Abstract: A method for manufacturing electrodes for lead-acid batteries includes producing a profiled strip blank in a casting process, wherein the casting process alone is sufficient to cause the strip blank to be formed of greater thickness on one side in a region corresponding to the upper frame element or the lower frame element than in another region corresponding to the meshed region; and producing the meshed region with the openings in a subsequent expanded metal process. In addition, an electrode produced by the method has an upper frame element, or a lower frame element, or both, and a meshed region extending away from the upper frame element, or the lower frame element, or both and having a plurality of openings. The upper frame element, the lower frame element, or both, is of greater thickness than the meshed region.

Abstract: The invention relates to a grid arrangement for a plate-shaped battery electrode of an electrochemical accumulator comprising a frame and a grid arranged thereon, wherein the frame comprises at least one upper frame element having a connecting lug of the battery electrode disposed on its side facing away from the grid, wherein the grid comprises grid bars respectively surrounding cutouts of the grid, wherein the majority of the grid bars surrounding the cutouts are respectively disposed in a hexagonal arrangement such that the cutout situated in between forms a hexagon, characterized by one, some or all of the following a), b), c), d), e) features): a) the grid arrangement is coated with a pasty active mass on which liquid-absorbing material designed to absorb liquid electrolyte of the accumulator is disposed, b) the size of the hexagonal cutouts increases toward the upper frame element, c) the grid bars of all the hexagonal cutouts have the same width or the same cross-sectional area, d) none of the grid ba

Abstract: The invention relates to a connecting pole (1) for a rechargeable battery (12) having the following features: a) the connecting pole (1) has a connecting section (2), in which a pole terminal can be fastened on the connecting pole (1), b) the connecting pole (1) has a fastening section (3), in which the connecting pole (1) can be fastened in a housing part (5) of the rechargeable battery (12), c) the fastening section (3) has a labyrinth section (4), d) the outer wall (6) of the connecting pole (1) has, in the labyrinth section (4), one or more peripheral projections (7, 8, 10), e) at least two adjacently arranged peripheral projections (70, 71, 72, 73, 80, 81, 82, 83) are flanged in pairs in the mutually facing direction, wherein a recess (11) is formed on each of the peripheral projections (70, 71, 72, 73, 80, 81, 82, 83) with respect to the outer wall (6) of the connecting pole (1) by the flanged region.

Abstract: The invention relates to a rechargeable battery comprising a battery housing which has a cell cavity, or several cell cavities separated by dividing walls. One or more of the cell cavities have at least one respective positive and negative electrode, separated from each other by at least one separator and a liquid electrolyte. One or more of the cell cavities have a respective wall element, which partitions the respective cell cavity into at least two volume chambers which communicate with one another. At least in the lower regions of the volume chambers, a communicating connection between the volume chambers for the liquid electrolytes is provided and in the upper region of the volume chambers, a pressure compensation connection between the volume chambers for assuring equal air pressure in the volume chambers communicating chambers is provided. Also disclosed is a wall element for such a rechargeable battery, and a battery housing.

Abstract: The invention relates to a grid arrangement for a plate-shaped battery electrode of an electrochemical accumulator having a frame and a grid arranged thereon, wherein the frame comprises at least one upper frame element having a connecting lug of the battery electrode disposed on its side facing away from the grid, and wherein the grid is at least formed by horizontal bars, which are bars extending substantially horizontally, and vertical bars, which are bars extending substantially vertically, wherein at least some of the vertical bars are arranged at different angles to one another in the shape of a fan. The invention further relates to an accumulator.

Abstract: The invention relates to a process for the production of a recyclable product (1, 8, 9) made from a first material, wherein before or during the production of the product (1, 8, 9) a first marking material is added to the first material and the product (1, 8, 9) is produced from the first material with the admixed marking material, wherein the first marking material can be automatically detected in a recycling plant in the first material of the product (1, 8, 9) after the production thereof.

Abstract: The invention relates to a connecting pole (1) for a rechargeable battery (12) having the following features: a) the connecting pole (1) has a connecting section (2), in which a pole terminal can be fastened on the connecting pole (1), b) the connecting pole (1) has a fastening section (3), in which the connecting pole (1) can be fastened in a housing part (5) of the rechargeable battery (12), c) the fastening section (3) has a labyrinth section (4), d) the outer wall (6) of the connecting pole (1) has, in the labyrinth section (4), one or more peripheral projections (7, 8, 10), e) at least two adjacently arranged peripheral projections (70, 71, 72, 73, 80, 81, 82, 83) are flanged in pairs in the mutually facing direction, wherein a recess (11) is formed on each of the peripheral projections (70, 71, 72, 73, 80, 81, 82, 83) with respect to the outer wall (6) of the connecting pole (1) by the flanged region.

Abstract: A connecting pole for a rechargeable battery is disclosed. The connecting pole (1) has a connecting section (2) in which a pole terminal can be attached to the connecting pole (1). The connecting pole (1) has an attachment section (3) in which the connecting pole (1) can be attached in a housing part (5) of the battery. The attachment section (3) has a labyrinth section (4). The outer wall (6) of the connecting pole (1) has at least one circumferential projection (7, 8) in the labyrinth section (4). The circumference of outer wall (6) of the connecting pole (1) increases in the direction pointing away from the connecting section (2) in a section of the labyrinth section (4) which is not provided with a circumferential projection (7, 8). Also disclosed is a rechargeable battery housing or a part of said rechargeable battery housing having at least one connecting pole.

