Sealing structure for terminal posts of batteries

  • US 6,602,638 B1
  • Filed: 12/04/2000
  • Issued: 08/05/2003
  • Est. Priority Date: 03/12/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A battery comprising positive and negative plates, two connecting straps (3), one connected to the positive plates and the other to the negative plates, the plates and straps (3) being enclosed in a box (1) with a lid (2), and two terminals (4), each one projecting from a respective connecting strap (3) through a respective aperture in the lid (2), characterised by further comprising two zones (7) on the underside of the lid (2), each one surrounding one of the two apertures and facing an upper surface (8) of the respective strap (3), two compressible seals (10) each one surrounding a respective aperture and being compressibly located between the respective zone (7) and the facing upper surface (8) of the strap (3), and two spaces each one being defined around a respective terminal interiorly of the respective aperture, each space containing settable material in a set condition, wherein each seal is contained within a groove that surrounds the respective aperture, and wherein the groove is formed wholly in the upper surface of the strap.

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