Abstract: An electrical combination includes a battery pack and a power tool. The battery pack includes two battery pack connectors which are connected with the same electrode of a battery of the battery pack. A circuit of one battery pack connector has a resistance greater than that in another circuit of another battery pack connector. The power tool includes corresponding tool connectors. When the battery pack is connected with the power tool, the power tool is supplied with a small current by the battery pack firstly, and then is supplied with a large current, so the electric spark is eliminated when the terminals of the battery pack contact with the terminals of the power tool.

Abstract: In a power transmission unit, a first coil pattern group and a second coil pattern group are connected with each other with an upper layer outer pattern, located outside in an axial line direction and outside in the intersecting direction, connected with a lower layer inner pattern, located outside in the axial line direction and inside in the intersecting direction. Furthermore, the first coil pattern group and a second coil pattern group are connected with each other with a lower layer outer pattern, located inside in the axial line direction and outside in the intersecting direction, connected with an upper layer inner pattern, located inside in the axial line direction and inside in the intersecting direction.

Abstract: The present invention relates to a modular charging system including a wall-mounted outlet-preserving charger for charging additional accessories such as battery blocks, wireless device chargers, supporting chargers for wearable devices such as watches, and car chargers, each for use independently or in combination with electronic devices. The present invention typically includes a wall charger with one or more electrical outlets on the front face so the use of the wall outlet is not lost. The wall charger of the present invention is suitable for use in any major country and may be adapted to the outlet configuration and voltage of those countries.

Abstract: The present disclosure provides a wireless power transmitting module and an installation method thereof, wherein the wireless power transmitting module comprises: an insulating bracket, a first side of which has a first central space; a coil, disposed around the first central space; and a circuit component, at least a part of which is located in the first central space, electrically connected to the coil. The present disclosure makes full use of the central blank space of the coil, and places the circuit component at the center of the coil, thereby realizing a miniaturized structure, improving space utilization and greatly reducing volume.

Abstract: A battery charging method and apparatus are provided. The battery charging method includes determining a number of charging ports to charge a battery based on a determined state of the battery, and charging the battery using the number of charging ports.

Abstract: A docking assembly for unmanned aerial vehicles (UAVs). The docking assembly includes a dock having a shaft. The present invention further includes UAVs. Each of the UAVs include a slot sized such that the shaft may slidably and linearly engage the slot. The shaft of the dock inserts through the slot of the UAVs, thereby docking the UAVs on the dock.

Abstract: Example implementations relate to plug-in backup energy devices. In some examples, a plug-in backup energy device may comprise a charger, an energy storage device coupled to the charger, and a buck-boost converter coupled to the charger and the energy storage device such that the buck-boost converter maintains a charge of the energy storage device during a no-fault mode of a computing device, and in response to the plug-in backup energy device switching from a normal mode to a power supply mode as a result of the computing device experiencing a fault, regulates a voltage output of the energy storage device to provide energy to the computing device during the fault of the computing device.

Abstract: Example techniques related to battery-powered playback devices. In an example, a first battery-powered playback device receives audio content from a network device and forwards the audio content to a second playback device for synchronous playback of the audio content with the second playback device, plays back the audio content, detects that a battery level of a battery of the first playback device has fallen below a predefined threshold, and ceases the forwarding of the audio content after the battery level of the battery of the first playback device has fallen below the predefined threshold. After the battery level of the first playback device has fallen below the predefined threshold, the second playback device receives the audio content from the network device, forwards the audio content to the first playback device for synchronous playback with the first playback device, and plays back the audio content in synchrony with the first playback device.

Abstract: In connection with video production equipment, data communication is made available through battery pack ports other than the main power output. This availability enables, regardless of the device being utilized, knowledge as to the attributes and status of the power source of the battery pack and also access to information that may be stored in the battery pack. Auxiliary ports, such as a power tap port and a universal serial bus port, are equipped for establishing data communication between the battery pack and accessory devices.

