| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 340654000 | Circuit energization | 26 |
| 20080297364 | Method and apparatus to ensure activation of a power distribution alarm monitoring circuit - Redundant load sharing power supplies may use lower amperage pilot fuses to monitor the condition of higher amperage main line fuses carrying load current. An alarm monitoring circuit is activated when the pilot fuse has blown. The load sharing characteristics of these supplies may proportion current such that the pilot fuse may not be blown when the main line fuse is missing or blown. An embodiment of the present invention provides a system for ensuring activation of a power distribution alarm monitoring circuit in a load sharing power application using multiple loads to draw current from the power inputs. A control circuit enables current to flow in a controlled manner to blow the pilot fuse to ensure activation of a power distribution alarm monitoring circuit. Ensuring activation of the alarm monitoring circuit allows accurate identification of a faulty supply and satisfies a required operations condition of many telecommunications systems providers. | 12-04-2008 |
| 20090015420 | INTELLIGENT USER INTERFACE INCLUDING A TOUCH SENSOR DEVICE - The present invention, according to a preferred embodiment, is directed to portable electronic devices which operate on exhaustible power sources, for example, batteries. The electronic devices of the present invention comprise at least one signal switch and a microchip in communication with the switch wherein the switch is only capable of transmitting a signal to the microchip that the switch has been activated or deactivated. The microchip is in communication with the exhaustible power source of the electronic device and controls (i) the power on/off function of the device, (ii) at least one other function of the device in response to activation and deactivation signals from the switch, and (iii) an automatic shut off function in response to the receipt of an activation signal from the switch. | 01-15-2009 |
| 20090128347 | Method and Apparatus for Protection of AC-DC power Converters - An AC-DC power converter controls an external upstream switching device, which supplies it power to be converted. Power conversion is initiated when an external signal requests power be converted or when a program within the AC-DC power converter detects the need for power conversion. When this occurs, the AC-DC power converter signals the external switching device, which is upstream of the AC-DC power converter to turn on, thereby supplying the power to be converted to the AC-DC power converter. | 05-21-2009 |
| 20090160663 | Electrical ground protection device, circuit tester and method of circuit condition detection - An apparatus and method for protecting against electrocution hazards that arise when an appliance is electrically connected to a miswired single-phase AC electrical source which includes an energized ground lead are described. The apparatus includes one or more sensors that detect electrical energy in the ground lead combined with a miswiring condition in the hot and common leads. A tester embodiment is also illustrated. The method includes the steps of detecting if the putative ground of the electrical source is energized and whether the hot and common leads are reversed. | 06-25-2009 |
| 20090189774 | Power Topology Determination - A power topology determination system includes a management engine. A power line communication device is coupled to the management engine. A first power device is coupled to the power line communication device through a power line connection. The power line communication device is operable to retrieve first power device information from the first power device and the management engine is operable to provide the first power device information for power topology display. | 07-30-2009 |
| 20090309746 | SYSTEM AND METHOD FOR DETECTING POWER SUPPLY ERROR OF ELECTRONIC DEVICE AND ELECTRONIC DEVICE - An electronic device powered by a primary power source includes a switch, a first detection unit, a second detection unit, a warning unit and a secondary power source. The switch is configured for connecting and disconnecting the primary power source and the electronic device. The first detection unit is configured for detecting whether the switch is activated. The second detection unit is configured for detecting whether the primary power source is available if the switch is activated. The warning unit is configured for activating an alarm if the primary power source is unavailable. The secondary power source is configured for supplying electrical power to the first detection unit, the second detection unit and the warning unit. | 12-17-2009 |
| 20100066553 | DEVICE AND METHOD FOR MANAGING CONFIGURATION AND FOR MANAGING MAINTENANCE OF APPARATUS - The subject of the invention is a device for managing configuration and for managing maintenance of apparatus. It relates to a device for managing configuration and maintenance of a number N of items of apparatus EQ | 03-18-2010 |
| 20100231397 | ADAPTER AND PORTABLE ELECTRONIC DEVICE - An adapter and a portable electronic device which may contain the adapter are disclosed. The adapter may be detachably contained in a containing recess of the portable electronic device, and it includes a base, a first connecting end and a second connecting end. The first connecting end is disposed on the base, and the second connecting end and the first connecting end are electrically connected to each other. In addition, a containing recess is formed on a surface of the portable electronic device for containing the adapter. The portable electronic device may remind the user to put away the adapter into the containing recess. | 09-16-2010 |
