Abstract: The invention relates to a cover part (1) of an electrochemical accumulator (40), which cover part is designed to form an upper covering of the housing (1, 30) of the accumulator (40), the cover part (1) having a plurality of filling orifices (2, 3), to be closed by means of closing plugs, for filling the housing with liquid electrolyte, characterized in that the filling orifices (2, 3) are arranged so as to be offset to one another in at least two rows (8, 9) lying next to one another. The invention relates, moreover, to an accumulator having a cover part of this type.

Abstract: A battery, in particular a lead-acid rechargeable battery, having at least one battery cell connecting element, which has a connector, which has at least one side surface, for connection to at least one plate on a lower face of the connector, and a welding lug, which is electrically conductively connected to the connector and has a recess which is bounded by a boundary, wherein, in a section which is adjacent to the side surface of the connector, the boundary has a profile which corresponds to a contour of the side surface of the connector.

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: The invention relates to a valve plug (1) for sealing a container opening, comprising a valve body (2) that can be placed on the container opening and is made of a first, rigid plastic material and a valve element (3) that is integrally connected to the valve body (2) and made of a second, elastic plastic material, which is more elastic than the first plastic material, wherein the valve element (3) has a sealing surface section (6) that can be placed in a sealing manner on a contact edge and a connecting part (8), which extends from a sealing surface section (6) radially through an opening in the valve body (2) to a retaining section (10) held on the outer circumference of the valve body, wherein the sealing surface section (6) is held by the connecting part without axial support of the sealing surface section (6).

Abstract: A rechargeable battery includes a housing comprising at least two cells that can be filled with an electrolyte. The rechargeable battery includes a cover and a degassing system having openings provided therein. The cover and the degassing system are arranged such that the openings provided in the cover and the degassing system are located above the cells of the rechargeable battery. A sealing plug is provided in each of the openings, the sealing plug having an upper part and a lower part having a splash basket. The upper part covers the openings on the outside of the cover and the lower part extends in the direction of the cells. The splash basket surrounds a cavity and has slots distributed over its circumference, the slots continuing as far as a free end of the splash basket.

Abstract: A valve stopper for sealing a vessel opening with a valve body which may be applied to the vessel opening made from a first rigid plastic material and a valve element integrally connected to the valve body made from a second elastic plastic material is disclosed. The valve element has a sealing surface section which may be brought into contact with a support edge and a connector piece, running from the sealing surface section which may be brought into contact with a support edge and a connector piece, running from the sealing surface section to support surface of the valve body facing the vessel opening and at a distance from the interposed valve element.

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 battery, comprising at least one battery cell connecting element (20), which is conductively connected to (a) a connector (28) having a cuboid-like base shape for connecting the same to at least one pole flange on a base (32) of the connector (28), and (b) a welded bracket (30), which is conductively connected to the connector (28), (c) wherein in the installed position of the battery (10) the connector (28) is disposed substantially horizontally, and the welded bracket (30) is disposed substantially vertically, and (d) wherein the connector (28) has a top (34) positioned opposite the base (32) and (c) at least one longitudinal side (36) adjoining the base (32), the welded bracket (30) being connected to the connector (28) on said side. The invention provides that the welded bracket (30) is electrically connected to the connector (28) via at least one contact element (44.1, 44.2) laterally disposed on the welded bracket (30) and leading onto the surface of the connector (28).

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: A rechargeable battery includes a housing comprising at least two cells that can be filled with an electrolyte. The rechargeable battery includes a cover and a degassing system having openings provided therein. The cover and the degassing system are arranged such that the openings provided in the cover and the degassing system are located above the cells of the rechargeable battery. A sealing plug is provided in each of the openings, the sealing plug having an upper part and a lower part having a splash basket. The upper part, covers the openings on the outside of the cover and the lower part extends in the direction of the cells. The splash basket surrounds a cavity and has slots distributed over its circumference, the slots continuing as far as a free end of the splash basket.

Abstract: The invention relates to a battery cell connector with as 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: A rechargeable battery includes a housing comprising at least two cells that can be filled with an electrolyte. The rechargeable battery includes a cover and a degassing system having openings provided therein. The cover and the degassing system are arranged such that the openings provided in the cover and the degassing system are located above the cells of the rechargeable battery. A sealing plug is provided in each of the openings, the sealing plug having an upper part and a lower part having a splash basket. The upper part covers the openings on the outside of the cover and the lower part extends in the direction of the cells. The splash basket surrounds a cavity and has slots distributed over its circumference, the slots continuing as far as a free end of the splash basket.

