Abstract: A disclosed battery charger comprises multiple interfaces provided corresponding to multiple mobile devices, the interfaces being connected to the mobile devices in wired or wireless connection; a charge parameter setting unit setting one or more charge parameters for the mobile devices; a switching control unit switching timing of charging the multiple mobile devices based on the charge parameters set by the charge parameter setting unit; and a charging unit charging one of the mobile devices selected by the switching control unit.

Abstract: A system for charging rechargeable devices is provided. This system includes a base, wherein the base further includes: a plurality of power sources; at least one rechargeable battery in electrical communication with the plurality of power sources; and a plurality of recharging ports in electrical communication with the at least one rechargeable battery. The system also includes at least one rechargeable device, wherein the at least one rechargeable device is adapted to be compatible with at least one of the plurality of recharging ports, and wherein the at least one rechargeable battery in the base provides energy sufficient to charge the at least one rechargeable the device.

Abstract: The battery adapter system includes a housing having a body portion and a reversible cap adapted to screw on and off of the body portion. The body portion has an interior sized to accommodate the whole of a relatively short and wide 3-volt lithium battery or to partially accommodate the narrower, taller 1.5-volt AA battery. The reversible cap has an open end and an interior, and has outer threads that allow the cap to screw to the body portion in either of two orientations. When using the smaller and wider lithium battery, the cap is screwed onto the body portion in a first orientation that forms a first sealed housing interior that does not include the cap interior. When using the taller and thinner AA battery, the cap is screwed onto the body portion in a second orientation wherein the cap open end is first placed over the portion of the AA battery that protrudes from the body portion. This forms a second sealed housing interior that includes the cap interior.

Abstract: A battery adapter system and night-vision scope using same is disclosed. The system includes a housing having a body portion and a reversible cap adapted to screw on and off of the body portion. The body portion has an interior sized to accommodate the whole of a relatively short and wide 3-volt lithium battery or to partially accommodate the narrower, taller 1.5-volt AA battery. The reversible cap has an open end and an interior, and has outer threads that allow the cap to screw to the body portion in either of two orientations. When using the lithium battery, the cap is screwed onto the body portion in a first orientation that forms a first sealed housing interior that does not include the cap interior. When using the AA battery, the cap is screwed onto the body portion in a second orientation wherein the cap open end is first placed over the portion of the AA battery that protrudes from the body portion. This forms a second sealed housing interior that includes the cap interior.

Abstract: The temperature of a battery cell measured by a temperature measurement means is stored into a measured temperature history storage means for storing a history of temperature. An in-cell temperature inference means extracts a minimum temperature from the history of a predetermined time from the measured temperature history storage means, and infers the minimum temperature as a current temperature within the battery cell. A remaining power calculation means calculates remaining battery power based on the inferred temperature within the battery cell. Instead of directly using the measured temperature for the calculation of the remaining battery power, the inferred temperature within the battery cell is used, whereby even if the measured temperature rises rapidly, it is possible to prevent the phenomenon instantaneous increase of the calculated remaining battery power.

Abstract: An assembly of components for modifying a battery compartment to allow the use of batteries of a size other than originally designed. The assembly includes a hollow, electrically conductive, cylindrical adaptor, a first end of which is internally threaded for attachment to the existing battery compartment and a second end of which is externally threaded for acceptance of the existing battery compartment cap. The assembly further includes a hollow, electrically insulative, cylindrical insert. The adaptor and insert each include conductive electrical elements to connect a new configuration battery positioned within the insert to the existing battery compartment and compartment cap contacts. The adaptor and insert are coaxially aligned and loosely attached together in a manner that allows free rotational movement between them about a common central axis while retaining the adaptor and insert in close association.

Abstract: An apparatus includes a housing having a first wall and a sliding tray having a second wall that is generally parallel to the first wall. The sliding tray slides between a retracted position and an extended position in which the first and second walls define a battery receiving region in the sliding tray. The apparatus further includes a first battery contact provided in the first wall and a second battery contact proximate to the second wall. The first and second battery contacts electrically communicate with battery charging circuitry, and the second battery contact slides relative to the second wall in a direction that changes a battery receiving distance between the first and second battery contacts.

