Patents Represented by Attorney Israel Nissenbaum

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  • Monitoring device and method for accurately determining and recording present demand of electrical energy
    Patent number: 4415853
    Abstract: A monitoring device and method for determining the present demand of electrical energy consumed over a predetermined time period which includes an adjustable reflective scanner or sensor mounted exteriorily of an electric meter for sensing and determining the speed of the rotating disc of a conventional electric meter. The arrangement is such that the scanner or sensor detects the revolutions of the meter disc and emits a signal or signals which are amplified and fed into a counting device which includes a memory and in conjunction with a printer prints the time of day, the date (at midnight) and the number of revolutions of the rotating meter disc which is stored as recorded in memory for a given unit of time. The counting device, memory and printer are embodied in a printing calculator interfaced with timing and scanning means.
    Type: Grant
    Filed: October 21, 1980
    Date of Patent: November 15, 1983
    Inventor: Berish M. Fisher
  • Method and apparatus for the prevention of low temperature diesel engine failure
    Patent number: 4411240
    Abstract: A method and apparatus for the prevention of diesel engine failure at low temperatures comprising circulating the diesel fuel for said engine, preferably in a heated state, when the engine is not in operation. The fuel is circulated through a diverted closed fuel line loop which is auxiliary to and separated from the engine circulatory fuel line. The auxiliary fuel line loop embodies a diverting means from the engine fuel line, circulating means such as a low power fuel pump and preferably an integral heating means. The auxiliary fuel line loop is diverted adjacent the primary steel fuel filter and includes the fuel storage tank therein.
    Type: Grant
    Filed: May 5, 1982
    Date of Patent: October 25, 1983
    Inventor: John J. Kravetz
  • Catalytic cathode for primary and secondary fluid cathode depolarized cells
    Patent number: 4409303
    Abstract: A fluid cathode depolarized cell having a catalytic cathode comprised of a graphite intercalated metal halide such as CuCl.sub.2, CoCl.sub.2, FeCl.sub.3 and SbF.sub.5.
    Type: Grant
    Filed: March 4, 1982
    Date of Patent: October 11, 1983
    Assignee: Duracell Inc.
    Inventor: William L. Bowden
  • Method of jacketing a battery with a self-adhesive battery jacket and article
    Patent number: 4409051
    Abstract: A battery jacket having an adhesive layer between an outer layer and a release layer, with the jacket being of a predetermined shape to substantially conform to the exterior surface of a battery. The jacket desirably has hinge lines to improve its ability to conform to the battery. On removing the release layer, the jacket is applied to the battery by pressing the adhesive layer onto the exterior surface of the battery and conforming the jacket to the exterior surfaces of the battery.
    Type: Grant
    Filed: October 31, 1979
    Date of Patent: October 11, 1983
    Assignee: Duracell Inc.
    Inventor: Frank L. Ciliberti, Jr.
  • Fluid cathode depolarized cell
    Patent number: 4401732
    Abstract: A small diameter (<1" (2.54 cm)) fluid depolarized cell having enhanced electrochemical capability and being both economical and adaptable to high rate manufacturing procedures. The cell is made with a cathode slurry of the fluid depolarizer and controlled amounts of an activated carbonaceous material.
    Type: Grant
    Filed: January 26, 1982
    Date of Patent: August 30, 1983
    Assignee: Duracell Inc.
    Inventor: Noble E. Hamilton
  • Non-aqueous Li/MnO.sub.2 cell
    Patent number: 4401735
    Abstract: A non-aqueous Li/MnO.sub.2 cell having an electrolyte which improves the capacity thereof and which consists of an electrolyte salt such as LiClO.sub.4 dissolved in 1,3 dioxolane.
    Type: Grant
    Filed: December 28, 1979
    Date of Patent: August 30, 1983
    Assignee: Duracell International Inc.
    Inventors: Peter R. Moses, Alwyn H. Taylor, Michael J. Turchan
  • High temperature solid state storage cell
    Patent number: 4397924
    Abstract: A completely solid state high temperature storage cell comprised of a solid rechargeable cathode such as TiS.sub.2, a solid electrolyte which remains solid at the high temperature operating conditions of the cell and which exhibits high ionic conductivity at such elevated temperatures such as an electrolyte comprised of lithium iodide, and a solid lithium or other alkali metal alloy anode (such as a lithium-silicon alloy) with 5-50% by weight of said anode being comprised of said solid electrolyte.
