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| Number | Title | Issue Date |
| 6071638 | Cylindrical cell having current output terminal connected to electrode by conductive blade members A cell with spiral-wound electrodes comprises a container, two current output terminals of opposite polarity carried by the container, each current output comprising a part exterior to the container and an internal part, and two electrodes spiral-wound ab... | 06/06/2000 |
| 6071645 | Lithium electrode for a rechargeable electrochemical cell The present invention concerns an electrode for a rechargeable lithium cell, containing an electro-chemically active material with general formula ##EQU1## where M is at least one transition metal selected from nickel, cobalt, manganese, and iro... | 06/06/2000 |
| 6033803 | Hydrophilic electrode for an alkaline electrochemical cell, and method of manufacture A negative electrode for an alkaline electrochemical cell. The electrode comprises an active material and a hydrophilic agent constituted by small cylindrical rods of polyolefin provided with hydrophilic groups. The mean length of the rods is less than 50... | 03/07/2000 |
| 5993995 | Paste type nickel electrode containing a cobalt compound and at least one other element The present invention provides a paste type nickel electrode for a storage cell having an alkaline electrolyte, the electrode comprising a current collector and a paste containing a nickel-based hydroxide and an oxidized compound of cobalt syncrystallized... | 11/30/1999 |
| 5910723 | System for monitoring the charging of a modular set of electrochemical cells connected in series and a corresponding cell measurement module A system and a system module for monitoring charging in a set made up of a plurality of electrochemical cells connected in series and governed by a central unit. Each cell is associated with a respective interface including a module comprising means for m... | 06/08/1999 |
| 5885732 | One-piece leak-proof battery The casing of a leak-proof one-piece battery is made of a material comprising a mixture of at least a matrix based on polypropylene and an alloy of a polyamide and a polypropylene. The ratio of the matrix to the alloy is in the range 0.5 to 6 by weight. T... | 03/23/1999 |
| 5811205 | Bifunctional electrode for an electrochemical cell or a supercapacitor and a method of producing it The present invention concerns an electrode for an electric cell or supercapacitor containing a non-aqueous liquid electrolyte, the electrode comprising an electronically conducting porous first layer including at least one first face covered with a micro... | 09/22/1998 |
| 5780184 | Negative electrode for an alkaline cell The present invention concerns a negative electrode for an alkaline cell, comprising a current collector supporting a paste containing an electrochemically active material and a binder, characterized in that said binder is a polymer containing hydrophilic... | 07/14/1998 |
| 5741612 | Electrode plate for an electrochemical cell and having a metal foam type support, and a method of manufacturing such an electrode plate An electrode plate including an active portion pasted with active material and a plate head including a connection tab. The plate head is constituted by the same metal foam as the plate support, but the density of the metal foam in the plate head is not l... | 04/21/1998 |
| 5735913 | Nickel hydrogen storage cell The present invention provides a nickel hydrogen storage cell including negative electrodes and positive electrodes in which the electrochemically active material containing a majority of nickel hydroxide is deposited electrochemically, and is located in ... | 04/07/1998 |
| 5709965 | Electrical interconnection system for electrochemical generators and batteries An electrical interconnection system for electrochemical generators including electrodes and connection members providing continuity of electrical current flow from the electrodes to the exterior of said generators connects the electrodes to the connectio... | 01/20/1998 |
| 5707759 | Anode for a rechargeable lithium cell and a method of manufacturing it The invention concerns an anode for a rechargeable lithium cell, comprising a conductive support and a paste containing an electrochemically active material into which lithium can be inserted and a polymer binder, the anode being characterized in that the... | 01/13/1998 |
| 5702844 | Nickel electrode for an alkaline storage cell The present invention concerns a nickel electrode comprising a nickel-based hydroxide which satisfies at least one of the following criteria: an intensity ratio of the 103! line to the 200! line in the X-ray diffraction diagram of 1.05&#b1;0.10; a coherenc... | 12/30/1997 |
| 5677613 | Method of regulating the charging of a set of electrical storage cells, and a facility implementing the method The method and the facility are intended for regulating the current supplied by a charger (3) to a set (1) made up of a plurality of units (2), each of which is provided with an individual interface (5) making it possible to measure voltage, to divert a p... | 10/14/1997 |
| 5648713 | Modular regulator circuit, for a modular electrical storage cell battery, having a number of modules dependent on the number of modules of the battery A regulator circuit for a battery of electrical storage cells, and in particular a battery whose voltage is a function of state of charge and which is constituted by "n" identical modules connected in series. The circuit comprises "n-1" regulation modules... | 07/15/1997 |