Abstract: A pair of right and left fixing holes and a pair of strap attachment holes are provided on a rear surface of a main body housing at a position which does not protrude from a side area S in a planar view. A bottom edge portion of an upper recessed portion is provided above the fixing hole to cover each of the right and left fixing holes, the strap attachment holes are provided to be coaxial with the bottom edge portion, and it is ensured that durability and compactness of the charger are obtained.

Abstract: A holster for receiving and wirelessly charging a device battery of a multimedia communication device detachably connected to the holster includes a base formed with first and second substantially planar opposed surfaces and sidewalls, a belt clip assembly attached or connected to the first surface, a tension clip attached or connected to the second surface, a rechargeable battery, a Bluetooth device for wirelessly, communicatively coupling the base to the multimedia communication device detachably connected to the base and a wireless charging device for wirelessly charging the device battery using electrical energy stored within the rechargeable battery. Upon attaching the multimedia communication device to the tension clip and wirelessly coupling the base to the multimedia communication device, the device battery can be wirelessly charged using the wireless charging device.

Abstract: A robotic system includes a base and at least one axis actuation module. The base includes an input power conversion device. A power input terminal of the input power conversion device receives an input voltage. The input voltage is converted into a first voltage by the input power conversion device. The first voltage is outputted from a power output terminal of the input power conversion device. The at least one axis actuation module is installed on the base. Each axis actuation module includes a motor, an axis power conversion device and a driving device. The first voltage is converted into a second voltage with a rated voltage value by the axis power conversion device. The second voltage is converted into a third voltage by the driving device. The third voltage is provided to the motor.

Abstract: Flashlight having modular mount system with integral mount element on the flashlight body and/or having programmable rear-facing signal lights.

Abstract: Examples may include routing power between a Universal Serial Bus (USB) host and a USB device. In some examples, the power may be routed from a power source at the USB device while the USB host is in a dead battery condition. Various switches at the USB host may be capable of selectively switching to route power from the power source to provide operating power to circuitry at the USB host.

Abstract: A chargeable device and a charging method are proposed. The chargeable device includes a charging interface and a first charging circuit coupled to the charging interface. The first charging circuit receives voltage and current outputted by an adapter through the charging interface and to apply the voltage and current outputted by the adapter between two terminals of multiple cells coupled in series built in the chargeable device to charge the multiple cells directly.

Abstract: A land-based electric vehicle charging plug has a plug base and a separate and exchangeable interface which is detachably fastened to the plug base. The plug base has an electrically non-conductive base body and at least one charging current base contact. The interface has an electrically non-conductive interface body and at least one charging current interface contact which is plugged-together with the corresponding charging current base contact. The plug base and the interface have a positive guide which forms an insertion funnel.

Abstract: A luminaire circuit board and a method for manufacturing a luminaire circuit board. The luminaire circuit board comprises a first set of light source components fastened onto a circuit board and coupled to a circuit for producing illumination. The luminaire circuit board further comprises a second set of light source components, which have substantially the same colour temperature as the light source components of the first set and which are fastened onto the circuit board as electrically isolated from said circuit.

Abstract: A wireless charging adapter that can snap onto a computer game controller can be inductively coupled to a charging base to wirelessly recharge a battery in the controller. The adapter also can include keys that mirror keys on the controller so that a gamer can remove the adapter with controller from the charging base, keep the adapter on the controller, and use both the controller keys and adapter keys to control a computer game.

Abstract: The present invention provides a flameless candle, a flameless candle charging system, and methods for using the flameless candle charging system. The charging system generally includes a plurality of flames candles, a charging tray having a tray hollow body with a planar outwardly facing surface on which the plurality of flameless candles may be placed, and a metallic plate positioned within the hollow body, and a remote control for selectively operating the plurality of candles and including a body having a magnet positioned therein. The remote control may be magnetically attached to the charging tray by positioning the magnet in proximity to said metallic plate.

