Patent ID: 7981534
Filing Date: 2011-07-19
Classification: H01M,Y02E

Abstract:
1. A rechargeable battery comprising: a housing; a plurality of cells within the housing; a cover which closes the housing; a plurality of filling openings arranged in the cover separated from one another by a distance; a plurality of plugs, each of the plurality of plugs configured to close one of the plurality of filling openings; a flexible connecting element connecting at least two of the plugs; wherein the flexible connecting element is generally straight in a plane parallel to the top of the battery; and wherein the flexible connecting element does not connect to the plugs at a location on the plug that is on an imaginary alignment line which intersects the center axes of the plugs which are connected to one another in a view on the top of the battery; and wherein 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.