Matches 1 - 50 out of 340 1 2 3 4 5 6 7 >
Match Document Document Title
7622893 Method and apparatus for measuring the voltage of a power source  
Various concepts and techniques are disclosed for measuring the voltage of a power source. An apparatus includes a voltage metering circuit and a transformer having a first winding coupled to the...
7619386 Battery pack, charging control method, and application device  
A battery pack having a secondary battery and a circuit that controls charging and discharging of the secondary battery is provided. The battery pack has a computer and a charging control section....
7618741 Battery pack, charger and terminal block arrangements for cordless power tool system  
A battery pack, charger, and terminal blocks for the pack, charger and a cordless power tool are provided. The pack includes battery cells disposed between end caps within a bottom housing of the...
7609025 Kit of power tools  
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...
7602150 Battery device for electronic apparatus with rechargeable secondary battery, fuel cell and run time computing unit  
A battery device for an electronic apparatus includes a rechargeable secondary battery, a fuel cell, and a run time computing unit receiving data representative of a voltage versus...
7592773 Portable self-contained electric power tool  
A portable self-contained electric power tool unit, includes at least three distinct sub-assemblies. The tool is characterised in that the second sub-assembly ( 3 ) may be carried by the user and...
7589495 Battery pack with switching device  
The battery pack is provided with communication lines that connect with attached electrical equipment, a temperature-sensing element that connects with a communication line, a switching device that...
7586289 Complete discharge device  
An apparatus and method for completely discharging a battery by use of a tab that initiates activation of a discharging circuit when the tab is pulled out of the battery case. The tab is...
7579809 Rechargeable wireless adapters  
Charging a battery is disclosed. An electrical connection is formed between a wireless adapter having a battery and a host. The wireless adapter is configured to be able to be removably coupled to...
7579808 Battery pack having IC tag for detecting modification  
A battery pack includes an IC tag carrying predetermined information. The IC tag stops functioning when the battery pack is disassembled or modified so that recorded information cannot be read out,...
7570025 Apparatus and method for monitoring battery pack  
A battery pack monitoring apparatus for and method of monitoring various characteristics of the battery pack such that when the battery pack malfunctions, the exact reason for the malfunction can...
7570017 Rechargeable battery pack for a power tool including over-discharge protection  
A battery pack for a power tool has a less-current consuming over-discharge protection. The battery pack includes a battery stack composed of a plurality of series connected secondary cells, and a...
7570010 Solar panel with pulse charger  
A rechargeable power assembly having at least one lithium ion cell comprising an anode, a cathode, an electrolyte gel; a pulsed balancing circuit connected to the at least one lithium ion cell for...
7567058 Power tool having a main body and a battery pack detachably attached to the main body  
A power tool includes a power tool and a battery pack detachably attached to the power tool, the battery pack having two engaging portions to be mechanically coupled to the power tool and the power...
7564215 Auxiliary body with securing mechanism and portable electronic device using the same  
A portable electronic device includes a main body defining a locking hole therein and an auxiliary body having a latch therein. The latch includes a button, a slider, and a spring member positioned...
7557535 Lithium-based battery for a hand held power tool  
A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell...
7557534 Power tool, battery, charger and method of operating the same  
A power tool battery, battery charger, and a method of operating the same. The battery and the charger can be lockingly engageable with each other. The battery can be electrically coupled to a...
7554290 Lithium-based battery pack for a hand-held power tool  
A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell...
7554287 Device for locking an electric tool with a rechargeable battery pack  
A device for locking an electric tool with a rechargeable battery pack has at least one locking bar mounted on one element selected from the group consisting of the electric tool and rechargeable...
7541774 Battery charger having oblique coupling rails  
A battery charger with an improved battery retention system is provided. The battery charger includes at least one pocket having a bottom and sidewalls. A pair of battery engagement rails, or...
7541773 Battery-powered tool capable of detecting discharged battery pack  
In order to prevent a battery pack from being overly discharged during use in a power tool, a discharge voltage limit circuit is provided. The circuit disconnects the battery pack from the motor...
7541771 Rechargeable battery and method of assembly  
An exemplary battery pack comprises a battery cell having a first terminal and a second terminal disposed on a first end of the battery cell. A support member is attached to the first end of the...
7538518 Method for detecting a defective charger circuit  
In a method and system for detecting charger failure, a battery is operable to receive a charge from the charger via a pair of terminals. The battery includes an analog front end (AFE) coupled to...
7535196 Power apparatus and electronic equipment for cellular phone having main battery and attachable battery  
A lock key is unlocked in a state where a cellular phone is processing a call and using an external battery as the power supply. A “HIGH” signal is inputted to a connection detection circuit...
7534065 Device for locking an electrical device to an accessory part  
A device for locking, an electrical device to an accessory part has a guide configured to guide the accessory part in a predetermined movement direction as it moves between a locking position in...