Abstract: A battery charger having an integrated battery charge indicator that is readily visible when a battery pack is connected for charging. The battery charge indicator is on a visible outer surface of the housing of the battery charger to indicate a state of charge of the battery pack. The indicator may include a series of light emitting diodes with one LED that is illuminated when the battery pack is charging and will flash if something is wrong with the battery pack. The housing can preferably accommodate more than one configuration of battery packs with the indicator being visible when various battery packs are attached for recharging.

Abstract: The present invention relates to a battery charger for charging multiple types of portable equipments, comprising a charging pin housing including a plurality of charging spring pins having a predetermined distance therebetween; a moving motor for detecting an insertion of a battery and sliding the charging pin housing inward and outward; and a charge controller for suspending an operation of the moving motor when a contact of a charging terminal of the inserted battery to two or more charging spring pins of the plurality of the charging spring pins are detected during the sliding of the charging pin housing, and for quick-charging the battery through the two or more charging spring pins connected to a charging circuit. In accordance with the present invention, a discharged battery of a portable equipment may be charged easily regardless of a difference between sizes, polarities and positions of terminals of the battery of different portable equipments including mobile phones.

Abstract: A universal battery charger having an adjustable pocket for receiving batteries having differing dimensions. Each battery, regardless of their differing dimensions, may be firmly supported within the adjustable pocket and receive an electrical charge from a single set of electrical contacts exposed in the adjustable pocket. The adjustable pocket is adjustable, because a battery guide of the charger includes first and second ends that alternately protrude through the plane of the housing, thus providing different dynamic supporting walls for different batteries. The adjustable pocket may accommodate different batteries by utilizing different receiving areas of the pocket. One receiving area may supports one side of a first battery with a first dynamic wall and supports other sides of the first battery with stationary walls. Likewise, another receiving area may support one side of a second battery with a second dynamic wall and supports other sides of the second battery with stationary walls.

Abstract: A physical battery charger (104) connects to a computer (102) using a communications link such as a universal serial bus (USB) connection. Application software (114) resident on the computer (102) presents a virtual battery charger (116) on a display (110) associated with the computer (102). The virtual charger (116) provides information regarding the status of the physical charger (104) and allows the user to control the operation of or otherwise interact with the physical charger (104). The physical charger (104) also adjusts the charging rate of batteries (222) being charged based on the available power.

Abstract: A kit comprising a plurality of power tools configured to operate at different voltages, a plurality of receivers configured to provide different output charging voltages and means for selectively engaging each receiver with only one or more power tools having an operating voltage equal to or greater than the output charging voltage of the receiver to charge the one or more power tool. The selective engagement means being in the form of a plurality of terminal block. Each terminal block may be secured to a respective one of the power tools. Each terminal block may include a rib and each receiver may define a slot to receivingly engage one of the ribs. The rib of each terminal block may be disposed at a different location than the ribs of the other terminal blocks, and the slot of each receiver may be positioned at a different location than the slots of the other receivers.

Abstract: A charge circuit having multi charge stages for charging at least one battery includes: a first current generating circuit for generating a first charge power having a first charge current in pulse form with a first frequency and a first charge voltage to charge the at least one battery; a voltage generating circuit connected to the first current generating circuit for controlling the first charge power having a first charge current in pulse form with a first frequency and a first charge voltage; a voltage control circuit connected to the voltage generating circuit for generating a first constant voltage and/or a second constant voltage; and a second current generating circuit connected to the voltage generating circuit for generating a variant power comprising a variant current in pulse form with a second frequency wherein a charge voltage included in the variant power varies with the second frequency.

Abstract: A rechargeable battery assembly comprises a rechargeable battery unit and a data and power connector plug. The battery assembly has a deployed configuration in which the battery assembly has the general form of and functions as a conventional battery format, and a recharge configuration in which the data and power connector plug is made accessible to enable said connector to be connected to a suitable receptacle on a computing or peripheral device for recharging of the battery.

Abstract: A universal battery charger is described for accommodating a range of batteries. An adapter or connector is provided for each different type of battery which engages the standard housing including the main power supply. The adapter includes electronics which control the charging process, customised for each battery type. The adapter forms the front part of the charger and slides in from the front.

