Patent ID: 6328604
Filing Date: 2001-12-11
Classification: H01M,Y02E

Abstract:
A connection structure of a battery unit for connecting respective terminals of a plurality of cells that are encased in cell cases, wherein positive and negative terminals of the cells respectively extend through the cell cases, comprising:coupling plates screwed on the respective terminals of the plurality of cells for electrically connecting the terminals of opposite polarity with each other;covering members made from an elastic material for covering the periphery of the terminals and coupling plates in such a manner that they are sealed with respect to the exterior of the battery unit; wherein the covering members comprisetubular sections which are pressed against surfaces of the cell cases about the periphery of the terminals utilizing the coupling plates, andannular clamping sections which are formed on an inner circumference of the tubular sections,wherein the annular clamping sections are arranged to be clamped between the coupling plates and fixing washers for fixing the terminals.