Abstract: The invention relates to a battery cell connector with a first and a second substantially flat limb (1, 2), wherein the first limb (1) has a connecting side (3) for connection to a plurality of electrodes of a battery, the second limb (2) is arranged at an angle with respect to the first limb (1) and extends from that side (4) of the first limb which is opposite the connection side (3), wherein a shoulder (5) is provided which extends from the first to the second limb. Against this background, the invention specifies a battery cell connector with a high current-carrying capacity which is improved in comparison with the known battery cell connectors. For this purpose, the invention provides that the profile of the height (h) of the shoulder (5) from the first limb (1) towards the second limb is nonlinear and is convex with respect to the first and the second limb (1, 2).

Abstract: The invention relates to a method for producing a battery (10) filled with a liquid electrolyte (2, 11), wherein the battery (10) comprises a housing (1) having a top side (3) lying at the top in the normal operation of the battery (10) and a bottom side (4) opposite the top side (3), wherein battery electrodes (6) are arranged in the housing (1) and the housing (1) has at least one filling opening (5) for the liquid electrolyte (2, 11), which filling opening is arranged on the top side (3) of the housing (1) or at least above the center of the housing (1), characterized in that liquid electrolyte (2, 11) is fed through the at least one filling opening (5) in such a way that the topmost point (16) of the battery electrodes (6) with respect to the direction of action of gravity is not completely covered with the liquid electrolyte (2, 11) at any time during the process of filling the battery with liquid electrolyte (2, 11).

Abstract: A connection pole for an accumulator, wherein the connection pole includes an inner hollow region configured to receive a pole shaft of the accumulator. The connection pole includes ribs on its inner wall in the inner hollow region, wherein the ribs run in the longitudinal direction of the connection pole and one or more or all of the ribs are integrally formed with the connection pole from the material of the connection pole and protrude from the inner side of the connection pole such that the ribs form a gap between the pole shaft and the inner surface of the connection pole.

Abstract: The present disclosure relates generally to systems and methods for recycling lead-acid batteries, and more specifically, relates to systems and methods for selectively separating and separately processing portions of lead-acid batteries to improve efficiency and reduce costs. A lead-acid battery processing system includes an imaging system configured to perform imaging of a lead-acid battery and perform image analysis to determine a break point that divides top lead from a remainder of the lead content of the lead-acid battery. The system also includes a battery breaking device configured to break the lead-acid battery at the determined break point and separate the lead-acid battery into a first portion, which includes the top lead, from a second portion, which includes the remainder of the lead content, for separate processing of the first and second portions of the lead-acid battery.

Abstract: The invention relates to a venting device (1) for an electrochemical battery (90). The venting device comprises at least one inlet opening (2) for receiving gases venting from the battery (90), at least one outlet opening (3) for venting the gases received from the battery (90), and at least one flame arrester element (4). The inlet opening (2) is in communication with the outlet opening (3) via the flame arrester element (4). An explosion chamber (5, 6) is located within the venting device (1) on the side of the flame arrester element (4) which is directed to the outlet opening (3). The explosion chamber (5, 6) is arranged for developing and temporarily storing an explosive mixture of the gases received from the battery (90) and oxygen from the ambient air, which explodes in case a flame occurs within the explosion chamber (5, 6), thereby blowing off the flame.

Abstract: An acid status indicator for a battery, in particular for a lead-acid rechargeable battery, having a sight glass and a holder for holding the sight glass and for attaching the acid status indicator to a housing of the battery, wherein the sight glass and the holder are produced by two-component injection molding, with the holder being produced by insert molding of the sight glass.

Abstract: The invention relates to an accumulator (10), particularly a prismatic lead accumulator, comprising a housing and (a) at least one stack (29) of plates, (b) which has a plurality of spaced-apart pole plates (14, 16) that are entirely suspended by a fixing element (28) in at least one circumferential direction (U). According to the invention, the fixing element (28) is fixedly connected to the housing (19).

Abstract: The invention relates to an equipping station for equipping motor vehicle battery housings with sets of electrode plates for manufacturing a motor vehicle battery wherein the equipping station has at least one feed section for unequipped battery housings, at least one discharge station for equipped battery housings, at least one apparatus for feedings sets of electrode plates and at least one first equipping section, which is arranged between the feed section and the discharge section and in which sets of electrode plates which have been fed by means of the apparatus for feeding sets of electrode plates are inserted into the battery housing, wherein the first equipping section has a base part, wherein the base part is formed without a conveying apparatus for the battery housing, and the equipping station has at least one first extendable slide, via which a battery housing is horizontally displaceable.

Abstract: The invention relates to a cover part (1) for a rechargeable battery, with the cover part (1) being produced from plastic and having at least one sleeve-like connecting socket (2) for making electrical contact with the rechargeable battery, with a lower section (26) of the connecting socket (2) being embedded in the plastic material of the cover part (1), wherein a plurality of sliding elements (3), which are in the form of strips and are separated from one another over the internal circumference of the connecting socket (2), are arranged on the inside of the connecting socket (2).

Abstract: An electrochemical battery is disclosed. The electrochemical battery has an electrode plate comprising a frame and a generally flat grid connected to the frame, the frame comprising at least a top frame member having a contact lug, wherein the grid comprises a plurality of grid wires and a plurality of window-like open areas between the grid wires, further comprising an active mass within the open areas and/or on the grid wires, wherein the electrode plate comprises on one outer surface or on both opposing outer surfaces of the active mass a pattern of grooves, wherein the grooves extend diagonally from a position closer to the top frame member to a position further away from the top frame member. A method for producing an electrode plate is also disclosed.

Abstract: The invention relates to a process for the production of a recyclable product (1, 8, 9) made from a first material, wherein before or during the production of the product (1, 8, 9) a first marking material is added to the first material and the product (1, 8, 9) is produced from the first material with the admixed marking material, wherein the first marking material can be automatically detected in a recycling plant in the first material of the product (1, 8, 9) after the production thereof.