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"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8182937 | Battery having battery-life indicator with fragrance A battery includes a housing, a cathode and an anode within the housing, and a battery-life indicator including a fragrance that is released to indicate usage of the battery. ... | 05/22/2012 |
| 7998609 | Secondary cell replacing method In a pre-replacement process, a replacement battery module is provided with a memory effect before being dispatched, by performing at least one of the process of performing a cyclic charge/discharge operation on the replacement battery module while limiting the widt... | 08/16/2011 |
| 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 bending opposite ends of a strip-shaped bar body in the same directi... | 11/03/2009 |
| 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 management information to be identified as to which electronic device perta... | 10/28/2008 |
| 7363175 | Query based electronic battery tester An electronic battery tester for testing a storage battery provides a test output indicative of a condition of the battery. Electronic measurement circuitry provides a measurement output related to a condition of the battery. The battery condition is determined base... | 04/22/2008 |
| 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. ... | 04/15/2008 |
| 7336037 | Intelligent electrical switching device The present invention, according to a preferred embodiment, is directed to portable electronic devices which operate on exhaustible power sources, for example, batteries. The electronic devices of the present invention comprise at least one signal switch and a micro... | 02/26/2008 |
| 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 components with associated electrolyte balancing areasabd defining at ... | 02/05/2008 |
| 7321143 | Ion-sensitive field effect transistor and method for producing an ion-sensitive field effect transistor An ion-sensitive field effect transistor includes a substrate on which there are formed a source region and a drain region. Above a channel region, the ion-sensitive field effect transistor has a gate with a sensitive layer including a metal oxide nitride mixture an... | 01/22/2008 |
| 7319304 | Shunt connection to a PCB of an energy management system employed in an automotive vehicle A method of coupling a shunt to a printed circuit board (PCB) of an energy management system is provided. The method includes coupling flexible electrical connectors to the shunt and soldering the flexible electrical connectors to connection points on the PCB of the... | 01/15/2008 |
| 7295936 | Electronic battery tester with relative test output An electronic battery tester for testing a storage battery determines a condition of the battery. The condition is a relative condition and is a function of a dynamic parameter of the battery and an empirical input variable. ... | 11/13/2007 |
| 7282303 | Non-aqueous secondary battery and portable equipment using the same A non-aqueous secondary battery is provided, which has excellent overcharging safety, less generation of gas during storage at a high temperature, and can ensure storage reliability. A non-aqueous secondary battery includes a positive electrode, a negative el... | 10/16/2007 |
| 7279902 | Battery characteristic evaluation device and battery characteristic evaluating method To provide a battery characteristic evaluation device and a battery characteristic evaluation method capable of precisely measuring a potential difference between a positive and negative electrode materials, without largely breaking the original battery shape of a s... | 10/09/2007 |
| 7253588 | Overdischarge preventing circuit apparatus for a nonawueous electrolyte secondary battery, overdischarge preventing circuit apparatus for a battery pack, secondary battery overdischarge preventing method and overdischarge preventing method for a battery pack An overdischarge preventing circuit apparatus according to this invention is an overdischarge preventing circuit apparatus for a nonaqueous electrolyte secondary battery, including a discharge control mechanism which controls discharge of the nonaqueous electrolyte ... | 08/07/2007 |
| 7246015 | Alternator tester An alternator tester is provided for testing an alternator of a vehicle while the alternator is coupled to the vehicle. A sensor is configured to couple to the vehicle and sense a signal related to operation of the alternator. A memory contains data related to opera... | 07/17/2007 |
| 7238443 | Battery packs suitable for use with battery powered appliances Cooling air intake port (52), cooling air exhaust port (55), and securing walls (86, 87), which contact and secure the side surfaces of one or more battery cells (72), may be defined within two battery pack housing halves (50, 80).... | 07/03/2007 |
| 7239146 | Indicator of remaining energy in storage cell of implantable medical device A manganese dioxide (MnO2) or silver vanadium oxide (SVO) or other battery of an implantable medical device having a relatively flat quiescent battery voltage during a beginning portion of the battery's useful life, makes it difficult to use quiescent battery voltag... | 07/03/2007 |
| RE39703 | Battery with strength indicator A battery strength indicating and switch means on a battery which is coupled across the terminals of the battery and which is provided with an indicating means to indicate the strength of the battery and in addition, the battery strength indicating means is also pro... | 06/26/2007 |
| 7228737 | Hydrometer/fluid level sensor A light transmissive body for a fluid condition indicator has a substantial length shaped as a cruciform in transverse cross-section. ... | 06/12/2007 |
| 7229585 | Molded plastic rod with improved break strength An injection molded plastic rod suitable for use in a battery hydrometer. Stress-relieving formations are provided symmetrically arranged on opposite sides of an injection gate of the rod. The formations distribute injection stresses and shield the gate vestige.... | 06/12/2007 |
| 7194308 | System and method for monitoring or reporting battery status of implantable medical device A system and method monitors or reports the battery status of an implantable medical device to a user. The battery terminal voltage and charge delivered are measured. Before the battery terminal voltage falls below an Elective Replacement Indicator (ERI) threshold v... | 03/20/2007 |
