| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 361106000 | With thermistor | 14 |
| 20090086398 | PROTECTION CIRCUIT MODULE OF SECONDARY BATTERY AND SECONDARY BATTERY USING THE SAME - A protective circuit module of a secondary battery and a secondary battery using the same, the protection circuit module including a positive temperature coefficient (PTC) device and a circuit board, wherein terminals of the PTC device are inserted into the circuit board to be coupled with connection terminals of the circuit board so that workability is improved and manufacturing costs are reduced. The secondary battery sensitively reacts to a temperature increase of the secondary battery by installing the PTC device on the upper or lower side of the circuit board, or extending one terminal of the PTC device to a bare cell of the secondary battery. | 04-02-2009 |
| 20090122455 | PTC DEVICE, PROTECTIVE CIRCUIT MODULE INCLUDING THE SAME, AND SECONDARY BATTERY INCLUDING THE PROTECTIVE CIRCUIT MODULE - A Positive Temperature Coefficient (PTC) device, a Protective Circuit Module (PCM) including the PTC device, and a secondary battery including the Protective Circuit Module (PCM) are provided. A support portion is formed at one end of a conductive plate of the PTC device, a conductive layer disposed on the upper portion of the PTC main body is fixed to the Protective Circuit Module (PCM), and the support portion is fixed by a coated adhesive that is melted at a high temperature and then hardens when the high temperature is removed, thereby preventing the PTC device from swaying or twisting. | 05-14-2009 |
| 20090154048 | PROTECTIVE CIRCUIT BOARD AND BATTERY PACK USING THE SAME - A protective circuit board and a battery pack using the same that broadens a mount region of a device and improves operability and proccessability thereof. The battery back comprises: a bare cell including a cap plate and an electrode terminal; and a protective circuit board positioned at the outside of the bare cell and formed of a flexible printed circuit board where a protection module, a positive temperature coefficient thermistor, and first and second power terminals are mounted. Accordingly, a space for mounting a number of protection devices and a space for forming a high current pattern are secured, and the work of mounting the protection devices and forming the high current pattern are easily performed. Furthermore, since any special structure for compensating a difference in the height of a protection device and an electrode terminal is not needed, the operability and proccessability increase. | 06-18-2009 |
| 20090213517 | SWITCHING DEVICE FOR SWITCHING AT LEAST ONE CURRENT - The invention relates to a device for switching at least one current includes a switching mechanism located in a switching chamber. The switching mechanism interrupts and connects a current path in an orderly fashion. Switching devices frequently have a protective function, e.g. relative to a power grid, and it is therefore desirable for supporting the protective function to identify faults and/or wear within the switching device. To this end, the switching device includes at least one temperature measuring unit that aids in detecting faults and wear within the switching device. | 08-27-2009 |
| 20090316321 | THERMAL SECURITY FOR HYBRID VEHICLE RECHARGING CABLE PLUGS DEVICE AND METHOD - A system is provided for interrupting current in an electrical cable having an end plug. The system comprises a sensor coupled to the plug and having an output indicative of the temperature of the plug, and a current interrupting device coupled to the sensor for interrupting current in the cable when the temperature reaches a predetermined temperature. | 12-24-2009 |
| 20110194223 | THERMAL PROTECTION CIRCUIT AND ELECTRONIC DEVICE USING THE SAME - A thermal protection circuit to protect an electronic device from over-heat comprises a temperature sensor, a hysteresis comparator and a switch circuit. The temperature sensor senses internal temperature of the electronic device and output an internal temperature signal with voltage. The hysteresis comparator outputs a power-off signal when the voltage of the internal temperature signal is lower than a low voltage threshold representing an a determined temperature, or outputs a power-on signal when the voltage of the internal temperature signal is higher than a high voltage threshold representing a restarting temperature. The switch circuit stops transmitting power signals to the electronic device in response to the power-off signal, or continues to transmit the power signals to the electronic device in response to the power-on signal. | 08-11-2011 |
| 20130088805 | OVERHEATING PROTECTION CIRCUIT FOR ELECTRONIC DEVICES - An overheating protection circuit for an electronic device includes a detection circuit, a switch element, and a control element. The detection circuit is positioned adjacent to an integrated circuit (IC) peripheral circuit of the electronic device and detects a temperature of the IC peripheral circuit. The switch element is electrically connected to the detection circuit, and the control element is electrically connected to the switch element and a heat dissipation device of the electronic device. The detection circuit generates a detection signal to turn on the switch element in response to detecting that a temperature of the IC peripheral circuit increases, and the control element controls the heat dissipation device to dissipate heat generated by the IC peripheral circuit in response to detecting that the switch element is turned on. | 04-11-2013 |
