| 摘要 |
<p>A method and apparatus for the formation of a three-dimensional article (60) by forming uniform droplets of like charge. The supply (12) of droplets (36) is focused into a narrow stream by passing through an alignment means (30). The droplets are deposited in a predetermined pattern at a predetermined rate onto a target to form the article without using a mold. A supply (13) of support material (36) is provided adjacent the desired material for support.</p> |