Abstract: Methods and devices for wired charging and communication with a wearable device are described. In one embodiment, a symmetrical contact interface comprises a first contact pad and a second contact pad, and particular wired circuitry is coupled to the first and second contact pads to enable charging as well as receive and transmit communications via the contact pads as part of various device states.

Abstract: The present disclosure provides a battery compartment. The battery compartment includes a main body, and a cover body. The battery compartment further includes a pogo-pin revolving shaft. The pogo-pin revolving shaft includes a sleeve tube, and a spring accommodated in the sleeve tube. The spring has two ends connected to an end shaft respectively. The two end shafts are configured to be exposed out from the two ends of the sleeve tube respectively. The cover body defines a first shaft hole. The main body defines two second shaft holes. The first shaft hole and the two second shaft holes are configured to be arranged correspondingly. The pogo-pin revolving shaft passes through the first shaft hole, the two end shafts are configured to be exposed out from the first shaft hole, and each of the two end shafts is configured to be accommodated in one of the second shaft holes.

Abstract: A data transmission method and an electronic device are provided. A first electronic device having a display unit and a second electronic device having a processing unit communicate with each other wirelessly. The first electronic device receives data from the second electronic device for displaying on the display unit. The display unit of the first electronic device displays at a first display frame rate data transmitted from the second electronic device in a first mode. The first electronic device transmits, upon detecting a first trigger event, information associated with the first trigger event to the second electronic device. The first electronic device receives and displays data transmitted from the second electronic device in a second mode. The electronic devices can be automatically switched between the two display frame rates and the two modes in response to the first trigger event.

Abstract: The present disclosure provides a charging control method, a charging control device, and a power adapter. The charging control method can be performed in a power adapter configured to charge an electronic equipment through a charging cable, and includes: determining temperature of a charging interface, and controlling charging for the electronic equipment according to the temperature of the charging interface, wherein the charging interface includes at least one of the following interfaces: an interface of the power adapter used for electrical connection with the charging cable, an interface of the charging cable used for electrical connection with the power adapter, an interface of the charging cable used for electrical connection with the electronic equipment; and an interface of the electronic equipment used for electrical connection with the charging cable.

Abstract: The present disclosure relates to the manufacture of battery packs/assemblies and more specifically, the manufacture of battery packs/assemblies for use in aircraft. A lightweight battery assembly with cell compression and/or pressure management system is disclosed herein. The battery assembly can employ a composite battery enclosure impregnated with a plurality of primary fibers that define a direction of the composite battery enclosure's tensile strength. A cell-stack can be positioned in the composite battery enclosure such that the composite battery enclosure applies a predetermined pressure upon the cell-stack to compress the cell-stack in the direction of the composite battery enclosure's tensile strength.

Abstract: Disclosed is a power tool including a control device and at least one electromechanical interface device for connecting at least one rechargeable battery to the machine tool and supplying the power tool with voltage from the rechargeable battery. The interface device includes at least a first terminal and a second terminal and can be set to at least one first position and to a second position; the first terminal can be used for supplying the power tool with voltage from the first rechargeable battery when the interface device is in the first position, and the second terminal can be used for supplying the power tool with voltage from the second rechargeable battery when the interface device is in the second position.

Abstract: A high power rechargeable spotlight with two-way universal serial bus (USB) capable of recharging electronic devices as well as recharging itself. A bidirectional universal serial bus (USB) adaptor port that can be integrated into a high power rechargeable battery operated spotlight or other rechargeable battery operated device. The invention can utilize a micro-controller to convert a single USB adaptor port into either an input device or an output device. A high power rechargeable spotlight with bidirectional USB adaptor port is capable of recharging external electronic devices, as well as recharging itself through the same port.

