H02J7/00

CRADLES FOR A MOBILE DEVICE INCLUDING A CAVITY FOR A WIRELESS DEVICE AND METHODS OF MAKING AND USING
20230045485 · 2023-02-09 ·

A cradle for a mobile device includes a cradle base including a removable cover, a cavity base, and sidewalls extending from the cavity base to the removable cover, where the removable cover is configured for resting a back surface of a mobile device received in the cradle, where the removable cover, the cavity base, and the sidewalls define a cavity configured for receiving a wireless device configured for wirelessly interacting with the mobile device received in the cradle. The cradle also includes a top device receiver coupled to the cradle base and configured to receive and retain a top portion of the mobile device received in the cradle and a bottom device receiver coupled to the cradle base and configured to receive and retain a bottom portion of the mobile device received in the cradle.

ACCOMMODATION CONTAINER AND CHARGING METHOD FOR SUBSTRATE-SHAPED SENSOR
20230041619 · 2023-02-09 ·

With respect to an accommodation container that accommodates a substrate-shaped sensor, the accommodation container includes a container body that has an opening, a support that is disposed inside the container body and configured to support the substrate-shaped sensor, a contact pin that is disposed inside the container body and configured to come into contact with a terminal portion of the substrate-shaped sensor, a driving mechanism that is disposed inside the container body and configured to drive the contact pin, a rotation shaft member that drives the driving mechanism from an outside of the container body, a jack that is disposed outside the container body and electrically connected to the contact pin, and a lid that is configured to close the opening of the container body.

Multi-device wireless charger and electronic device wirelessly charged by the same

An electronic device is disclosed. The electronic device discloses a plurality of wireless charging antennas, a plurality of shielding partition layers, at least some of the plurality of shielding partition layers disposed between the plurality of wireless charging antennas, a plurality of external device-receiving grooves formed through spaces defined between pairs of the shielding partition layers, and a processor electrically coupled to the plurality of wireless charging antennas. The processor is configured to: determine whether at least one external device is inserted into at least one of the plurality of external device-receiving grooves, and when the at least one external device is inserted into the at least one of the plurality of external device-receiving grooves, wirelessly transmit power through at least one wireless charging antenna corresponding to the at least one of the plurality of external device-receiving grooves into which the at least one external device is inserted.

System and method for energy storage and power supply
11557912 · 2023-01-17 · ·

An energy and supply system includes a switching device, a battery detection device, a speed detection device, a processing device, a main storage battery and a backup storage battery. Using the speed detection device, the processing device determines whether the driving speed of the vehicle exceeds a preset speed threshold, or it determines whether the rotation speed of the engine exceeds a preset rotation speed. The processing device uses the battery detection device to determine whether the main battery capacity is greater than the preset capacity. If the processing device determines that the driving speed of the vehicle exceeds a preset speed threshold, or it determines that the rotation speed of the engine exceeds a preset rotation speed, and it determines that the main battery capacity is greater than the preset capacity, the processing device controls the switching device.

Battery driven ground power unit with improved construction, operability, durability and maintenance

An airport ground power unit for supplying electric current to an aircraft parked on the ground, a method of operating the ground power unit, a system for supplying electric current to an aircraft parked on the ground, a method of operating such system, and a Y-adaptor.

Electrical system with current-consuming circuit for discharging a capacitor associated motor vehicle and method

The electrical system (100) includes: —a capacitor (C); —an electrical power supply device (102); —an electrical power receiving device (104); —a current-consuming electrical circuit (108) designed to consume a current (i) entering via a first interface terminal (B.sub.A) and exiting via a second interface terminal (B.sub.B). The electrical system (100) being designed such that the current-consuming electrical circuit (108) consumes the discharge current (i) when the electrical power supply device (102) is connected to the terminals of the capacitor (C). The current-consuming electrical circuit (108) includes a transistor (Q1) arranged such that the consumed current (i) enters via a current input terminal (C1) of the transistor (Q1) and exits via a current output terminal (E1) of the transistor (Q1), and in that the current output terminal (E1) is connected to a control terminal (B1) of the transistor (Q1) in order to stabilize the transistor (Q1).

Multifunction flexible LED flashlight

A flashlight having a housing, a light-end assembly, and a user interface. The light-end assembly, which may be coupled to an end of the housing, may comprise a flexible light component having a proximal end and a distal end. A first plurality of light emitting diodes (LEDs) may be distributed on the first flexible light component between the proximal end and the distal end. The flexible light component may include a flexible, semi-rigid structure to maintain the flexible light component in a desired shape or position.

Multifunction flexible LED flashlight

A flashlight having a housing, a light-end assembly, and a user interface. The light-end assembly, which may be coupled to an end of the housing, may comprise a flexible light component having a proximal end and a distal end. A first plurality of light emitting diodes (LEDs) may be distributed on the first flexible light component between the proximal end and the distal end. The flexible light component may include a flexible, semi-rigid structure to maintain the flexible light component in a desired shape or position.

Safety device and method to prevent use of the same device if faulty
11557905 · 2023-01-17 · ·

The present invention discloses a safety devices adapted to prevent workers from going into hazardous environment, such as underground using the faulty safety device. As a safety device, typically embodied as a cap lamp, must be charged prior to each use, the device is adapted to detect when the device is removed from the charger. The device starts to blink continuously when disconnected from the charger. An automated test procedure is completed on the device. The user may also complete a manual portion of the test procedure to make the device usable. When the test procedure is completed successfully, the lamp stops blinking. If the test procedure is not successful, the lamp continues blinking to effectively prevent user from using a faulty device.

Charge-pump control circuit and battery control circuit
11557963 · 2023-01-17 · ·

A charge-pump control circuit includes an oscillator which supplies a clock for driving a charge pump driver to supply a first gate voltage to a discharging transistor in order to control discharge from a battery, and driving a charge pump driver to supply a second gate voltage to a charging transistor in order to control charge to the battery, respectively; and a drive control circuit which sets a control target voltage as one of the first gate voltage and the second gate voltage having a lower voltage in order to control generation of the clock by the oscillator according to the control target voltage.