Movable means comprising vapor-plating nozzle and exhaust

Claim 1

IN A METAL VAPOR PLATING APPARATUS HAVING A PLATING CHAMBER ADAPTED TO ENCLOSE AND SUPPORT A SUBSTRATE TO BE PLATED AND HAVING MEANS FOR HEATING SAID SUBSTRATE TO A TEMPERATURE SUFFICIENT TO DECOMPOSE HEAT-DECOMPOSABLE METAL PLATING VAPORS, THE IMPROVEMENT COMPRISING SPRAY NOZZLE MEANS MOUNTED WITHIN SAID CHAMBER FOR MOVEMENT OVER THE SURFACE OF THE SUBSTRATE AND POSITIONED TO DIRECT A STREAM OF THE METAL PLATING VAPORS ONTO THE HEATED SUBSTRATE AT AN ANGLE FROM SUBSTANTIALLY PARALLEL TO 20* INCLINATION WITH RESPECT TO THE PATH OF TRAVEL AND VAPOR EXHAUST MEANS MOVABLE SIMULTANEOUSLY WITH SAID SPRAY NOZZLE MEANS OVER THE SUBSTRATE SURFACE SO THAT THE DISTANCE BETWEEN SAIDVAPOR SPRAY NOZZLE MEANS AND SAID VAPOR EXHAUST MEANS IN MAINTAINED CONSTANT WHEREBY THE BYPRODUCTS OF DECOMPOSITION ARE REMOVED AND THE SUBSTRATE SURFACES IS UNIFORMLY PLATED WITH THE METAL DECOMPOSED FROM THE METAL PLATING VAPORS.