Patent application number | Description | Published |
20100129705 | ACCUMULATOR - An accumulator comprises at least one galvanic cell and a receiving device for supporting the galvanic cell(s) of the accumulator. The receiving device comprises at least one protecting wall for receiving energy by means of elastic and/or plastic deformation. The protecting wall encases the at least one galvanic cell at least partially and has a thickness which is at least partially less than about 1/10 of the characteristic edge length of the at least one galvanic cell. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way. | 05-27-2010 |
20100304211 | CURRENT CONDUCTOR FOR A GALVANIC CELL - Plate-shaped current conductor ( | 12-02-2010 |
20100316895 | BATTERY PACK - The invention relates to a battery pack ( | 12-16-2010 |
20120159773 | METHOD FOR PRODUCING AN ELECTROCHEMICAL CELL - Method for producing an electrochemical cell ( | 06-28-2012 |
20120164521 | Galvanic Cell - Conductors of a galvanic cell with an essentially flat housing are accessible from the outside by means of recesses, shaped as window-like openings which are essentially arranged in a plane and in parallel to the flat housing surface of the cell. | 06-28-2012 |
20120189895 | ELECTRODE STACK FOR A GALVANIC CELL - An electrode stack according to the invention comprises at least a cathode, an anode, and a separator with electrolyte. The cathode, the anode, and the separator are each plate-shaped, respectively. The surface area of the separator is at least as large, as the surface area of the cathode and/or of the anode. The plate-shaped elements of the electrode stack are at least partially connected with each other, by fixation means. | 07-26-2012 |
20120196174 | ELECTRICAL ENERGY STORAGE CELL AND CELL BLOCK, ELECTRICAL ENERGY STORAGE DEVICE AND THE VEHICLE COMPRISING THE SAME - An electrical energy storage cell is provided with: an active part which is equipped and adapted to store electrical energy supplied from the outside and to discharge stored electrical energy to the outside; at least two current conductors which are connected to the active part and are equipped and adapted to supply electric current from the outside to the active part and to discharge electric current from the active part to the outside; and an enclosure, which defines a prismatic basic shape having a substantially cuboid-like outline and encloses the active part in a gas-tight and fluid-tight manner. According to the invention, the enclosure has two flat foil parts and a peripheral seam part connecting the edges of the foil parts, wherein the seam part surrounds the active part in the manner of the frame and has sections of maximum thickness, in which the thickness is uniformly greater than the thickness of the active part. A cell block comprises a plurality of said electrical energy storage cells, wherein the cells are stacked in the direction of the thickness thereof and, together with connecting terminals, form an electrical energy storage device which can advantageously be used in a vehicle. | 08-02-2012 |
20120208065 | Single Cell For a Battery - A single cell for a battery that includes a first housing part and a second housing part, which are electrically isolated from one another by an insulating housing frame. An electrochemically-active material is located in housing frame between housing parts. The first housing part and second housing part are in the form of plates. At least one of the housing parts exhibits a first edge area bent over towards the inside, and first housing part and second housing part are fixed by a form fit to one-piece housing frame. | 08-16-2012 |
20120282498 | LITHIUM-ION BATTERY - A lithium-ion battery in a housing includes (a) an anode, (b) a cathode, (c) a separator, (d) an electrolyte including a lithium salt and a non-aqueous solvent, and (e) a non-ionic surfactant. | 11-08-2012 |
20120282499 | ELECTROCHEMICAL CELL - An electrochemical cell has an electrode stack, which is sealed off by a sheath, in particular in a gas-tight and/or liquid-tight manner, and at least one pressure-relief device, in particular in the form of a desired breaking point, wherein the pressure-relief device has a rupture diaphragm, which closes an aperture in the sheath. | 11-08-2012 |
20130302671 | CURRENT CONDUCTOR COMPRISING A SEGMENT WITH REDUCED THICKNESS FOR A GALVANIC CELL - Plate-shaped current conductor ( | 11-14-2013 |
20140017547 | ADDITIVE FOR ELECTROLYTES IN RECHARGEABLE LITHIUM ION BATTERIES - The invention relates to a method for reducing the loss of electrical capacitance of a rechargeable lithium ion battery when charging and discharging, comprising: (i) introducing an esterified aliphatic dicarboxylic acid into the electrolyte contained in the battery, said electrolyte comprising an organic solvent and a conducting salt. | 01-16-2014 |
20140044888 | PROCESS FOR THE MANUFACTURE OF ELECTRODES - A method for producing an electrode, in particular a negative electrode of an electrochemical cell, comprising the steps of: pretreatment, in particular cleaning, of a metallic substrate, drying the pretreated metallic substrate and/or an active material, and coating the pretreated metallic substrate with the active material, wherein said pretreatment of the surface of the metallic substrate involves an organic acid. | 02-13-2014 |