7531985 Pack case for secondary battery  
A pack case for a secondary battery. The pack case includes a frame member having a rectangular shape and a mounting ledge at an inner wall thereof. The pack case includes a dummy block mounted...
7528573 Rechargeable battery having bare cell and protection circuit module  
A rechargeable battery including a bare cell with an electrode assembly having two electrodes and a separator, a case for storing the electrode assembly, a cap plate for covering an opening of the...
7511455 Power supply unit having uniform battery characteristic  
A component box has a shape of a substantially flat plate, and is stacked along a direction UPR toward the ceiling of a vehicle with its center placed at a central portion of a casing for a battery...
7508165 Cell voltage equalization apparatus for combined battery pack including circuit driven by power supplied by the combined battery pack  
In a combined battery pack of a plurality of battery cells, a comparison circuit compares a voltage appearing at a common connection point between two adjacent battery cells with a reference...
7508164 Battery pack having control devices of differing heights  
A battery pack including a compact controller for controlling a battery group. The battery pack includes a battery group, a controller for controlling the battery group, and a case for...
7508163 Portable AC power supply with multiple uses  
The present invention consists of a highly versatile AC portable power supply which can be used in a variety of situations to power 110 V AC common household devices, including holiday lighting or...
7504799 Battery pack  
A battery pack 100 has plural battery modules 110 each of which constituted with plural unit cells 120 arranged in a row. Furthermore, a spacer 130 intervenes between adjoining battery...
7495415 DC backup power supply system  
A DC backup power supply system having a battery a charge-discharge circuit for charging and discharging a power between the battery and a DC line and a control circuit for controlling the...
7492121 Smart battery and method for recognizing battery type using the same  
A smart battery pack and a method for recognizing the battery type using the same. The smart battery pack includes at least one battery cell coupled to an external set via positive and negative...
7489952 Battery charging assembly  
A battery charging assembly for charging a battery of a mobile device includes a charging unit, an output assembly and an input assembly. The charging unit has a power converter for converting an...
7486048 Implantable power module for powering a medical device  
Disclosed is a medically implantable integrated biocompatible power module incorporating a power source (e.g., battery), a power management circuit (PMC), a magnetically inductive coupling system...
7479758 Battery pack casing with lock type connector  
Disclosed herein is a battery pack having locking members formed at an upper cover and locking grooves formed at a case body such that the locking members can be engaged in the corresponding...
7479346 Battery pack  
The battery pack includes bus lines connecting a plurality of source trains in parallel. Each source train includes a plurality of voltage sources connected in series. Each voltage source includes...
7477039 Method and apparatus for charging a portable electrical device  
A portable electrical device requiring periodic recharging mates with a corresponding charging device by dropping or placing the portable device on or in the charger without pre-alignment by the...
7474076 Secondary battery with positive temperature coefficient (PTC) safety element  
A secondary battery includes an electrode assembly having a separating plate interposed between an anode plate and a cathode plate. A container receives the electrode assembly together with an...
7471066 Battery management and equalization system for batteries using power line carrier communications  
A battery charging system uses power line carrier communications, for communicating battery state information associated with charging batteries, between a battery charger and a battery management...
7466995 Mobile communications terminal having malfunction-preventing function  
A mobile communication terminal having a malfunction-preventing function is provided, including a keypad; a voltage source which is activated by voltage supplied to an EN terminal, processes...
7466103 Battery module  
The invention provides a battery module including an output breaker that ensures safe and prompt installation of batteries in a system. The battery module includes one or more batteries and a case...
7466102 Battery unit and vehicle equipped with such a battery unit  
A battery unit for a motor vehicle, especially an electric-powered or hybrid-powered motor vehicle, includes at least one row of a plurality of separate but linked battery cells. Each cell has...
7463007 Battery pack housing and packaging  
A battery pack with a first battery and a second battery, wherein each battery is a plurality of cells connected in series, and operable in a storage mode and a use mode, a storage mode defined by...
7459882 Rechargeable batteries  
An improved rechargeable battery which comprises: a plurality of battery cells connected together to discharge in parallel, each of the cells, or each group or groups of the cells having its own...
7456607 Charging apparatus with self cleaning charge and discharge zone  
A charging unit including a charge contact and a spring in contact with the charge contact for charging a rechargeable device. The charge contact slidably engages with a charging surface of the...
7453234 Battery pack—cordless power device interface system  
A battery pack for a cordless power and a cordless power tool and battery pack includes the battery pack having a modular interface section that interfaces with the power tool and a battery cup...
7449863 Battery pack and charger with memory having operating permission and image data recording means  
A battery pack that includes a data storage unit capable of storing data processed with an electronic device and a data control unit for controlling reading, writing, deleting, and duplicating of...
7443136 Method and device employing heat absorber for limiting battery temperature spikes  
A method and apparatus for containing heat generated by a battery to reduce the amplitude of a temperature excursion to enhance safety in temperature critical applications, such as in implantable...
Matches 1 - 50 out of 340 1 2 3 4 5 6 7 >