Abstract: A battery monitoring device includes a plurality of voltage detection line, each of which configured to be electrically connected to an electrode of a respective one of a plurality of unit batteries in a battery assembly, the battery assembly being constituted by the unit batteries, a plurality of electronic circuits, each of which configured to be connected to a respective one of the voltage detection lines and to detect a voltage of a corresponding one of the unit batteries, a plurality of voltage detection substrates configured to be mounted to the unit batteries respectively, wherein each of the voltage detection lines and each of the electronic circuits are mounted on a respective one of the voltage detection substrates, and a communication line that connects the plurality of voltage detection substrates and a battery control unit.

Abstract: A power transfer circuit for transferring electrical power from a power source to a charger is provided. The power transfer circuit includes a voltage regulation circuit and a control circuit. The voltage regulation circuit is arranged for providing an output voltage for the charger, and adjusting the output voltage according to a control signal, wherein the charger draws an output current from the voltage regulation circuit according to the output voltage. The control circuit is coupled to the voltage regulation circuit, and is arranged for detecting the output current to generate a detection result, and generating the control signal at least according to the detection result.

Abstract: A first apparatus includes a mobile battery powered device comprising a battery cover. The battery cover includes a socket recess. The apparatus includes a mating tool for the socket recess. The mating tool is integral to the mobile battery powered device. The mating tool and socket recess correspond in size and shape.

Abstract: An electrical combination with a battery pack and a power tool. The battery pack includes two battery pack connectors which are connected with the same electrode of a battery of the battery pack. A circuit of one battery pack connector has a resistance greater than that in another circuit of another battery pack connector. The power tool includes corresponding tool connectors. When the battery pack is connected with the power tool, the power tool is supplied with a small current by the battery pack firstly, and then is supplied with a large current, so an electric spark is eliminated when the terminals of the battery pack contact with the terminals of the power tool.

Abstract: An electromechanical surgical system is provided and includes a hand-held surgical device. The surgical device includes a device housing defining a connecting portion for selectively connecting with an adapter assembly, the housing being configured to removably receive a battery therein; at least one drive motor supported in the device housing for controlling power delivered from a battery to the motor. The system includes a battery configured for disposition in the device housing, the battery being capable of powering the at least one drive motor, the battery including at least one display. The device housing is configured such that the at least one display of the battery is visible therethrough.

Abstract: A device for charging a mobile phone, comprising: a body having a length dimension, a width dimension and a thickness dimension, with the thickness dimension being substantially smaller than the length dimension and the width dimension; a power plug integrated in the body; and a charging and mounting support integrated on a front surface of the body, detachably and mechanically mounting and electronically connecting a back interface integrated on a back surface of a mobile phone; wherein in order to charge the mobile phone, a power connector of the charging and mounting support is connected mechanically and electronically to a power connector of the back interface; and wherein the back interface is rotationally movable and rotationally locking when mounted on the charging and mounting support.

Abstract: The disclosure provides a charging method, the method includes the following steps: initiating a handshake between an electronic device and a charger when the electronic device is connected to the charger via a charge cable. After the handshake between the electronic device and the charger is created successfully, controlling a first data pin of a power port of the electronic device to connect to a first power pin of the power port and controlling a second data pin of the power port to connect to a first ground pin of the power port. In additional, controlling a third data pin of a charge port of the charger to connect to a second power pin of the charge port and controlling a fourth data pin of the charge port to connect to a second ground pin of the charge port. The disclosure further provides the charger and the electronic device.

Abstract: The present disclosure relates to head-mounted displays (HMDs) and HMD controllers and to managing low power situations. As the HMD and controller are operational, the HMD monitors the energy level of the batteries. If the HMD detects that a battery energy level is below a first threshold, the HMD sends a low battery command to a developer application. The low battery command causes the developer application to enter a low battery mode in which it performs operations that encourage the user to charge the battery. If the energy level of the battery continues to decrease, the HMD may detect the battery energy is below a second threshold. As a result, the HMD and controller enter into a pass-through mode. In a pass-through mode the HMD projects a representation of an operating environment of the HMD in a display of the HMD.

