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7611798 |
Bus bar for electric connection and middle and battery module comprising the same
A bus bar simultaneously performs electrical connection between unit cells and detection of voltage of the unit cells in a battery module having the same and includes: vertical bent parts formed by...
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7547329 |
Battery status indicator
An apparatus and method for marking a battery as charged or uncharged, comprising a manually changeable label attached to a battery in a pocket region defined about a battery positive contact...
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7538517 |
Method for detecting battery stratification
A method provided for detecting stratification within a vehicle battery. The method includes determining whether a state of charge of the vehicle battery is greater than a predetermined state of...
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7443133 |
Fuel cell management system and audio system provided with the management system
A management information display unit that is able to form management information for managing the power supply state of fuel cells and displays the management information while allowing the...
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7359739 |
Portable electronics device
A portable electronics device comprises an interior space for storing a fuel vessel, and a chassis that includes at least one transparent window opposing the interior space.
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7327147 |
Device and method for determining characteristic variables for batteries
A method for determining characteristic variables for electrical states of an energy storage battery includes subdividing an electrolyte volume of the battery into at least two electrolyte volume...
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7049026 |
Apparatus for filling the case of a lead battery with components for forming a gelled electrolyte
Apparatus for filling the case ( 20 ) of a lead battery of the open type or of the sealed type with gas recombination, the case being filled with components for forming a gelled electrolyte, and...
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6936371 |
Method for recycling battery pack
A method for recycling a battery pack is provided that enables a degraded battery pack to be replaced at a low cost while maintaining the advantages of a conventional sealed-type nickel-metal...
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6872488 |
Storage battery
A storage battery includes a battery casing, a cover closing an opening of said battery casing, and a thinner see-through window portion provided on a sidewall of battery casing for visual...
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6869708 |
Means for measuring the liquid level in a reservoir for a fuel cell
A small fuel cell ( 10 ) powers a portable electronic device ( 12 ) and contains a fuel reservoir ( 14 ) and a device ( 16 ) that measures the amount of liquid fuel ( 18 ) that is in the reservoir....
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6855443 |
Electrochemical device
A device in accordance with a present invention includes at least one of a stainless steel anode and transition metal oxide cathode.
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6835491 |
Battery having a built-in controller
A multiple-cell battery having a built-in controller is disclosed that extends the run time of the battery. The controller may extend the run time of the battery, for example, by converting the...
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6808841 |
Battery terminal unit provided with a current sensor
A terminal unit (TU) includes a battery terminal ( 2 ) mounted at the leading end of a wiring harness ( 4 ), and a holder ( 8 ) mounted on the wiring harness ( 4 ) at a position distanced from the...
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6506513 |
Liquid fuel-housing tank for fuel cell and fuel cell
Disclosed is a fuel cell comprising a fuel cell body (stacked body) including a unit cell having an electromotive section in which an electrolyte membrane is sandwiched between a fuel electrode and...
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6274265 |
Method and system for evaluating an electrochemical cell for use with an implantable medical device
A method of evaluating an electrochemical cell for a metallic contaminant-caused defect. The electrochemical cell is configured for use with an implantable medical device and includes an anode, a...
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6258479 |
Method for determining amount of water to be added to a NiCd cell
Deficiencies in the electrolyte level of the cells of NiCd battery can be detected by measuring the internal resistance of the cells. Initially, data is collected for a battery type and capacity,...
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6143439 |
End cap assembly for an electrochemical cell
An end cap assembly for an electrochemical cell, for example an alkaline cell, is disclosed comprising an exposed terminal end cap of single piece construction having a convoluted surface, an...
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6091230 |
Voltage recovery method for a zinc-air battery
A method of recovering and restoring the voltage in a zinc-air battery that has dropped below a first threshold. The method includes the steps of decoupling essentially all loads from the zinc-air...
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6064182 |
Battery pack, battery remaining capacity detection method, and application device driven with battery pack as power source
A capacity detection method for use with a secondary battery is provided which is capable of accurately detecting capacity by a voltage method by taking into consideration the polarization...
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6054234 |
Battery tester label for battery
A method for producing a battery tester label is disclosed. The method includes forming an inserted tester device and a base layer, which are combined together to form the battery tester label. The...
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6045941 |
Method to determine the state of charge and remaining life of lithium batteries used in oilfield services applications
The present invention relates to a new method of constructing and interrogating electrochemical cells, especially those having lithium thionyl chloride (Li/SOCl 2 ) chemistry, that permits rapid...
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6045938 |
Linear electro chemical conductor element, process for its manufacture and apparatus for its use
The invention pertains to linear electrochemical functional elements which consist of strip-shaped ion-exchange membranes (IEMs) and/or hydrogen-diffusion electrodes accessible at the ends which...
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6027828 |
Modular stackable battery pack and accessories
A modular, stackable battery pack and electronic accessory system which allows one or more batteries to simultaneously power one or more electronic accessories. The battery packs and accessories...
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5981100 |
State of charge indicators for a battery
The present invention relates to state of charge indicators for a battery. One aspect of the present invention utilizes expansion and contraction displacements of an electrode plate of a battery to...
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5949219 |
Optical state-of-charge monitor for batteries
A method and apparatus for determining the instantaneous state-of-charge of a battery in which change in composition with discharge manifests itself as a change in optical absorption. In a...