    Type: Grant
    Filed: June 15, 1981
    Date of Patent: August 9, 1983
    Assignee: Duracell Inc.
    Inventors: Jesse R. Rea, Milton Kallianidis, G. Stephen Kelsey
  • Solid state cell with anolyte
    Patent number: 4390446
    Abstract: A solid state cell having a solid cathode, a solid electrolyte, and a solid anolyte comprised of at least 50% by volume of ionicially conductive materials such as the electrolyte and 50% or less by volume of an active metal. The anolyte is either the cell anode or alternatively the anolyte is an additional structural member within said cell positioned between an anode, comprised of the same active metal, and the solid electrolyte.
    Type: Grant
    Filed: May 13, 1981
    Date of Patent: June 28, 1983
    Assignee: Duracell Inc.
    Inventors: Luverne H. Barnette, Charles C. Liang
  • Electrochemical cell with gelled anode
    Patent number: 4380578
    Abstract: An electrochemical cell having a gelled anode, wherein the gelling agent is an anionic polysaccharide having a rigid ordered structure such as extracellular microbial polysaccharides, particularly xanthan gum.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: April 19, 1983
    Assignee: Duracell Inc.
    Inventor: William S. Bahary
  • Corrosion and hydrogen evolution inhibitors for current-producing cells having zinc anodes
    Patent number: 4377625
    Abstract: Corrosion and hydrogen evolution in a current-producing cell possessing a predominantly zinc anode and an aqueous alkaline or acidic electrolyte is significantly inhibited by the addition to said cell of a zinc corrosion and hydrogen evolution-inhibiting amount of at least one chelating agent selected from the group consisting of aminocarboxylic acid, polyamine and aminoalcohol.
    Type: Grant
    Filed: October 30, 1981
    Date of Patent: March 22, 1983
    Assignee: Duracell Inc.
    Inventors: Frank E. Parsen, Eleanor J. Rossler
  • Novel cathodes for primary solid electrolyte cells
    Patent number: 4377624
    Abstract: High energy density primary solid state cells using as a cathode, ionically and electronically conductive dischargeable metal chalcogenides.
    Type: Grant
    Filed: November 3, 1981
    Date of Patent: March 22, 1983
    Assignee: Duracell Inc.
    Inventors: Ashok V. Joshi, Charles C. Liang
  • Non-aqueous cell with fluid cathode depolarizer and corrodible cathode
    Patent number: 4366212
    Abstract: A non-aqueous cell containing a corrosive fluid cathode depolarizer such as thionyl chloride (SOCl.sub.2) and a metal cathode such as of cold rolled steel which is substantially corroded by said fluid depolarizer with the cell having improved high rate discharge characteristics.
    Type: Grant
    Filed: February 9, 1981
    Date of Patent: December 28, 1982
    Assignee: Duracell International Inc.
    Inventors: Arabinda N. Dey, William L. Bowden, Per Bro
  • Situ metal plating of the cathode terminal surface of an electrochemical cell
    Patent number: 4364800
    Abstract: A process for plating a metal, preferably gold, onto the exposed surface of a cathode terminal of an electrochemical cell. The cell is contacted with a solution containing the metal ions to be plated thereon. The cell is then permitted to self-discharge through the solution for a given period of time which causes the metal to plate out, at a given thickness, onto the surface of the cathode terminal in contact with the solution. In a preferred form, the process includes the steps of first activating the surface of the terminal by contacting it with a solution containing hydroxide ions.
    Type: Grant
    Filed: December 19, 1980
    Date of Patent: December 21, 1982
    Assignee: Duracell International Inc.
    Inventor: Alan H. Partridge
  • Extremely high rate flat cell
    Patent number: 4356240
    Abstract: An extremely high rate flat cell and a method of fabrication thereof with the cell comprising successive stacked anode and cathode layers within a cell container comprised of two members with co-fitting external flanges. Each cathode layer embodies a metallic extension or tab therefrom for external terminal connection. The extensions of all the cathode layers are substantially symmetrically positioned between said co-fitting external flanges with said flanges and metallic extensions all being simultaneously welded together and electrically interconnected during cell sealing. The anode layers are electrically connected together, preferably by pressure contacting layers to each other adjacent to a metallic terminal member for said anode. Such a cell having a lithium anode, a carbon cathode and a thionyl chloride electrolyte solvent/cathode depolarizer (3" diameter.times.0.
