Patent ID: 6707660
Filing Date: 2004-03-16
Classification: H01G

Abstract:
A capacitor including:generally planar anode having two opposed faces, a lead wire, and a resilient body surrounding a part of the lead wire; an ion-permeable separator wrapped around and contacting the faces of the anode, the lead wire protruding through the separator; an electrolyte permeating the separator; and one-piece metal foil case including at least one recess having an inside surface coated with a coating for forming a capacitor with the anode, the coating being contact with the separator, the metal foil having a liquid-tight seal with the metal foil case, and peripheral parts extending around the case from the fold and that include a sealed seam of surfaces of the metal foil, hermetically sealing the electrolyte, the separator, and the anode within the metal foil case.