| 20130335874 | ELECTRONIC DEVICE - The present disclosure presents an electronic device includes:an electronic element with a first electrode and a second electrode disposed on the opposite sides thereof; a first terminal and a second terminal; a first support mounted to and electrically connected with the first terminal, the first support comprising a first contact part contacting and electrically connected with the first electrode; a second support mounted to and electrically connected with the second terminal, the second support comprising a second contact part contacting and electrically connected with the second electrode; a third elastic support comprising a third contact part contacting with one of the first electrode and the second electrode, wherein the third elastic support is provided so as to push the electronic element out of contact with one of the first support and the second support when the electronic element breaks in a failure state. | 12-19-2013 |
| 20140160611 | Overheat-Resistant Power Cord and Method - An overheat-protection device with a cord that includes a transmission wire to transmit electrical power and a sensor wire to transmit a signal, a plug attached to an end of the cord, and a thermistor includable in the plug and connected to the sensor wire. The signal may be received and/or analyzed by a sensing device, which may control a switching device to open and/or close a power circuit. The thermistor may detect a level of heat, which may be communicated as a signal via the sensor wires. The signal may be definable by the thermistor varying a level of resistance to the signal responsive to the level of detected heat. The thermistor may be a NTC thermistor and may be constructed from a thermal plastic or a ceramic. | 06-12-2014 |
| 20140268466 | POWER PROTECTION CIRCUIT - A power protection circuit includes a power source, a first voltage division module, a second voltage division module, a comparison module, an electronic switch, and a power module. The first voltage division module divides a voltage from the power source and outputs a first voltage. The second voltage division module divides the voltage from the power source and outputs a second voltage. The second voltage has a negative temperature coefficient. A temperature of the second voltage division module increases when a temperature of the power module increases. The comparison module is used to compare the first voltage to the second voltage and output first or second signals corresponding to the comparing result. The electronic switch is turned on or off when the electronic switch receives the first or second signals from the comparison module. | 09-18-2014 |
| 20150009600 | Power Cord Apparatus for Remotely Detecting Excessive Operational Parameters in an Electrically Powered Machine - A power cord apparatus for remotely detecting excessive operational parameters in an alternating current (AC) powered machine (e.g., dehumidifiers, air conditioners, refrigerators, and Computer Numerically Controlled (CNC) machines) is provided. The power cord apparatus includes a cooperative remote parametric sensing device (e.g., heat sensing, vibration transducer) in the vicinity of the electrically powered machine. | 01-08-2015 |
| 20150303679 | Thermal Protection Circuit - A thermal protection circuit which relates to the field of electronic technologies can detect temperature of multiple locations simultaneously and adjust a preset threshold flexibly, thereby improving system reliability. The thermal protection circuit includes: at least one temperature sensor, a detection circuit, an execution circuit, a self-locking and triggering circuit, a protective temperature regulation circuit, and a power supply circuit. The at least one temperature sensor converts a temperature signal into an electrical signal and sends the electrical signal to the detection circuit; the detection circuit detects whether temperature reaches the preset threshold, and sends a turn-off signal to the execution circuit if the temperature reaches the preset threshold; the execution circuit cuts off power supply to the system; and the self-locking and triggering circuit maintains, a power-off state of the system until a power switch is triggered. | 10-22-2015 |
| 20150349516 | CIRCUIT ARRANGEMENT FOR THE THERMAL PROTECTION OF A POWER SEMICONDUCTOR - The present invention concerns a circuit arrangement for thermal protection of a power semiconductor, wherein there is provided a two-stage thermal protection in the control circuit and in the load circuit of the power semiconductor. A first stage ( | 12-03-2015 |
| 20150381152 | BI-DIRECTIONAL TRANSMITTER/RECEIVER COMPRISING TEMPERATURE SENSOR AND DRIVING CIRCUIT COMPRISING THE SAME - A bi-directional transmitter/receiver according to an embodiment includes a pin connected with a main control circuit, a transistor connected with a first electrode to the pin, a Schmitt trigger which determines an output according to a voltage of the pin, and a temperature sensor which is connected to the pin and which senses temperature and outputs temperature information to the pin. A driving circuit for controlling switching operation of one or more switches includes a bi-directional transmitter/receiver. | 12-31-2015 |