Abstract: An electric tool battery is detachably attached to a battery attachment apparatus. The battery attachment apparatus has a case as an exterior portion thereof, including a lock hole establishing communication between the exterior and interior of the case to allow an external lock member to be locked. Further, the battery attachment apparatus has a cover member closing the opening of the lock hole from within the case, and a mounting portion to which the cover member is mounted and which is set on an inner surface of the case.

Abstract: In order to provide a method for producing a cell contact-making system for an electrochemical device which is executable in a simple manner and which enables a reliable signal conductor system with precise positioning to be produced, it is proposed that production of the cell contact-making system should includes separating out from a starting material at least one signal conductor group, which includes at least two signal conductor tracks of a signal conductor system of the cell contact-making system and at least one connection element by means of which at least two of the signal conductor tracks are connected to one another; connecting the signal conductor tracks of the signal conductor track group to a respective cell connector, cell terminal connector or sensor element of the cell contact-making system; and removing the at least one connection element.

Abstract: A portable electronic device is provided. The portable electronic device includes a first housing including a first surface and a second surface a second housing including a third surface and a fourth surface, and a hinge. The hinge includes a hinge shaft, a sliding device including a portion configured to slide to an inside or an outside of the second housing to be introduced, or slide from the inside or the outside of the second housing in a specific direction to be extracted in correspondence to a hinge operation of the second housing, and a multi-bar disposed between the first surface and the fourth surface and including multi-bar units to be spread or bent in correspondence to a hinge operation of the second housing.

Abstract: An apparatus includes a first interface of an accessory of a wireless device. The first interface is configured to communicate with the wireless device using a wired communication technique. The apparatus includes a second interface of the accessory. The second interface is configured to communicate with the wireless device using a wireless communication technique. The apparatus also includes a data storage device of the accessory. The apparatus further includes a controller of the accessory. The controller is coupled to the first interface, to the second interface, and to the data storage device. The controller is configured to activate the first interface in response to a message received via the second interface.

Abstract: A system has a processor, a battery charging circuit, a voltage regulating circuit and a control circuit. The control circuit provides digitalized feedback signals representative of circuit parameters of the battery charging circuit and circuit parameters of the voltage regulating circuit to the processor and receives a first information and a second information from the processor. The processor is able to adjust its operating states in response to the digitalized feedback signals. The control circuit controls the battery charging circuit in response to the circuit parameters of the battery charging circuit and the first information received from the processor, and the control circuit controls the voltage regulating circuit in response to the circuit parameters of the voltage regulating circuit and the second information received from the processor.

Abstract: The present disclosure provides a foldable mechanism of a mobile terminal and the mobile terminal. The foldable mechanism includes a soft support structure and a hard support structure embedded in the soft support structure. The foldable mechanism formed by the soft support structure and the hard support structure embedded in the soft support structure is used as a component for connecting a first housing and a second housing. When the mobile terminal is unfolded, the foldable mechanism formed by the soft support structure and the hard support structure is unfolded and turns into a flat structure connected to the first housing and the second housing. When the mobile terminal is folded, one side of the soft support structure away from the hard support structure shrinks inward. Therefore, the mobile terminal is prevented from having an abrupt exterior structure, and an exterior effect of the mobile terminal is improved.

Abstract: An apparatus for charging a wearable electronic device includes a first power terminal and a second power terminal to which predetermined voltage values are applied, respectively and a first ground terminal and a second ground terminal. The first power terminal and the first ground terminal are arranged in a first direction with respect to a first axis. The second power terminal and the second ground terminal are arranged in a second direction opposite to the first direction with respect to the first axis. The wearable electronic device is charged through the first power terminal and the first ground terminal when the wearable electronic device is placed on the apparatus in the first direction. The wearable electronic device is charged through the second power terminal and the second ground terminal when the wearable electronic device is placed on the apparatus in the second direction.