| 20110050439 | PROTECTOR HAVING A DUAL-WARNING OUTER CASING - A protector having a dual-warning outer casing includes a housing and a circuit board. The housing has one end formed with a pull portion. The pull portion has a through hole for insertion of an illuminating unit. The circuit board is disposed in the housing and includes two protection modules, a first alarm module and a second alarm module thereon. The first alarm module and the second alarm module are connected with the illuminating unit. Thereby, the protector is capable of sending warnings for abnormal circuit and high voltage via the illuminating unit. | 03-03-2011 |
| 20110215939 | TRIGGER MECHANISM - A trigger mechanism including sensing electronics, a power source and a length of bifilar wire. The bifilar wire has two electrically conductive filaments separated by an insulator, with a first end in electrical connection with the sensing electronics and the power source and a second end that is free. A circuit can be created by fusing together the two filaments in a section of the bifilar wire. The sensing electronics are configured to monitor the status of a circuit created between the bifilar wire, sensing electronics and power source and to output a signal when the circuit is broken. | 09-08-2011 |
| 20120146801 | POWER-SAVING REMINDER CIRCUIT FOR COMPUTER - An anode of a light emitting diode (LED) and a second terminal of a third electrical switch are connected to a first power source. First terminals of the first and second electrical switches are respectively connected to a second power source and a suspend signal pin. A second terminal of the first electrical switch is connected to a cathode of the LED and an output pin of a counter chip. A second terminal of a second electrical switch is connected to the first power source through a first resistor and a first terminal of the third electrical switch. A third terminal of the third electrical switch is grounded through second and third resistors and a capacitor in sequence and a voltage pin of the counter chip. | 06-14-2012 |
| 20120176247 | Cable Clamp-On Device Including a User Interface - In an illustrative embodiment, a system comprises a cable having a first end and a second end. The first end is connected to a portable device and the second end is connected to an A/V switcher. The A/V switcher is configured to monitor presence of an A/V signal in the cable and transmit data regarding said A/V signal presence. A cable clamp-on device is coupled to the cable and includes at least one indicator configured to display said A/V signal presence within the associated coupled cable, and a transceiver configured to receive the data, via a wireless link, the data regarding said A/V signal presence. | 07-12-2012 |
| 20120212349 | CABLE STRUCTURE WITH INDICATING FUNCTION - The present invention relates to a cable structure with indicating function, which comprises a cable, a first connector plug and an indication unit. The first connector plug has a main body and a connection part, and coupled with one end of the cable; and the indication unit is fastened in the main body and installed with at least an indicating device coupled with a circuit board and having an indicating function on the main body, the circuit board is connected to a power circuit between the cable and the first connector plug through a wire, and through a detecting circuit of the circuit board performing a comparison operation, the indicating device is enabled to respectively display the indication of charging in progress and charging finished. As such, a user can directly observe the charging status of the hand-held device through the display of the indication unit without needs of actuating the screen of the hand-held device. | 08-23-2012 |
| 20120293337 | Energy Monitoring Apparatus - Hence, according to the present invention, an energy monitoring apparatus ( | 11-22-2012 |
| 20130027214 | HOUSEHOLD APPLIANCE INCLUDING INFORMATION LIGHT DEVICE - A household appliance includes an information light device that projects light onto a surface to enable a user to determine whether or not the household device is in operation. The information light device may include a light guide. The light guide may be disposed along a side portion of the household appliance. | 01-31-2013 |
| 20130249699 | ALARM METHOD AND APPARATUS FOR TERMINAL ANTI-EAVESDROPPING - The prevent invention provides an alarm method and apparatus for terminal anti-eavesdropping. The method includes: acquiring the working state of a microphone of a terminal; and sending alarm information according to the working state of the microphone of the terminal. Particularly, alarm information can be sent when the microphone of the terminal is switched on. According to the embodiments of the present invention, a user can be alerted when the background sound of the terminal may be eavesdropped on, thereby improving the security of communications. In addition, an embodiment of the present invention further provides a terminal having an anti-eavesdropping alarm function. | 09-26-2013 |
| 20140132417 | GENERATOR COUPLING KIT AND METHODS THEREOF - A generator coupling kit is provided. In exemplary embodiments, the generator coupling kit may comprise a wire adapted to couple with a generator on a first end, the wire adapted to couple with an outdoor box on a second end; the outdoor box adapted to couple with the wire; an indoor electrical panel adapted to couple with the outdoor box via a generator breaker; and the generator breaker adapted to couple with indoor electrical panel, the generator breaker adapted to couple with the outdoor box via internal wiring, the generator breaker comprising a circuit breaker. | 05-15-2014 |
| 20140327549 | TRANSMISSION LINE - A transmission line includes a first connection module, transmission module, and second connection module. The first connection module has a first terminal, sampling unit, and first light emitting module. The transmission module has a cable and an optical fiber. The optical fiber has an end coupled to the first light emitting module. The cable has an end connected to the first terminal. The second connection module has a second terminal and fixing unit. The second terminal is connected to another end of the cable. The fixing unit is fixed to another end of the optical fiber. Current and data are transmitted between the first and second terminals by the cable. The sampling unit samples the current from the cable and generates sampling voltage to be transmitted to the first light emitting module for driving the first light emitting module to emit a first light coupled to the optical fiber. | 11-06-2014 |
