Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports, at least two leads, or at least one access port and at least one lead and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators.

The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.

A power module and a charging device. The power module includes a substrate, a power component, and a heat sink. The substrate includes at least two conductive layers, the at least two conductive layers are stacked along a thickness direction of the substrate, and an insulating dielectric layer is disposed between any two adjacent conductive layers. The at least two conductive layers include a first conductive layer and a second conductive layer, and the first conductive layer and the second conductive layer are respectively located on two surfaces in the thickness direction of the substrate. The power component is disposed on a surface that is of the first conductive layer and that is away from the second conductive layer, and the heat sink is disposed on a surface that is of the second conductive layer and that is away from the first conductive layer.

A battery adapter can be used with an off-brand battery manufacturer to energize a power tool. The battery adapter is configured to monitor the voltage, temperature, and power level of the battery. Monitoring these levels helps prevent the tool from overdischarging the battery, as well as to prevent overheating. The battery adapter has a visible battery power level indicator, actuated by a switch, which visibly displays to a user a general indication of power left in the battery. The battery adapter is able to electrically disconnect the battery if the monitored temperature reaches a certain threshold. The battery adapter is also able to electrically disconnect if the battery adapter and off-brand battery are connected to a recharge station.

A supply charging device for a mobile device includes a supply power connector having a supply housing having a mating end at the front mated with a receive power connector of the mobile device along a mating axis. The supply power connector has a cable end at the bottom. A supply contact chamber is at the mating end and a supply cable chamber is at the cable end. The supply power connector includes supply power contacts and a data communication module at the mating end. The supply charging device includes a cable assembly extending from the cable end at the bottom of the supply housing. The supply power cables extend along cable axes oriented non-parallel to the mating axis.

The present invention relates to exterior or interior doors for residential or commercial buildings, such as for a home, apartment, condominium, hotel room or business, and, more particularly, to a door provided with a rechargeable battery as a source of electrical power that may be used to operate electric devices mounted to the door. The door has electric devices attached thereto. The electric devices which. are powered by one or more rechargeable batteries that are charged by one or more energy harvester systems and/or by direct connection to a power source. A system for distributing the power collected from the energy harvester system and/or the wired connection are also provided.

A charging system is provided. The charging system includes a charging device including an electrical input for receiving electrical energy, at least one output for outputting electrical energy, and a communication interface; and a charger controller programmed to a) receive a plurality of charging parameters; b) determine a charging rate of an electronic device connected to the at least one output of the charging device; c) instruct the charging device to provide electrical energy through the output to the electronic device; d) determine a current state of charge of the electronic device; e) adjust the charging rate based on the current state of charge and the plurality of charging parameters; and f) instruct the charging device to adjust the charging rate for the electrical energy being provided to the electronic device.

An electrical receptacle may include a rectifier configured to output power at a first direct current (DC) voltage level. The electrical receptacle may include a converter configured to convert the power from the first DC voltage level to a second DC voltage level, the converter including at least one switching device having at least one selected from the group consisting of a Gallium Nitride (GaN) chemistry and a Silicon Carbide (SiC) chemistry. The electrical receptacle may include at least one DC output port configured to receive power from the converter at the second DC voltage level. The electrical receptacle may include a microcontroller having an electronic processor configured to control a frequency at which the at least one switching device is operated.

An aerosol provision system including an aerosol provision device having a first controller and a first electrical energy storage device; a charging unit for charging the aerosol provision device, the charging unit having a second controller and a second electrical energy storage device; wherein the first controller and/or the second controller is arranged to determine a connection status between the aerosol provision device and the charging unit and to cause the aerosol provision device to enter into a mode of operation in accordance with a number of options. Also provided is a method of operating an aerosol provision system, an aerosol provision device and a charging unit.

A charging system includes a first charging portion and a second charging portion. The first charging portion includes at least one first connector and at least one first interface for charging a connected device. The first charging portion is configured to receive electrical current from a power source. The second charging portion includes at least one second connector and at least one second interface for charging a connected device. The at least one first connector is removably coupled to the at least one second connector, thereby removably coupling the second charging portion to the first charging portion to facilitate transmission of electrical current between the first charging portion and the second charging portion.

Systems and methods for implementing a plurality of temperature sensors in power tools. An example power tool includes a first electrical component, a second electrical component, and an indication device. The power tool includes a first temperature sensor configured to sense a temperature of the first electrical component, and a second temperature sensor configured to sense a temperature of the second electrical component. A controller is connected to the first temperature sensor and the second temperature sensor. The controller is configured to determine a temperature difference between a first temperature value associated with the first temperature sensor and a second temperature value associated with the second temperature sensor, compare the temperature difference to a temperature difference threshold, and provide, when the temperature difference satisfies the temperature difference threshold, a notification using the indication device.