Abstract: An intrinsically safe battery powered device (100) includes a housing (102), a battery receiving region (104), an intrinsically safe power supply (108, 110), and device electrical circuitry (112). The power supply (108, 110) uses energy from batteries (106) received in the batter receiving region (104) of the device (100) to power the circuitry (112). In one implementation, the power supply includes an intrinsically safe charge pump circuit.

Abstract: A multi-battery charger for at least one rechargeable battery includes a charger case, and a multi-battery charging module. The charger case includes a plurality of electrically neutral charging terminals spacedly provided thereon, and an electric input terminal adapted for electrically connecting with an external DC power source. The multi-battery charging module is provided in the charger case to electrically communicate with the charging terminals, and includes a recharging circuitry and a polarity detection circuitry.

Abstract: A battery backup system includes a control device including a power sensing device, a discharge circuit, a charging circuit, and a plurality of battery packs. A lower threshold is established representative of a minimum acceptable effective energy capacity. Each battery pack is recharged if its effective energy capacity falls below the lower threshold. Additionally, an upper threshold is established representative of the minimum acceptable effective energy capacity plus a performance margin. In a two battery-pack system, if both battery packs fall below the upper threshold, the battery with the least effective energy capacity is discharged to the minimum acceptable effective energy capacity and then recharged to the battery pack's maximum energy capacity. In this way, both battery packs are prevented from approaching the minimum acceptable effective energy capacity at the same time. This reduces the size or number of battery packs and reduces their associated cost and volume.

Abstract: An electrical combination, a method and a power tool. An electrical combination may includes an electrical component including a component housing, and an electrical circuit supported by the component housing, a first terminal assembly at least electrically connectable to the electrical circuit, a second terminal assembly at least electrically connectable to the electrical circuit, a first battery including a first battery terminal assembly electrically connectable to the first terminal assembly to electrically connect the first battery to the electrical circuit such that power is transferable between the first battery and the electrical circuit, and a second battery including a second battery terminal assembly electrically connectable to the second terminal assembly to electrically connect the second battery to the electrical circuit such that power is transferable between the second battery and the electrical circuit. The second battery may be different than the first battery.

Abstract: A mobile device including a battery mechanism that maintains power to the device when an old battery is replaced by a new battery. The device includes at least first and second pins that engage selected recesses defined by the old battery to control mechanically the movement of the old battery at the time of its replacement with a new battery, and accordingly to prevent power interruption to the device, as the old battery is replaced. A method of replacing batteries of a mobile device without interrupting power to the device is also provided.

Abstract: A method and system for battery charging. In some aspects, a battery charger includes a controller and a charging circuit that is operable to charge Lithium-based batteries of varying nominal voltages and/or number of battery cells.

Abstract: A portable battery jump start having a case having soft sides and a soft top cover configured to be selectively closed and opened. The sides of the case are joined to one another by seams that may be taped to become watertight. A first seal is configured for selectively connecting the top cover to the sides. The first seal can include a waterproof zipper. A rigid insert member is disposed inside the case and defines a center compartment, a left compartment and a right end compartment. A battery is snuggly disposed in the center compartment. Each clamp in a pair of electrical clamps is connected to the battery by one of the cables in a pair of cables and stored in one of the end compartments. A control module is disposed in the center compartment and electrically connected to the battery so as to permit selective supply of electricity from the battery to the cables.

Abstract: A detecting switch which is turned on/off in accordance with whether or not primary batteries have been attached to a primary battery holder is provided. In a normal state where no primary battery is attached, terminals (a, c) of a charge change-over switch are connected by a detection signal of the detecting switch, so that a voltage supplied from an external charger is inputted to a DC/DC converter. A secondary battery is charged by a predetermined value output of the DC/DC converter. When the primary batteries are attached, the detecting switch is turned on and terminals (b, c) of the charge change-over switch are connected, so that an output voltage of the primary batteries is inputted to the DC/DC converter. The secondary battery is charged by the predetermined value output of the DC/DC converter. Even when there is no charger, the secondary battery can be charged by the primary batteries and charging power sources are automatically switched.

