Patent ID: 6656631
Filing Date: 2003-12-02
Classification: H01M,Y02E

Abstract:
An electricity delivering system, comprising:a casing having a wall defining a cavity within the wall; a battery in the cavity and having a positive terminal and a negative terminal; a contact board having thereon two concentric rings of electrically conductive material, a first of the concentric rings being electrically connected to the positive terminal, and a second of the concentric rings being electrically connected to the negative terminal; a cap attached to the casing and having mounted thereon a first plunger conductor and a second plunger conductor, the first plunger conductor being positioned to engage the first concentric ring, and the second plunger conductor being positioned to engage the second concentric ring; a first connecting conductor electrically connected to the first plunger conductor; and a second connecting conductor electrically connected to the second plunger conductor.