Patent ID: 6645669
Filing Date: 2003-11-11
Classification: H01M,Y02E,Y10T

Abstract:
A battery pack comprising:a housing; first and second cells disposed in the housing, the first cell having a terminal side with a center, a weld area on or near the center, a radius and a periphery; and a metal strap electrically connected to the first and second cells by a solderless welding operation where a first electrode contacts the strap and a second electrode contacts the first cell, the first and second electrodes not contacting the weld area, the strap being connected to the first cell at a weld point not on the weld area, the strap being disposed over the weld area and a portion of the periphery of the first cell, wherein distance between the weld point and the edge of the overlapped portion of the periphery is greater than the radius of the first cell.