380 results about "Battery charger" patented technology

Responsive to a voltage across a capacitor being greater than a voltage across a traction battery, a controller may open switches such that charge current from a DC charger flows through a diode to the traction battery without following through coils of an electric machine and without flowing through an inverter.

A non-isolated bidirectional high-voltage direct current battery charger is made compatible with a ground-fault circuit interrupter (GFCI) at the DC output by adapting the power converter to control, in response to voltage or current sensors, a net current difference between forward current and return current to remain below a threshold of the GFCI. This can be done without compromising safety in the case of actual ground faults.

A power tool battery charger and method for adaptive charging and data transfer is disclosed. A power tool battery charger may include one or more charging docks, each charging dock including a charging interface for providing charging current, and an electronic controller including a processor and a memory. The electronic controller is configured to identify one or more battery packs received by the charging docks and determine battery information for the one or more battery packs. The battery information indicating tandem use information for the one or more battery packs, end-of-use information for the one or more battery packs, or user preference information. The electronic controller also charges the one or more battery packs based on the battery information.

A charging cable management assembly configured to couple to a stationary vehicle battery charger, including an elongated frame configured to be coupled to the stationary vehicle battery charger; a movable support arm, coupled to the elongated frame, movable relative to the stationary vehicle battery charger and a battery electric vehicle (BEV) between a stowed and a deployed position relative; and a cable reel, attached to the movable support arm, deploying a retractable tether, configured to couple to a charging cable of the stationary vehicle battery charger, that assists a vehicle user moving the charging cable into electrical engagement with the BEV.

A charging cable management assembly can be part of a stationary vehicle battery charger for furnishing charge to vehicle batteries of battery electric vehicles (BEVs), as an example application. In an implementation, the charging cable management assembly has a cable support arm and a spring. The cable support arm moves about a pivot relative to an associated stationary vehicle battery charger during use. The cable support arm can move between a home position and a fully deployed position, as well as to less-than-fully deployed positions therebetween. The spring exerts a return biasing force to the cable support arm for bringing the cable support arm back to its home position after deployment and for keeping it there.

Battery cell formation can include forming a SEI layer in a battery cell, evaluating the cell quality, grading the cells and removing any defect cells. A first switch can connect a first terminal of a battery charger with a first terminal of a first cell. A second switch can connect a second terminal of the first cell with a third switch. The second switch can connect a second cell with a first terminal of the battery charger. The third switch can connect the second switch with a first terminal of the second cell. A fourth switch can connect a second terminal of the second cell with a second terminal of the battery charger. The charger can provide a current to the first cell and to the second cell via the first switch and the third switch for battery cell formation of the first battery cell and the second battery cell.

A battery pack includes a battery housing defining an internal cavity, a first positive terminal extending through the housing, a first negative terminal extending through the housing, a plurality of battery cells within the internal cavity, and a battery charger within the internal cavity. The plurality of battery cells are electrically coupled to the first positive terminal and the first negative terminal. The battery charger is configured to charge the plurality of battery cells and includes a second positive terminal electrically coupled to the first positive terminal within the housing, and a second negative terminal electrically coupled to the first negative terminal within the housing.

1. The name of the design product: battery charger (TF-CD-099CE). 2. The use of the design product: the design product is used for the charger of the battery. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

A system includes: an alternating current (AC) to direct current (DC) converter (AC-DC converter), the AC-DC converter connectable to a line voltage; and a DC to DC converter (DC-DC converter) connected to the AC-DC converter, the DC-DC converter including: a high voltage buck-boost converter having a secondary side connectable to a high voltage battery; a low voltage buck-boost converter having a secondary side connectable to a low voltage battery; and one or more transformers having a primary side connected to the AC-DC converter, a secondary side connected to a primary side of the high voltage buck-boost converter, and a tertiary side connected to a primary side of the low voltage buck-boost converter.

The invention discloses a portable automobile intelligent storage battery charger with a waterproof structure, and relates to the technical field of chargers, and the portable automobile intelligent storage battery charger comprises a shell device. According to the portable automobile intelligent storage battery charger with the waterproof structure, through the design of the shell device, the charger is wrapped by the machine body shell, so that the protection effect is achieved, external water splashing and other harassment are reduced, the safety of equipment is improved, the cushion block has the effects of increasing the height of the machine body shell and reducing water flow soaking, and the service life of the portable automobile intelligent storage battery charger is prolonged. The guide plate plays a role in limiting the sliding space of equipment, preventing parts from shaking, improving the stability of the parts in the placing process and reducing mechanical abrasion between the parts, so that the service life of the parts is prolonged, the guide mechanism plays a role in damping and buffering, and the clamping mechanism is used for extruding from the two sides of the charger, so that the safety of the charger is improved. And contact with grooves in two sides of the charger is realized, so that the charger is fixed, the follow-up operation efficiency of equipment is prevented from being influenced, and follow-up equipment moving is facilitated.

