Patent ID: 6640420
Filing Date: 2003-11-04
Classification: H01C,H05K,Y10T

Abstract:
A process for manufacturing a composite polymeric circuit protection device, said process comprising(1) providing a polymeric assembly comprising (a) providing first and second laminates, each of which comprises a Iaminar polymer element having at least one conducive surface; (b) providing a pattern of conducive material on at least one of the conductive surfaces, and one of which comprises a PTC conductive polymer composition on one laminate; (c) securing the laminates in a stack in a desired configuration, at least one conductive surface of at least one of the laminates comprising an eternal conductive surface of the stack; and (d) making a plurality of electrical connections between a conductive surface of the first laminate and a conductive surface of the second laminate, steps (c) and (d) being performed simultaneously; and (2) subdividing the assembly into individual devices each of which comprises at least one electrical connection.