| 7175938 | Battery case employing ring sandwich The invention includes a brazed ceramic ring that separates the positive and negative ends of the battery while still providing a leak-tight seal. The ceramic is aluminum oxide or zirconium oxide or zirconium oxide with 3% yttrium. The invention includes a brazing m... | 02/13/2007 |
| 7154276 | Method and apparatus for measuring a parameter of a vehicle electrical system An apparatus for measuring electrical parameters for an electrical system measures a first and second parameters of the electrical system between connections to the electrical system. A processor determines a third electrical parameter of the electrical system as a ... | 12/26/2006 |
| 7126341 | Automotive vehicle electrical system diagnostic device An automotive vehicle electrical system diagnostic apparatus includes first and second electrical connections configured to electrically couple to an electrical system of an automotive vehicle which includes a battery. Digital samples are obtained during operation o... | 10/24/2006 |
| 7119686 | Theft prevention device for automotive vehicle service centers An apparatus and method for preventing theft in automotive vehicle service centers. A transmitter transmits a wireless security signal which defines a perimeter. At least one portable tool for use in automotive vehicle service centers includes a receiver configured ... | 10/10/2006 |
| 7112228 | Nickel electrode for alkaline storage battery, method of producing nickel electrode for alkaline storage battery, and alkaline storage battery A nickel electrode for an alkaline storage battery in which an active material mainly containing nickel hydroxide is applied to a porous sintered nickel substrate, wherein a layer containing at least one hydroxide of an element selected from a group consisting of Ca... | 09/26/2006 |
| 7108816 | Barrier and a method of manufacture thereof This invention relates to a method of manufacture of a barrier, especially for electronic display devices, comprising the step of co-extruding a melt of at least one inorganic material with a melt of at least one organic material, wherein the at least one inorganic ... | 09/19/2006 |
| 7106070 | Broad-band low-inductance cables for making Kelvin connections to electrochemical cells and batteries A broad-band technique for reducing the distributed inductance of a four-conductor Kelvin cable is disclosed. A special inductance-canceling cable section is connected in tandem with the cable section contacting the cell/battery. Connections between the two cable se... | 09/12/2006 |
| 7102329 | Method of measuring the battery level in a mobile telephone Measuring the voltage level of a mobile telephone battery during a charging operation involves disabling the charge temporarily so that the battery rapidly enters discharge mode. The discharge mode voltage is more representative of the true battery charge level, so ... | 09/05/2006 |
| 7091699 | Rechargeable battery devices Battery pack 10 may include rechargeable battery 12 and remaining capacity indicating circuit 14 for indicating the remaining capacity of the battery 12. Remaining capacity indicating circuit 14 may be coupled to the battery 12 | 08/15/2006 |
| 7088075 | Battery pack A battery pack is provided. In the battery pack, batteries and a circuit are completely separated. A battery block includes a battery package that can house one or more of the batteries. The circuit block includes a measurement/protection circuit that has a measurem... | 08/08/2006 |
| 7080927 | Modular lighting with blocks A modular light assembly is provided. The light assembly includes a light housing with sides, an electrical light source inside the housing and connected to a connector on at least one side of the housing, and a pin for pivotally, electrically and detachably connect... | 07/25/2006 |
| 7077935 | Oand HO barrier material O2 and H2O barrier materials suitable for the protection of LCDs and flexible OLEDs are fabricated on a polymer substrate using dense inorganic barrier layers. A polymer surface having a low surface roughness has an inorganic layer of aluminum ... | 07/18/2006 |
| 7068036 | Lithium/carbon monofluoride (Li/CF) electrochemical cell projection model A model for estimating the discharge profile of a Li/CFx cell is described. The model uses as inputs the load at which the cell is subjected to and the planar surface area to estimate current density. Then, current density is used to estimate cell voltage... | 06/27/2006 |
| 7055385 | Apparatus and method for measuring the amount of fuel in a vehicle using transmission lines The present invention relates to an apparatus and method for measuring the amount of fuel in a vehicle using transmission lines. An apparatus for measuring the amount of fuel in a vehicle according to an embodiment of the invention comprises a pair of transmission l... | 06/06/2006 |
| 7048596 | Electrical connector grid anchor and method of making the same An electrical connector and method of making same includes a bore extending from an open first end of a housing to an opposed second end. An electrical contact formed of a plurality of contact strips with opposed angularly offset ends and fixedly secured in electric... | 05/23/2006 |
| 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 the apparatus being characterized in that it comprises: | 05/23/2006 |
| 7037620 | Multi-cellular electrical battery An electrical battery for multi-cellular interconnection in series, parallel or series and parallel has a protrusion and a recess, such as a tongue and a groove, extending on outer surfaces of the sidewalls of the battery case such that when a protrusion of one batt... | 05/02/2006 |
| 7034541 | Query based electronic battery tester An electronic battery tester for testing a storage battery provides a test output indicative of a condition of the battery. Electronic measurement circuitry provides a measurement output related to a condition of the battery. The battery condition is determined base... | 04/25/2006 |
| 7003410 | Electronic battery tester with relative test output An electronic battery tester for testing a storage battery determines a condition of the battery. The condition is a relative condition and is a function of a dynamic parameter of the battery and an empirical input variable. ... | 02/21/2006 |