A multi-battery charger may comprise: a multitude of battery interfaces designed to detachably accept a multitude of batteries, a charging circuit electrically connected to the multitude of battery interfaces, a current output, a discharging circuit electrically connected between the multitude of battery interfaces and the current output, and an electronic processor electrically connected to the charging and discharging circuits. The electronic processor may be configured, when a first battery and a second battery are detachably inserted into the multitude of battery interfaces and a first condition is met, to charge the first battery using the charging circuit and to discharge the second battery using the discharging circuit.

The utility model relates to the technical field of battery charging, in particular to an automatic battery charger, which comprises a charging host, a battery placement assembly and a battery positioning assembly, a charging area is arranged on the charging host, the battery placement assembly is provided with a placement groove, and the battery positioning assembly is provided with a battery. One end of the placing groove is communicated to the charging area and is used for guiding a battery towards the charging area, and the battery positioning assembly is used for positioning the battery on the charging area, sending out the fully charged battery from the charging area, receiving the battery guided in by the placing groove and positioning the battery in the charging area for positioning; according to the utility model, automatic charging is realized, the convenience and efficiency of battery charging are improved, the safety and stability of the charging process are ensured, and more intelligent and efficient charging experience is brought to users.

A battery retrofit kit for a golf cart includes a base having a mounting surface, a lithium-ion battery supported on the mounting surface, a battery charger coupled to the base, and a retrofit controller coupled to the base.

The present application relates to methods and apparatus for optimizing fast battery charging. In the described example of a method and apparatus for fast charging a battery with optimized charging, a system (400) includes a battery charger (420) for applying a voltage to a rechargeable battery (430), and a controller (422) coupled to the battery charger (420) and monitoring at least one of a battery voltage, a battery temperature, and a current flowing into the battery (430). The system (400) is configured to apply a charging current from the battery charger (420) by calculating an open circuit cell anode voltage and anode resistance of the battery (430) and determining a charging current. In an additional arrangement, lithium ion plating is prevented by the charging current.

A multi-compartment battery charger and power supply includes a device housing, a handle at a top portion of the device housing, a user interface disposed on a front side of the device housing between the top portion of the device housing and a bottom portion of the device housing, and first and second battery interfaces disposed at the bottom portion of the device housing. The first battery pack interface includes a terminal block configured to removably receive a battery pack.

The present invention relates to a brick size (in the form of a rectangular prism, compact, portable adapter sized) power supply / battery charger configuration, wherein the power supply and battery charger operation mode, output voltage and output current limit and input current limit and input voltage range and operating temperature range can be controlled by means of digital communication.

1. Name of the designed product: battery charger. 2. Use of the designed product: for charging battery. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

1. Name of the product in this design: Battery Charger (BC). 2. Purpose of this design: A charger for charging batteries. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

A power distribution management system dynamically manages power from an inverter to ensure uninterrupted supply to critical devices, such as power tools, while selectively controlling power to interruptible devices, such as battery chargers, to maintain total current below a predefined threshold. The system includes a microcontroller, an analog-to-digital converter for precise current measurement, and a powerline communications module for real-time data exchange. Current transformers monitor power to each connected device, enabling the system to identify and disconnect lower-priority loads, such as battery chargers, during high-demand periods, while ensuring essential tools remain powered. The system automatically restores power to disconnected devices when load conditions allow, optimizing efficiency and preventing overloading. This intelligent power management approach is particularly suited for portable or hybrid power systems in industrial and field applications.

A battery charger for charging a single or multiple battery packs includes a housing, first and second charger interfaces, first and second vents, and a shutter. A first charger interface and a second charger interface are formed on the housing. Each charger interface receives and charges a respective battery pack. First and second vents are defined in the housing. Each vent provides an airflow path defined through a respective battery pack and housing. A shutter is provided for each charger interface and is movable between an actuated position, in which the shutter is oriented to at least partially block the airflow path, and a non-actuated position, in which the shutter is outside the airflow path.