Abstract: The invention relates to a sealing plug arrangement (1, 2) for a battery, wherein the sealing plug arrangement comprises at least one plug part (1) and a plug retainer (2), and the plug retainer (2) has a hollow area (4) for accommodating at least one retaining section of the plug part (1), wherein the plug part (1) is designed to seal off at least one interior (73, 74) of the battery from the environment when the plug part is installed in the hollow area (4) of the plug retainer (2). Proceeding from this, an improved sealing plug arrangement is specified that can be realized at low cost and that is reliable. For this purpose, the plug retainer (2) comprises at least one flow channel (6) on the inside of the plug retainer in the hollow area (4), which flow channel extends at least along the area in which the plug part (1) is retained in the plug retainer (2) when the plug part is installed in the hollow area (4).

Abstract: A plastic battery cover for closing a battery housing includes a top surface, a bottom surface, at least one terminal extending through the battery cover, and a connecting flank extending from the at least one terminal, the connecting flank in contact with the battery cover. The connecting flank is configured such that a region between the at least one terminal and the top surface of the battery cover is adapted to prevent the formation of a gap between the terminal and the adjacent portion of the battery cover after the volume reduction of the plastic in this region during the manufacture of the battery cover by injection molding.

Abstract: A grip arrangement for a battery box is provided. The grip arrangement includes a grip element which extends along a longitudinal axis. A cord passage is provided in the grip element, the cord passage includes a tapered section and is oriented along a passage axis provided transverse to the longitudinal axis. A locking chamber is provided in the grip element. An elongate slot provided offset from the cord passage is coupled to the locking chamber, the elongate slot is formed by an indent opened on one side of the locking chamber which extends parallel to the longitudinal axis toward the cord passage and transverse to the passage axis of the cord passage. A cord having an end piece is received by the cord passage and the elongate slot, wherein the end piece is received within the locking chamber and the cord is deflected twice from the cord passage through the elongate slot to the locking chamber.

Abstract: The invention relates to a valve plug (1) for sealing a container opening, comprising a valve body (2) that can be placed on the container opening and is made of a first, rigid plastic material and a valve element (3) that is integrally connected to the valve body (2) and made of a second, elastic plastic material, which is more elastic than the first plastic material, wherein the valve element (3) has a sealing surface section (6) that can be placed in a sealing manner on a contact edge and a connecting part (8), which extends from a sealing surface section (6) radially through an opening in the valve body (2) to a retaining section (10) held on the outer circumference of the valve body, wherein the sealing surface section (6) is held by the connecting part without axial support of the sealing surface section (6).

Abstract: A rechargeable battery includes a housing, a plurality of cells within the housing, and a cover which closes the housing. The battery also includes a plurality of filling openings arranged in the cover separated from one another by a distance and a plurality of plugs. Each of the plurality of plugs is configured to close one of the plurality of filling openings. A flexible connecting element connects at least two of the plugs. The flexible connecting element is configured such that the distance between the plugs which are connected to one another can be variably matched to the distance between their associated filling openings by rotating at least one of the plugs connected by the flexible connecting element.

Abstract: The invention relates to a rolled electrode for a storage battery, wherein the electrode (10) is of substantially plate-like design and has a frame (12, 13, 15, 17) with a grid (16) arranged therein. A contact lug (14) for connecting the electrode to a battery pole is also provided on the frame (12, 13, 15, 17). Electrodes of this type are used, for example, in lead-acid storage batteries for vehicles, for example as a starter battery. The intention is to specify an electrode with improved electrical and mechanical properties and also possible ways of producing said electrode. To this end, the frame (12, 13, 15, 17) and/or the contact lug (14) in the electrode according to the invention have/has a greater thickness than the grid (16) arranged therein, at least in specific regions. A machine for producing such an electrode and a production method are also specified.

Abstract: A rechargeable battery includes a housing, a plurality of cells within the housing, and a cover which closes the housing. The battery also includes a plurality of filling openings arranged in the cover separated from one another by a distance and a plurality of plugs. Each of the plurality of plugs is configured to close one of the plurality of filling openings. A flexible connecting element connects at least two of the plugs. The flexible connecting element is configured such that the distance between the plugs which are connected to one another can be variably matched to the distance between their associated filling openings by rotating at least one of the plugs connected by the flexible connecting element.

Abstract: An electrical rechargeable battery having positive and negative electrodes arranged in a housing with separators between them, and having an electrolyte, at least one end pole is surrounded by a contact protection device in the form of a wall which surrounds the end pole, can rotate freely and is composed of insulating material. Electrical contact can be made only from above through a slot in the contact protection device, which surrounds the end pole. The end pole is protected against direct contact from above by means of an electrically insulating pole cap, which is screwed to the end pole.