Apparatus for spray coating glassware

Claim 1

IN A SPRAY MECHANISMS FOR SPRAY COATING OPEN MOUTH, HOLLOW ARTICLES ARRANGED IN UPRIGHT FASHION IN PLURAL TRANSVERSE ROWS ON A SLOW MOVING CONVEYOR, THE COMBINATION COMPRISING A TRANSVERSE OVERHEAD CARRIAGE, A SPRAY HEAD ASSEMBLY MOVABLE ALONG SAID CARRIAGE, DRIVE MEANS CONNECTED TO SAID CARRIAGE FOR RECIPROCALLY AND CYCLICALLY MOVING SAID ASSEMBLY IN CONTROLLED FASHION IN A HORIZONTAL PATH ALONG SAID CARRIAGE FOR TREATING SAID HOLLOW ARTICLES, SAID ASSEMBLY COMPRISING A SPRAY NOZZLE CONSTRUCTED TO EMIT A DOWNWARD SUBSTANTIALLY 180* FANSHAPED ZONE OF A SPRAY OF THE COATING MATERIAL, A REVERSIBLE MOTOR, MEANS CONNECTING SAID NOZZLE AND SAID MOTOR FOR MOVING THE NOZZLE BETWEEN A LOWERED SPRAYING POSITION WHEREAT THE NOZZLE IS AT A LEVEL LOWER THAN THE TOP EDGES OF THE OPEN-MOUTHED ARTICLES AND A RETRACTED POSITION WHEREAT THE NOZZLE IS RAISED ABOVE THE OPEN-MOUTHED ARTICLES, SAID DRIVE MEANS FOR SAID ASSEMBLY MOVING THE NOZZLE IN ONE DIRECTION ALONG SAID HORIZONTAL PATH BETWEEN TWO ADJACENT ROWS OF SAID ARTICLES, CONTROL MEANS FOR SAID MOTOR FOR LOWERING THE SPRAY NOZZLE TO SPRAYING POSITION IN RESPONSE TO MOVEMENT OF THE SPRAY MECHANISM ALONG SAID CARRIAGE BY SAID DRIVE MEANS IN THE SAID ONE DIRECTION OF MOVEMENT BETWEEN THE TWO ADJACENT ROWS OF SAID ARTICLES AND RAISING THE SPRAY NOZZLE TO RETRACTED POSITION IN THE OTHER DIRECTION OF MOVEMENT, AND MEANS TO ACTIVATE THE SPRAY NOZZLE FOR SPRAYING A COATING MATERIAL IN RESPONSE TO ITS BEING LOWERED TO THE SPRAYING POSITION, SAID LAST-MENTIONED MEANS RENDERING THE SPRAY NOZZLE INACTIVE IN RESPONSE TO ITS BEING RAISED TO RETRACTED POSITION.