A system comprises an integrated circuit die substrate; volatile memory electrically coupled to the integrated circuit die substrate; a first integrated circuit die element electrically coupled to the integrated circuit die substrate, the first integrated circuit die element comprising a first field programmable gate array (FPGA), and the first integrated circuit die element disposed adjacent to the volatile memory; a battery charger operable to receive power from a main power supply, the main power supply having an on state and an off state, wherein the main power supply is supplying power in the on state and not supplying power in the off state; and a battery module disposed on a top portion of the first integrated circuit die element, the battery module operable to receive power from the battery charger, and the battery module operable to supply power to the volatile memory at least when the main power supply is in the off state.

1. The name of the design product: battery charger (1). 2. The use of the design product: the design product is used for battery charger. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

A kit of parts for converting a regular bicycle into an e-bike. The kit includes (i) an electric motive power unit having an external freewheeling sprocket drive assembly configured for demountable engagement with the bike's chain, (ii) a rechargeable battery and battery mount for providing electric power to the electric motive power unit, (iii) a mount bracket for demountably engaging therein the electric motive power unit and for demountably engaging there onto the battery mount, (iv) a power cable with an on / off switch and a demountable handlebar clamp for communication with the electric motive power unit, (v) a throttle control assembly configured for demountable engagement with the bike's handlebar; and (vi) a communication cable engagement with the throttle control assembly and the electric motive power unit and optionally, with a wheel sensor. The kit may additionally comprise a battery charger.

A battery charger may include an enclosure. A battery charger may include a battery receptacle connected to the enclosure, the receptacle having an open end configured to receive part of the battery pack and a partially closed end opposite the open end. A battery charger may include charging electronics positioned within the enclosure and electrically connected to the battery receptacle. A battery charger may include a conduit positioned within the enclosure, the conduit having a first end fluidically connected to the partially closed end of the battery receptacle and a second end fluidically connected to an outlet of the enclosure.

The utility model discloses a storage battery charger which comprises a charger body, a connecting wire, a pair of storage protection assemblies and a closed protection assembly. The storage protection assembly comprises a storage box, the storage box is hinged to one side of the charger body, a plurality of winding positioning blocks are fixedly assembled in the storage box and distributed in a staggered mode, and the connecting wires are wound around the outer sides of the winding positioning blocks. The closed protection assembly comprises a buckling cover plate, the buckling cover plate is assembled above the storage box in a sliding mode, the buckling cover plate and the storage box are matched to form a closed storage space, a pair of blocking pieces is fixedly assembled on the side, away from the charger body, of the storage box, and the blocking pieces correspond to the buckling cover plate. According to the storage battery charger disclosed by the utility model, through the arrangement of a corresponding structure, the connecting wire can be stored and protected, the risk that the connecting wire and the connecting end are damaged and blocked due to environmental influence is reduced, and the use stability of the storage battery charger is improved.

1. Name of the designed product: charger (8-slot cartridge flip cover battery charger). 2. Use of the designed product: used as a battery charger to store electrical energy in a battery by making current flow through the battery and charging effect. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view 1.

The utility model provides a battery charging storage box. A battery cell is fixed; the placement bin comprises a fixed bin and a charging bin; the circuit board is arranged in the placement bin; the fixed cover is arranged at the top of the placement bin, is matched with the fixed bin and is fixedly connected with the placement bin; and the movable cover is arranged on one side of the top of the placing bin, matched with the charging bin and movably connected with the placing bin, and the movable cover, the fixed cover and the placing bin define a closed space for placing a battery pack. The utility model has the beneficial effects that the battery can be charged while the battery is stored, an additional battery charger is not needed, the structure is simple and compact, the volume is small, the use is convenient, and the carrying is convenient.

1. The name of the design product: battery charger storage box. 2. The use of the design product: for storing battery charger. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A battery charger is disclosed, which includes an interface, a battery compartment for accommodating N charging batteries, and a switch assembly. The interface includes a positive pin for connecting a positive pole of a power source and a ground pin for grounding. The battery compartment includes N charging positions, each of which includes a battery positive connection terminal and a battery negative connection terminal; the first battery negative connection terminal is connected to the ground pin, and the Nth battery positive connection terminal is connected to the positive pin. The switch assembly is for user operation, which is connected to at least part of the N battery positive connection terminals and the N battery negative connection terminals, and includes a first state and a second state. When the switch assembly is in the first state, the N battery positive connection terminals are connected in parallel, and the N battery negative connection terminals are connected in parallel; when the switch assembly is in the second state, the battery positive connection terminal of a previous charging position is connected to the battery negative connection terminal of a subsequent charging position.