| 摘要 |
<p>APPARATUS AND METHOD FOR PRINTING AND PROTECTING INK INDICIA ON FRUITS Apparatus for printing an indicium on objects, fruits and the like with an ink which may or may not be water soluble, but which is preferably of a type which may be readily consumed by humans without damaging effect, the fruit being successively pre-oriented and delivered by a conveyor to a printing station where inked printing dies carried by a printing roller are utilized to apply the indicia, after which the fruit is then discharged from the conveyor in a free-fall trajectory path onto a receiver, an airbrush type nozzle being utilized to jet-spray the indicium with a quick drying sealant coating as the fruit is moved through the trajectory path. The spray nozzle is directed towards a collecting opening having a connection with a suction source, Also, a selector valve is provided to permit disconnection of the coating material supply to the nozzle, and connection of the nozzle to a supply of cleaning solvent.</p> |