Abstract: A dual purpose mini-charger includes: a main charging body having a USB-plug at the front end thereof, the USB-plug being connected to a USB-socket for obtaining the direct current for the charging purpose; two charging grooves adapted to accommodate batteries, the left and right charging grooves being disposed at both sides of the main charging body in an axial direction with respect to the USB-plug; and a charging control circuit board having a front portion adapted to fix a plurality of connecting pins in place such that an electric connection is created, the charging control circuit board further having a rear portion to which two pieces of first terminals are electrically coupled, the first terminals each having a contact piece fitted to an indentation at the bottom end of the left and right charging grooves, a second terminal with the telescopic and conducting function being disposed at an end opposite to the first terminals, the external end projecting at the front end of the charging groove.

Abstract: A method and system for battery charging. In some aspects, a battery charger including at least one terminal to electrically connect to a lithium-based chemistry battery pack and a controller operable to provide a charging current to the battery pack through the at least one terminal. The controller is operable to select a threshold for a charging function according to a nominal voltage of the battery pack.

Abstract: In a secondary cell charging apparatus and secondary cell charging method, an internal power supply circuit of a personal computer is used as a power supply for performing a charging operation on a secondary cell. The personal computer uses a charging processing operation program and displays information relating to the charging operation.

Abstract: A scalable intelligent power-supply system and method capable of powering a defined load for a specified period of time is disclosed and claimed. Multiple external AC and DC inputs supply power to the system if available and required. An internal DC input from a back-up energy source is on board. The back-up energy source is scalable by adding additional energy cartridges such as batteries in racks mounted within frames of the system. The AC and DC inputs (including the internal DC input) are controlled, measured, sensed, and converted by circuitry controlled by the microprocessor into multiple AC and/or DC outputs. A microprocessor manages power input to, within, and output from the system. The performance of a Lithium-ion batteries used to power an automobile can be determined on the basis individual battery packs or individual battery cells within the packs.

Abstract: A battery container of an electric vehicle is installed on the battery container supporting stand of the electric vehicle body. The container is a composite type and formed through alignment and combination of first and second cases. There are connecting ports, mutually embedded and mounted, on the assembled sides of these cases. The connecting ports have positive and negative electric connectors that can be oppositely inserted and jointed. The electrodes of the batteries inside the two cases can be connected. The battery container supporting stand forms a shape of a supporting surface. To ensure that the cases are placed together on the battery container supporting stand after alignment and combination, the assemblies of the positioning structure are used to control the positioning of and detachment between the battery container supporting stand and the cases. The battery container of an electric vehicle can be easily detached for independent charge.

Abstract: The battery charger is provided with temperature detection sections 12 to contact and detect the temperature of AA batteries 2A and AAA batteries 2B loaded in a battery pocket 3, and a charging circuit to detect battery temperature and control battery 2 charging. The battery charger is provided with AA battery 2A holders 11, which are circular openings 13 in the case 1, and AAA battery 2B holders 11, which are flexible arches 14. An AAA battery 2B is inserted into a flexible arch 14 and retained in a fixed position in the battery pocket 3. An AA battery 2A is not inserted into a flexible arch 14, but rather moves the flexible arch 14 causing it to incline, and is inserted into a circular opening 13 for retention in a fixed position in the battery pocket 3. The battery charger charges batteries 2 set in fixed positions in the battery pocket 3 while detecting battery 2 temperature via the temperature detection sections 12.

Abstract: A method and system for battery charging. In some aspects, an electrical combination comprises a first battery having a Lithium-based chemistry, the first battery having a first nominal voltage in a nominal voltage range, a second battery having a Lithium-based chemistry, the second battery having a second nominal voltage, the second nominal voltage being different than the first nominal voltage and being outside of the nominal voltage range, and a battery charger operable to charge the first battery and the second battery.

Abstract: A battery box receiving and supporting multiple batteries of differing sizes having shelves at the right and left sides of the battery box which accommodate different sizes of batteries. Vent and container vent apertures are provided.

Abstract: A multifunctional complex power supply device has an anti-countercurrent and voltage-regulation circuit with a rechargeable battery connected in conjunction with a solar battery, a generator and a microphone. A first switch is mounted between the solar battery and the anti-countercurrent and voltage-regulation circuit, a second switch is between the generator and the anti-countercurrent and voltage-regulation circuit, and a third switch is between the microphone and the anti-countercurrent and voltage-regulation circuit. When using the power supply device, one of the switches is selected and the solar battery, generator or sound sounds input into the microphone can charge the rechargeable battery.