Abstract: A modular recharging system includes an electronic device that performs diagnostics on a removable battery pack that the electronic device can use to boost the power of its internal battery. Typically, the battery pack will have a larger battery than the internal battery of the device. The electronic device determines whether the battery pack will take a charge before determining whether the battery pack is authorized to assure that an authorization failure is not due to other issues such as a dead battery, an underpowered battery, or a broken connection between devices.

Abstract: The charger includes a housing with a base wall opposite a face wall. A male electric power plug has prongs which extend from the face wall to connect to an AC power output receptacle. Intermediate walls extend from the base wall to the face wall including a top wall, a bottom wall and a pair of side walls. Lateral edges are located between the intermediate walls. A USB port, a cord, or other power outlet is located along at least one of these lateral edges, and in some embodiments multiple outlets extend from multiple edges. The charger can thus be utilized in one AC power output receptacle within an array of AC power output receptacles without blocking adjacent AC power output receptacles, and provide one or more sources of DC power to power and/or recharge portable electronic devices.

Abstract: A portable light and charging device therefor. The portable light includes a light head that is pivotable relative to a light body and that has a projection, wherein the light body has a latch ring that can engage the projection to retain the light head in a stowed position and can be stowed. The charging device defines a receptacle for receiving the portable light and has a pair of latch arms that pivot to permit the portable light to be placed into and removed from the receptacle and that are biased to retain the portable light in the receptacle.

Abstract: A car jump starter power bank includes its shell, control circuit, battery pack, charging circuit and ignition circuit with an ignition interface, there is an electric quantity indication module on the shell, the electric quantity indication module is an LED indicator or LCD display, the charging circuit is used for charging the battery pack, the ignition circuit is used for power output for the ignition of the automobile, the positive and negative electrodes of the battery pack are connected with two output wires through two connection straps, and the two output wires are connected with the ignition interface, electrodes of neighboring single batteries are welded by high-frequency pulses, there are insulating strips that separate electrodes between neighboring single batteries. The structure of such battery pack and car jump starter power bank is quite simple and easy to implement with stable quality.

Abstract: The dual-headed rechargeable flashlight is a compact rechargeable LED flashlight with two methods of recharging as well as two independent LED lighting sources. In one manner of recharging, the flashlight is docked into a wireless inductive charging station that is powered by a 12 volt DC power source. In the alternative manner of charging, the flashlight's power source is recharged via a mini USB port. Alternatively, in the wired mode of recharging, the flashlight is docked magnetically to an external battery pack that can be easily secured to tactical vests using straps or clips. When using the wearable vest battery pack, the operator has access to the flashlight while it is simultaneously being recharged. The flashlight additionally furnishes a secondary auxiliary LED light located inside the rear end cap, and provides a battery power status meter for monitoring battery life.

Abstract: The present invention provides a movable charging apparatus comprising a house, at least one storage portion and a plurality of movable units. The house is provided to allow a power converting module. The storage portions, located at a side of the house, is provided to allow a power cable and a charging cable. The plurality of movable units are located at a bottom of the house. The apparatus further comprises a control module, an auxiliary power module, a circuit breaker, a metering module, a thermal unit and a filtering unit.

Abstract: A device includes a charge controller to regulate a battery output voltage based on an input voltage and an input current received from a charging circuit. A loop controller monitors the input voltage and the input current to generate a feedback signal to adjust the input voltage to the charge controller.

Abstract: Methods and devices for wired charging and communication with a wearable device are described. In one embodiment, a symmetrical contact interface comprises a first contact pad and a second contact pad, and particular wired circuitry is coupled to the first and second contact pads to enable charging as well as receive and transmit communications via the contact pads as part of various device states.

Abstract: A smoke detector of an aircraft cargo container includes a status light emitting diode (LED), at least one accelerometer, and one or more processors. The at least one accelerometer is configured to sense movement of the aircraft cargo container and provide a sensor signal representative of the sensed movement. The one or more processors is configured to receive the sensor signal and adjust a blinking rate of the status LED based upon the sensor signal.