| 20150015403 | Active Cable with Display - An apparatus comprises a cable including conductors to carry data signals and a power voltage from a device when the cable is connected to the device, and at least one active display assembly fixed along a length of the cable. The active display assembly includes a power converter connected to the conductors to convert the power voltage to a supply voltage, and a programmable display and a controller powered by the power converter. The programmable display is configured to display programmed indicia responsive to the supply voltage, and the controller is configured to program the display. | 01-15-2015 |
| 20150310719 | APPARATUS INCLUDING ELECTRODES, A RECTIFIER OR CIRCUIT, AND AN ILLUMINATED OR NON-ILLUMINATED INDICATOR FOR VISUAL INDICATION OF ENERGIZED ELECTRICAL CONDUCTORS - An apparatus is for visual indication of an energized state of electrical conductors. The apparatus includes two electrodes structured to capacitively couple to two energized electrical conductors, respectively, in order to harvest an electric field. A rectifier is powered from one or both of the two electrodes. An illuminated indicator or a non-illuminated indicator is powered from the rectifier. | 10-29-2015 |
| 20150339908 | Integral Safety Display For A Test Switch - An electrical test switch has an integral energized circuit indicator. The energized circuit indicator is integrated into the front and/or rear covers of the test switch. The energized circuit indicator is passive and senses properties of the at least one conductor of the device being tested by being placed in proximity of the device. The voltage display provides personnel a visual indication of whether the electrical device being tested is energized without requiring a physical test or direct connection to the at least one conductor of the device being measured. | 11-26-2015 |
| 20160190748 | Power Strip with External Networking Accessory Devices - A load controlling device includes a housing having at least one outlet and at least one low voltage interface; and an external accessory operatively connected to the at least one low voltage interface and comprising a controller and communications circuitry operatively connected to the controller. The external accessory is powered by the low voltage interface and is configured to monitor the at least one outlet and transmit information to an external device regarding the at least one outlet via the communications circuitry. | 06-30-2016 |
| 340655000 | Heating circuit | 1 |
| 20130265168 | ELECTRICAL DEVICE CURRENT FLOW INDICATOR - An electric current flow indicator senses electrical current flowing through an electrical device and produces a visible feedback to indicate proper operation. The current flow indicator has a voltage and current regulation circuit having first and second inputs connected to first and second conductors, respectively. The circuit converts an AC line voltage carried by an electrical supply cord into a limited low voltage DC current. A toroidal core inductor coil and at least one current indicating LED are connected to the circuit. The first conductor passes through a center of the inductor coil. A transistor amplifier is connected to an output of the inductor coil for energizing the current indicating LED when an electrical current conducts through the first conductor. The flow indicator can be integrated into an electrical supply cord, a male or female electrical cord end, a single or duplex electrical outlet, or a universal plugin adapter. | 10-10-2013 |
| 340656000 | Electrical socket | 3 |
| 20090303062 | Devices for Testing the Operability of Electronic Circuitry - A device for testing the operability of an AC power outlet, a DC power outlet and A/V input jacks may include an AC test circuit, a DC test circuit, an A/V test circuit, a logic circuit, and a system OK indicator. At least the AC test circuit and the DC test circuit may be operatively connected to the logic circuit such that when at least the AC plug and the DC plug are inserted in a functioning power outlets, the system OK indicator is activated. | 12-10-2009 |
| 20100123591 | Universal process transmitter connector - An electrical connector apparatus for use with a field device includes a housing having a first end and a second end, an electrical feedthrough subassembly, and a visual indicator viewable from outside the housing. The first end of the housing is configured to mechanically connect to the field device. The electrical feedthrough subassembly extends through at least a portion of the housing and includes a plurality of electrical conductors configured to provide a removable electrical connection at the second end of the housing and a flameproof barrier disposed between the first and second ends of the housing. The visual indicator has a plurality of illumination modes indicative of a power state of the electrical feedthrough subassembly. | 05-20-2010 |
| 20160126682 | SAFETY SOCKET - Disclosed herein is a receptacle for selectively conducting electric power. The receptacle contains a switch that is normally open to prevent the occurrence of electric shock. An optical prong detector is provided to determine whether both the hot and neutral prongs of a plug have been inserted into the receptacle. The receptacle provides conductance upon determination of insertion of a plug into the receptacle. Additional features include GFI detection, current detection, heat detection, warning lights and an audible alarm. The receptacle includes communication abilities with remote devices to transmit data indicative of the state of the device. | 05-05-2016 |
