R2 is also connected to reed contact 16c and the gate.

The energy saving hydraulic system of pressure adjustable blank roller includes a motored oil pump, a non-return valve, a hydraulic oil cylinder and a cut-off valve. It features the plunger type energy accumulator, which consists of an oil cylinder, a plunger, a link rod, a lever, a magnet, a dry reed relay, an adjustable weight and an overflow valve and is set in the pipeline of the non-return valve and the cut-off valve between the motored oil pump and the hydraulic oil cylinder. The present invention makes it possible to controlling the motored oil pump without continuous running to avoid high oil temperature and relevant faults.

The invention discloses a vertical full-automatic steam boiler. The vertical full-automatic steam boiler comprises a shell. A water storage tank and a steam generator are arranged in the shell and are connected through a water pipe. A booster pump and an electromagnetic valve are arranged on the water pipe. A barrel is arranged on the steam generator. A hollow guiding pipe is arranged in the barrel and is provided with a water shortage level dry reed relay, a lower water level dry reed relay and an upper water level dry reed relay from bottom to top. A floating ball is arranged on the hollow guiding pipe. The vertical full-automatic steam boiler is simple in design and capable of automatically controlling water inflow and achieving environmental protection and energy conservation.

The invention relates to an SF6 breaker electrical endurance monitor system based on weak signal processing. The SF6 breaker electrical endurance monitor system based on the weak signal processing is mainly composed of portions of a signal conversion module, a range choosing module, a filtration module, an A / D (analog to digital) module, a signal processing module and the like, wherein the signal conversion module comprises an operational amplifier with a low bias current, completes conversion from a current signal to a voltage signal, and outputs the voltage signal to the filtration module, the range choosing module comprises a plurality of dry reed relays, and completes range automatic switching when a wide dynamic signal is input, the filtration module comprises an integrated filter, completes filtration of an output signal of a voltage conversion module, and outputs the output signal to the A / D module, the A / D module comprises a 24 bit A / D convertor, completes conversion from an analog signal to a digital signal, and outputs the digital signal to the signal processing module, and the signal processing module completes reading of the output signal of the A / D convertor, digital filtration, liquid crystal display and communications with an upper computer.

A current inductive timer socket comprises: a principle relay circuit, a reed relay circuit, a plurality of diodes, a reed relay and a resistance, a counter circuit, a holding circuit, a time switch circuit and amplification circuit. When the electric appliance is in use, a signal of voltage drop produced at both ends of the rated resistance will be amplified by the operational amplifier and then transmitted to the counter circuit and an overload detecting circuit, making the counter circuit start to count automatically, and thus time operation is carried out. Further, when electric appliance is overloaded or in the case of short circuit, the power source can also be cut off automatically.

A radioisotope powered thermoelectric vehicle lacking an internal combustion engine. The vehicle may include a commercially available, federally-approved encased radioisotope, sensors, an encased metal heat conductor, a heating element embedded within a heat sink, a plurality of thermoelectric chips mounted around the outer surface of the heat sink, a hollow body surrounding the heat sink with a space present between the heat sink and the hollow body, a power converter, an electric power regulation and distribution system, a magnetic reed relay unit, operational and directional controls, radioisotope thermoelectric power generator, and at least one DC motor mounted to a wheel of the vehicle. A portable lead-lined metal, climate-controlled, and airtight lockbox may house the entire power generating unit providing for more than redundant systems protection. The vehicle is capable of running indefinitely under all weather conditions, without “refueling” for decades and without introducing toxic emissions into the environment.

The invention relates to a reed relay which comprises a bobbin, a first coil, a second coil and a reed switching unit, wherein the bobbin comprises two side walls arranged at an interval, a barrel wall which is around an axis and connected between the side walls, a partition wall which is protruded out of the barrel wall and arranged between the side walls, a first winding groove which is positioned between the partition wall and one side wall, a second winding groove which is positioned between the partition wall and the other side wall, an accommodating chamber which is communicated with the side walls and the barrel wall along the axis and a plurality of electrodes which are respectively arranged on the side walls; the first coil and the second coil are respectively wound on the first winding groove and the second winding groove and electrically connected with the electrodes respectively; and the reed switching unit is arranged in the accommodating chamber and is provided with a plurality of pins extending out of the bobbin.