| 摘要 |
A print head assembly for printing a print medium onto a workpiece though a printing screen 105 which includes a screen element having a plurality of printing apertures therein, the print head assembly comprising: first and second carriages 141 which are movably supported an respective ones of first and second guides; and first and second print head units 143, 145 which are mounted in adjacent, parallel relation to the first and second carriages, wherein the print head units each comprise first and second print head actuators which are mounted on respective ones of the first and second carriages, and a support member which extends between the print head actuators 147, such as to be movable vertically thereby, and in use supports a printing element. |