Abstract: A revolving battery reservoir system is disclosed. The revolving battery reservoir system includes a system housing for containing multiple sets of batteries. A housing cap is rotatably mounted on the system housing. A contact rod is provided on the housing cap for contacting a selected one of the multiple sets of batteries responsive to rotation of the housing cap on the system housing. Multiple battery extension springs are provided in the system housing for engaging the multiple sets of batteries, respectively. An electrical device is provided in electrical contact with the multiple battery extension springs and the contact rod.

Abstract: A system and method for effectively managing operating power for an electronic device may include a battery pack coupled to the electronic device for supplying operating power to the electronic device. A battery controller may be configured as a single integrated-circuit device to alternately manage the battery pack either in a single-cell implementation or in a dual-cell implementation. The battery controller may include a charge pump device to provide an internal controller power supply for operating the battery controller in the single-cell implementation.

Abstract: A battery tester and charger is provided for safely and efficiently testing and charging partially charged and discharged batteries. Information about the battery to be tested is inputed by the user. A first heavy loaded is applied and the bounce back voltage is used to determine the state of charge of the battery. If the battery is chargeable then a set charge time is determined. If not, then the battery can be discarded.

Abstract: A chargeable battery for medical diagnostic instruments includes a battery having an outer sheathing (2) in which an Li-ion cell (11) and a protective circuit are accommodated along with a charge/discharge module (12, 13).

Abstract: A plurality of charging devices 30 may be connected to a computer 10, 110 via a network 60. When computer 10 receives chewing information from a charging device 30 before performing a charging operation, computer 10 may compute the optimal charging period based upon the charging information. Parameters defining the optimal charging period may be transmitted to the respective charging devices 30. Each charging device 30 may perform the battery charging operation based upon the transmitted parameters. Thus, a network system can manage and control the charging operations for the plurality of charging devices in order to optimize charging period, optimize the number of charging devices 30 and battery packs 50 in use and maximize battery life.

Abstract: A wireless microphone is provided with a recharging circuit which determines if a battery in the microphone is a rechargeable type and can be safely recharged. The recharging circuitry in the microphone, which could also be included in other handheld wireless devices, determines if a battery is in a charged state where it is difficult to distinguish rechargeable and non-rechargeable batteries. If so the battery is discharged until the battery reaches a charged state where non-rechargeable batteries can be readily distinguished from rechargeable batteries.

Abstract: A cable railroad system has a load-bearing and traction cable and a large number of chairs. The chairs are provided with coupling devices with which they can be coupled to the load-bearing and traction cable. Here, the seats of the chairs are constructed with electric heating devices and also with batteries for feeding the heating devices. The system also has devices for charging up the batteries.

Abstract: Disclosed a system and method of lengthening a life span of a battery power supply in an appliance such as a portable appliance, notebook computer or the like. A power saving method in an appliance includes displaying a user set-up menu for a power saving on a screen by respectively checking systems in the appliance, outputting a control command to a micro-controller in accordance with power saving contents determined on the user set-up menu by a user, and executing a power saving program set up by the user in accordance with the control command of the micro-controller.

Abstract: A system for verification of a battery (100) includes the battery (100) and a device (400,500). The battery (100) includes a memory device (135) for storing an identification number and a verification number. The verification number is generated by applying a key to the identification number. The device (400,500) is coupled to the battery (100) and includes a device memory (515) for storing the key and a microprocessor (435,510) for verifying the identification number of the battery (100) by applying the key to the verification number.

Abstract: A battery pack (1) has a housing (2) with a floor part (5) and side walls (6.1, 6.2, 6.4; 8.1, 8.2, 8.4). The side wall (6.1, 8.1) has a recess (10.1, 11.1) oriented towards the inside of the housing. A plurality of cells arranged vertical to the floor part (5) are arranged in the housing (2). An actuation means (12.1) is provided in the recess (10.1, 11.1) for actuating the latching device and unlatching the detent element (13.1) from the receptacle of the electrical appliance. The actuation means (12.1) is guided on a guide means displaceable relative to the housing (2), and a translatory axis of the actuation means (12.1) is oriented vertical to the side wall (6.1, 8.1) and parallel to the floor part (5).

