| 摘要 |
An improved stencil having one or a plurality of apertures therethrough for enabling a printing medium to be deposited on a receiving surface and including a first and normally lower surface which in use is to be proximate the receiving surface and a second and normally upper surface over which a squeegee or other printing medium applicator means is to pass, characterised by the feature that:- (a) at least one larger diameter or width first aperture is formed in the first, normally lower surface, and a plurality of smaller diameter or width second apertures of smaller diameter or width than said first aperture are formed in the second and normally upper surface and lead into said first aperture; or (b) at least one recess or aperture is provided in the normally upper surface and in the normally lower surface and a bridging portion is formed between the upper and lower surfaces having a plurality of apertures therethrough of smaller diameter or width than that of those of the said recesses or apertures in the upper and lower surfaces. |
