Methods of manufacturing electrical circuits
Abstract
Abstract A METHOD OF MANUFACTURING CURRENT CONDUCTING CIRCUITRY ON A NON-CONDUCTIVE BASE IS PROVIDED WHICH INCLUDES THE STEPS OF APPLYING HEATED CUTTING EDGES OF A SELECTED CONFIGURATION TO A METAL FOIL SUPERIMPOSED OVER AN INSULATING BACKING STRIP TO SHEAR A CIRCUIT AND PRESS THE SHEARED EDGE AGAINST THE STRIP ADHERING THE EDGE TO THE STRIP, TRANSFERRING THE ASSEMBLY TO A PRESS, SUBJECTING THE ASSEMBLY TO A FIRST TEMPERATURE AND PRESSURE TO REMOVE GASES FROM BETWEEN THE FOIL AND STRIP, TO A SECOND HIGHER TEMPERATURE AND PRESSURE TO ADHERE THE FOIL TO THE BACKING STRIP, AND FINALLY TO A THIRD TEMPERATURE AND PRESSURE SUBSTANTIALLY EQUAL TO THE FIRST FOLLOWED BY COOLING UNDER SAID THIRD PRESSURE.
Inventors
- 👤 Jack I Kougel
Bibliographic Details
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