Abstract: A planar resonator and method of manufacture provides contactless power transfer using at least two electrically isolated axis aligned conductive across the transfer interface in a coupled inductor or transformer configuration. Signal or power transfer is then accomplished by coupling of magnetic flux. The coupling of electric flux is also accomplished across a same interface and driven with the same conductive spiral-wound conductors. An interface of energy transfer(IOET) has a first spiral-shaped conductor arranged on the top surface of said IOET; a second spiral-shaped conductor arranged on the bottom surface of said IOET, has a vertical axis aligned with the first spiral-shaped conductor. The IOET and the first and second spiral-shaped conductors have a predetermined self-resonant frequency.

Abstract: A device for providing an alternative power source for a battery operated device is generally provided with a source module and a transformer, which are electrically coupled to the battery operated device. When necessary, one or more conductor modules are electrically coupled to the battery operated device. A selector on the transformer regulates the amount of voltage provided to the source module. In use, a source module and, if necessary, one or more conductor modules are positioned within a battery operated device. The selector is adjusted to supply the correct voltage for the type and number of batteries required by the battery operated device.

Abstract: A battery-operated lighting device for use with any one of several rechargeable battery packs, each battery pack having a pair of terminals and a different operating voltage. The lighting device includes a casing having first and second parts, a lighting unit including a light bulb located at the first casing part, and a battery chamber at the second casing part for receiving at least part of and locating the battery packs. The light bulb has an operating voltage. A pair of electrical contacts is located in the chamber for making electrical connection with respective terminals of a battery pack located by the chamber. The casing houses an electronic voltage regulating circuit that has an input and an output in electrical connection with the contacts and the light bulb, respectively. The circuit regulates the voltage of the battery pack to substantially the operating voltage of the light bulb for operating the light bulb.

Abstract: The present invention relates to a portable battery charger, which includes a charger body of charge circuit coupled to a power supply and a battery compartment pivotally coupled to the charger body. The battery compartment rotates pivotally around the charger body to provide a fold position at which both battery compartment and charge body form one unit and a charge position at which at least one battery is inserted into the battery compartment for charging. The battery charger in accordance with the present invention shrinks its size to the charger body with a feature of easy carry.

Abstract: A battery adapter (A) replaces two batteries (10) with a single battery (10) housed within a compartment (48) of a battery powered electrical device (D). An electrically conductive housing (40) adapted to replicate a selected battery and fit within a space adapted to house two of the selected sized batteries. A step up circuit (18) mounted within the battery housing (40) receives an electrical signal from a single battery (10) and transforms the voltage of the electrical signal to simulate an electrical signal from two electrically connected selected batteries (10).

Abstract: Battery holder 10 includes a housing 12 with a recess 14 for receiving a battery 16. The housing 12 supports a first electrical contact 18, a second electrical contact 20 and a third electrical contact 22. First contact 18 makes electrical contact with a first terminal 24 of the battery 16. The second electrical contact 20 is at an opposite end of the housing 12 and makes electrical contact with second terminal 26 of battery 16. The third electrical contact 22 does not make direct contact with the battery 16. Rather, contact 22 is in electrical contact with one end of a switch 28 supported by the housing 12. Switch 12 is in the form of an elongated strip 30 of electrically conductive material seated in and along a groove 31 formed on an outer surface of the body 12, and is provided with an upstanding finger or tang 32.

Abstract: A battery has terminals located on one face of the battery rather than on one end of the battery. The terminals are sized and shaped to be accommodated in terminals that are present in the circuits of existing fire/smoke detector units. The battery is a single function battery and is useable only in a fire/smoke detector unit.

Abstract: When an electronic instrument Q is in normal operating mode and set to be slave, power from a rechargeable battery or an external power source is supplied to a data transfer control circuit, and when the electronic instrument Q is in charge mode and set to be slave, power from VBUS is supplied thereto to charge a rechargeable battery. When an external power source can be used in charge mode, power from the external power source is supplied to the rechargeable battery instead of from VBUS. When an electronic instrument P is in normal operating mode and set to be master, power from a rechargeable battery or an external power source is supplied to the data transfer control circuit and the electronic instrument Q; and when the electronic instrument P is in charge mode and set to be master, power from the rechargeable battery or the external power source is supplied to the electronic instrument Q through the VBUS in order to charge a rechargeable battery of the electronic instrument Q.