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5925479 |
Moisture barrier composite film of silicon nitride and fluorocarbon polymer and its use with an on-cell tester for an electrochemical cell
A light transparent moisture barrier useful for preventing moisture from destroying the effectiveness of a moisture sensitive cell condition tester on an electrochemical cell, comprises a plurality...
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5876870 |
Battery residual amount display circuit
At step S21, a residual amount judging section of abattery residual amount display circuit measures a battery voltage. If a mode transition is detected at step S22, the process returns to step S21...
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5841355 |
Optimum electrolyte level sensing method and the automatic topping up apparatus for storage wet cell
The optimum electrolyte level sensing method and the automatic topping up apparatus for storage wet cell are disclosed. The difference in the conductivities between the distilled water and the...
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5830595 |
Battery capacity prediction method and apparatus using natural logarithm
In a method and apparatus for measuring battery state-of-charge, the total available capacity is calculated using natural logarithms. The application of natural logarithm instead of using Peukert's...
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5811203 |
Display device of storage battery
A display device of a storage battery for optically displaying a condition of an electrolytic solution stored in a casing of the storage battery comprises a pillar member having a transparent body...
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5757595 |
Apparatus for displaying battery charging of electric vehicle
An apparatus for displaying the charging of the battery of an electric vehicle has a charging connector mounted on an outer panel of a vehicle body of the electric vehicle, a lid openably mounted...
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5747189 |
Smart battery
A battery and circuitry for monitoring state of charge of the battery are housed in a single housing. A display may be provided for displaying an indication of the state of charge, and a...
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5641587 |
Battery pack with a monitoring circuit for a known system
A removable battery pack for powering a pen-based or portable computer system in which the battery pack blocks its terminals when inserted into an unknown system. The known system includes a power...
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5640150 |
Resettable state-of-charge indicator for rechargeable batteries
An improved state-of-charge indicator for a battery wherein the counter cuit of the battery state-of-charge indicator includes a means for both resetting and fine-tuning the counter circuit. The...
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5604049 |
Battery with tester label and method for producing it
A battery encased with a label containing an integral test circuit device that is thermally insulated from the battery by an expanded material and is activated by depressing a selected area of the...
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5596278 |
Condition tester for a battery
A condition indicator assembly (tester) for determining the condition of a main cell, e.g. a battery, is disclosed. The condition indicator assembly may comprise an electrochemical indicator cell...
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5580675 |
Method and apparatus for indicating electric charge remaining in batteries based on electrode weight and center of gravity
In most electrochemical batteries which generate electricity through the reaction of a battery electrode with an electrolyte solution, the chemical composition, and thus the weight and density, of...
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5573869 |
Modular battery pack
A modular battery pack (10) is described having several embodiments. In general, the modular battery pack has a battery cell cartridge (12), a circuit cartridge (14), and a housing (16). In...
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5569556 |
Battery charge indicator
A battery charge indicator is disclosed which accurately displays the true state of charge or energy remaining in an alkaline battery in which the indicator is installed. An alkaline battery cell...
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5567541 |
Method and apparatus for measuring the state of charge in a battery based on volume of battery components
The state of charge of electrochemical batteries of different kinds is determined by measuring the incremental change in the total volume of the reactive masses in the battery. The invention is...
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5557208 |
Battery tester with stacked thermochromic elements
A thermochromic apparatus for testing dc voltage sources, particularly small, low voltage disposable batteries, employs a very thin resistive heater layer deposited onto a flexible dielectric...
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5549986 |
Battery cover and manifold system providing spew resistance and explosion attenuation capabilities
A combined dual ganged manifold and cover arrangement for batteries features channeling of gas flow to an explosion attenuation device located between the manifolds and a cover designed for...
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5543245 |
System and method for monitoring battery aging
A system for monitoring aging of a battery comprising a plurality of cells connected in series and able to be fully discharged comprises a discharger which discharges one of the previously charged...
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5537042 |
Method and system for unobtrusively measuring physical properties in electrochemical processes
Disclosed is a method and system for unobtrusively measuring physical properties in electrochemical processes occurring in a predefined volume, such as the state of charge in an electrochemical...
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5525439 |
Battery voltage tester for end of cell having indicator disposed on battery side
A battery is provided with an end-of-cell voltage indicating device which can be used to indicate the state-of-charge of the battery. The indicating device has a flexible substrate of the same...
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5518835 |
Device for indicating the residual capacity of secondary cells
A device for and a method of indicating the residual capacity of a secondary cell, that needs be recharged using a simply constituted device, correctly and within a short period of time. The device...
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5510205 |
Universal camcorder battery pack
A universal camcorder battery pack for use with a number of different camcorder makes and models, including those most popular in the camcorder industry. Such a universal camcorder battery pack...
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5496658 |
Storage battery state-of-charge indicator
A storage battery is provided which includes a casing and a cover secured to the casing. The cover includes a body having a top surface and a peripheral skirt; the top surface having a plurality of...
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5496657 |
Modular battery system comprising individual interconnected modules
A battery includes a module having a case with a conductive connector mounted on each of two opposed exterior walls. At least one connector includes compliant contacts. The connectors are...
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5491038 |
Contact ring for on-cell battery tester
An electrochemical cell having an on-cell tester for visually indicating the condition of the cell is provided with an electrically conductive metal ring pressed onto the negative terminal at the...
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