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    • 2. 发明专利
    • FR2167701A1
    • 1973-08-24
    • FR7300275
    • 1973-01-04
    • TUDOR AB
    • H01M50/528H01M5/02H01M1/02
    • 1421652 Covers for batteries TUDOR AB 4 Jan 1973 [5 Jan 1972] 566/73 Heading H1B A battery, having a cover la provided with cell connectors 13 and at least two openings 8 is produced by a method comprising integrally moulding in liquid tight manner the middle portion of the battery terminals 6 into the cover, placing the cover on the casing, joining the cell connectors, by means inserted through the openings, to connecting straps 4, joining each terminal to its adjacent connecting strap by means inserted through the openings and then sealing the openings. The cover la is made of plastics and the openings 8 are sealed by a member 9. Soldering tags 4a are provided on the straps 4 for forming the intercell connections and for connecting the straps in the end cells to the end portions 7 of the terminals. The battery may be of the lead-acid or nickel cadmium type.
    • 10. 发明专利
    • BR7301705D0
    • 1974-02-19
    • BR170573
    • 1973-03-09
    • ELTRA CORP
    • BADGER J
    • H01M50/529H01M5/02
    • A method is disclosed for producing through-the-partition battery intercell electrical connections. Flat surfaced connector lugs are placed on each side of a battery partition wall, adjacent an aperture. The connector lugs are each cold formed by a pair of opposed electrodes under the application of high shear force sufficient to extrude the lugs into the aperture until they meet. The high initial shear force on the electrodes then is reduced to a lower secondary shear force, and an electrical welding current is then applied. The welding current is increased as the metal-to-metal contact of the opposed connector lugs increases until the welded connector lugs fills the aperture with metal. The welding current then ceases and the welded connector lugs are allowed to cool while still under the lower secondary shear force. The electrodes are removed from connection and the battery casing, containing liquid-tight intercell battery connections, is ready for further manufacturing or assembling steps.