| 摘要 |
The present invention relates to a printing screen for surface mount devices, comprising a sheet (2) having at least two bent sides (3) arranged substantially parallel to one another, suitable for being fastened directly to a stretching device (20) for stretching the printing screen (1). The stencil (1) comprises on each bent side (3) a first protective element (5) comprising a side (5b) at least partially covering each bent side (3) of the sheet (2) and security means (9) arranged in the first protective element (5) or in the bent side (3) of the sheet (2) suitable for holding the printing screen (1) against the stretching device (20) and for centering the printing screen (1) with respect to the stretching device (20). |