| 5626981 | Rechargeable lithium electrochemical cell The present invention concerns a rechargeable lithium electrochemical cell comprising an anode containing a carbon-containing material with a degree of crystallinity which is greater than 0.8 and an electrolyte comprising a lithium salt and a mixture of a... | 05/06/1997 |
| 5626987 | Hydridable material for the negative electrode in a nickel-metal hydride storage battery A monophase hydridable material for the negative electrode of a nickel-metal hydride storage battery with a "Lave's phase" structure of hexagonal C14 type (MgZn2) has the general formula: Zr1-x Tix Nia Mnb... | 05/06/1997 |
| 5578927 | Measurement circuit for a modular system of cells electrically connected in series, in particular for electrical accumlator batteries A measurement circuit for a modular system of cells electrically connected in series, in particular for electrical accumulator batteries, includes individual interfaces respectively connected to each power terminal of a different cell and each including a... | 11/26/1996 |
| 5578397 | Electrode plate for an electrochemical cell and having a metal foam type support, and a method of manufacturing such an electrode plate A method for forming an electrode plate which includes an active portion pasted with active material and a plate head which includes a connection tab. The plate head is constituted by the same metal foam as the plate support, but the density of the metal ... | 11/26/1996 |
| 5561006 | Chargeable lithium electrochemical cell and method of manufacting it The present invention consists in a rechargeable cell having an anode made from materials in which lithium can be inserted, a cathode and an electrolyte constituted by a solution of a lithium salt in a non-aqueous solvent. The material of said cathode inc... | 10/01/1996 |
| 5558681 | Method of bonding a metal connection to an electrode including a core having a fiber or foam-type structure for an electrochemical cell, and a resulting electrode A method of bonding a metal connection to an electrode including a core having a fiber or foam-type structure for an electrochemical cell, in which method at least one metal strip is pressed against one edge of the core and is welded thereto under compres... | 09/24/1996 |
| 5525437 | Electrochemical cell having a liquid electrolyte and spiral-wound electrodes with improved electrolyte filling The present invention provides an electrochemical cell having a liquid electrolyte and spiral-wound electrodes provided with an axial chimney for electrolyte filling purposes and placed inside a cylindrical or prismatic enclosure so as to leave a duct bet... | 06/11/1996 |
| 5306583 | Hydridable material for the negative electrode of a nickel-hydride storage cell A hydridable alloy material represented by the formula AB5 for the negative electrode of a nickel-hydride storage cell. A represents La.sub.(1-x-y-z) Cex Ndy Prz, where 0ࣘxࣘ0.784, 0ࣘzࣘ1, 0.1ࣘx+z, 0 | 04/26/1994 |
| 5284601 | Active mass for an electrode of an electrochemical cell, the active mass having a three-dimensional porous support A paste for impregnating a three-dimensional metal sponge porous support, which impregnated porous support is dried to provide an electrode for an electrochemical cell. The paste comprises (i) an electrochemically active material selected from a metal hyd... | 02/08/1994 |
| 5252906 | Method of optimizing the charging of a battery of storage cells, and apparatus for performing the method The invention relates to a method enabling a battery of storage cells to be charged in a charging mode for compensating for discharging to an external circuit, or in a maintenance mode for compensating for self-discharging of the battery. The method consi... | 10/12/1993 |
| 5219677 | Rechargeable electrochemical cell having a cathode based on vanadium oxide A rechargeable electrochemical cell whose anode is based on lithium or a lithium alloy, whose electrolyte is constituted by a solution of a lithium salt in a non-aqueous solvent, and whose cathode material is based on crystallized vanadium oxide, wherein ... | 06/15/1993 |
| 5187030 | Electrochemical battery having high energy per unit mass An electrochemical battery having high energy per unit mass, and in particularly a lithium and thionyl chloride battery, comprising a stack (10) of positive and negative electrodes within a housing (2) closed by a cover (3), two metal terminals connected ... | 02/16/1993 |
| 5128217 | Reduced maintenance nickel-cadmium storage cell A reduced maintenance, vented nickel-cadmium storage cell comprising a set of positive electrodes, a set of negative electrodes in which the active mass is consolidated by a polymer, and separators constituted by at least one felt made of a substance sele... | 07/07/1992 |
| 5086969 | Method of bonding a metal connection to an electrode having a foam type substrate for an electrochemical cell, and an electrode obtained by the method A method of bonding a metal connection onto an electrode for an electrochemical cell including a foam type substrate (2), which substrate has been filled with active material and then compressed, the method being characterized by the facts that: at least ... | 02/11/1992 |
| 4510215 | Casing for a battery of cylindrical electric cells A casing for a battery of cylindrical electric cells lying parallel to one another includes two insulating half casings each formed by one or more modules (2) having n or n+1 recesses in the form of part cylindrical cavities. The modules have two end edge... | 04/09/1985 |