    Type: Grant
    Filed: October 27, 1980
    Date of Patent: October 26, 1982
    Assignee: Duracell Inc.
    Inventors: Arabinda N. Dey, Noble E. Hamilton
  • Electrochemical cells having hydrogen gas absorbing agent
    Patent number: 4350745
    Abstract: An agent which absorbs hydrogen gas for electrochemical cells is made from an oxide of manganese and nickel, cobalt or iron. At temperatures above about 40.degree. C., the oxide of manganese can be replaced by lead oxide. Hydrophobic binders can be added to the agent or the agent can be microencapsulated in water-impermeable but hydrogen-gas-permeable materials. The agent is preferably added to the cell in the form of small agglomerates or microcapsules.
    Type: Grant
    Filed: December 29, 1980
    Date of Patent: September 21, 1982
    Assignee: Duracell Inc.
    Inventors: Frank E. Parsen, Thomas T. Yatabe
  • Cell having a gelled anode containing a polyhydric alcohol
    Patent number: 4332870
    Abstract: A method for forming a gelled anode in which a powdered anode metal is mixed with means for maintaining a uniform mixture of the powdered metal and a gelling agent, the gelling agent is added, and the mixture is fed into an aqueous electrolyte in the cell whereupon a gel is formed in situ.
    Type: Grant
    Filed: March 9, 1981
    Date of Patent: June 1, 1982
    Assignee: Duracell International Inc.
    Inventors: Frank E. Parsen, Teresita O. Graham
  • Method for increasing recycling life of non-aqueous cells
    Patent number: 4331743
    Abstract: A method for increasing the recycling life of an electrochemical cell containing a lithium (or other active metal subject to dendritic plating) anode and a clovoborate salt or other salt, which forms soluble oxidizing agents at elevated charging voltages, comprising the step of charging the cell at a potential above normal charging voltage whereby said soluble oxidizing agents are formed.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: May 25, 1982
    Assignee: Duracell International Inc.
    Inventors: Arabinda N. Dey, William L. Bowden
  • Rechargeable nonaqueous silver alloy anode cell
    Patent number: 4330601
    Abstract: A secondary electrochemical cell comprising a solid anode, an electrolyte and a cathode. The anode is a solid solution of silver and a metal which is an alkaline or alkali earth metal. The metal is capable of forming a solid solution with the anode on the recharging of the anode. Alternatively, the cell is formed in the discharged state with a solid porous silver anode, a cathode, a nonaqueous liquid electrolyte containing the alkaline or alkaline earth metal salts therein. The alloyed anode improves the rechargeability of the cell.
    Type: Grant
    Filed: February 27, 1981
    Date of Patent: May 18, 1982
    Assignee: Duracell International Inc.
    Inventor: Arabinda N. Dey
  • Rechargeable non-aqueous cells with complex electrolyte salts
    Patent number: 4329404
    Abstract: A rechargeable non-aqueous electrochemical cell with a complex electrolyte salt such as a complex of an alkali metal salt and an ether.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: May 11, 1982
    Assignee: Duracell International Inc.
    Inventors: William L. Bowden, Donald L. Foster, Han C. Kuo, Peter R. Moses
  • Electrolyte salts for non aqueous electrochemical cells
    Patent number: RE31414
    Abstract: Novel electrolyte salts having high current carrying capability for non-aqueous electrochemical cells particularly those containing fluid depolarizer/electrolyte solvents. The salts have the general formula M(ZX.sub.4).sub.n with "M" being an alkali or alkaline earth metal, "Z" being gallium, .[.indium or thallium,.]. "X" being a halogen and "n" being either 1 or 2.
    Type: Grant
    Filed: October 21, 1980
    Date of Patent: October 11, 1983
    Assignee: Duracell Inc.
    Inventors: Arabinda N. Dey, John S. Miller, William L. Bowden