Apparatus for Ornamenting Articles

Author:  C.E.Stevens
Source:  US Patent 3,520,086
Doc ID:  1967036
Year of Publication:  1967
Abstract:  
Apparatus for mass producing engraved glass articles comprises a pluralit of spaced apart abrasive blasting stations and a main conveyor for moving the glass articles through each of said stations at which a different portion of the design is formed. The articles are contained in individual mask holders secured to the main conveyor and, at each blasting station, a separate station conveyor brings an individual mask into suitable registration with each of the retained glass ariticles, after which the design is formed by blasting through the openings of the masks. The masks are desirably less than one-eighth inch in thickness and comprising a sheet of plastic material reinforced by a metallic plate having openings larger than the openings on the plastic sheet, whereby the openings through which blasting occurs diverge in a direction away from the surface of the article to be blasted.