Paint spray machine

Claim 1

IN A SPRAYING MECHANISM FOR COATING A CURVED SURFACE, A CONTROL SHAFT, A MAIN CARRIAGE MOVABLE ALONG SAID CONTROL SHAFT, MEANS INCLUDING A POWER SOURCE FOR RECIPROCABLY DRIVING SAID MAIN CARRIAGE, A GUIDE TRACK OF A CONFIGURATION CONFORMING TO SAID SURFACE, A SECONDARY CARRIAGE MOUNTED TO SAID GUIDE TRACK TO RIDE THEREON, SAID SECONDARY CARRIAGE HAVING A SPRAY DEVICE ATTACHED THERETO AND MOVABLE THEREWITH FOR MAINTAINING THE SPRAY EMITTED FROM SAID SPRAY DEVICE NORMAL TO SAID GUIDE TRACK AND SAID SURFACE, CONNECTING MEANS INTERPOSED BETWEEN SAID MAIN AND SECONDARY CARRIAGE, SAID CONNECTING MEANS COMPRISING LINK MEMBERS PIVOTALLY CONNECTED TO SAID MAIN AND SECONDARY CARRIAGE, AND MEANS OPERATIVELY ASSOCIATED WITH SAID LINK MEMBER FOR CONTROLLING THE POSITION OF SAID SPRAY DEVICE WHEREBY THE AXIS OF THE SPRAY EMITTED FROM THE SPRAY DEVICE AND A CENTER LINE THROUGH SAID MAIN CARRIAGE NORMAL TO THE PATH OF TRAVEL OF THE LATTER INTERSECT AT A POINT ADJACENT TO SAID SURFACE DURING THE ENTIRE TRAVEL OF THE SECONDARY CARRIAGE ON THE GUIDE TRACK.