| 摘要 |
Apparatus for printing three-dimensional objects, particularly objects havin g a substantially spherical shape, comprising a pad for printing by means of p ad printing, wherein said pad has a silicon shape with a determined thickness, which is mounted on a hollow pad holder (1) made of an undeformable material which constitutes an isolated space together with said silicon shape (2), which is supplied with compressed air and which is connected to a pressure vessel by means of a main element (4) provided therefor through an opening (3), characterised in that the apparatus is arranged in open loop, wherein there is provided an additional separate aperture (8) for a separate inlet a nd outlet of air (3, resp. 8), with a pressure regulating unit (6) enabling to keep the pressure in the pad greater than or at a preset level P, wherein sa id pressure regulating unit (6) regulates the compressed air which enters the regulator through a supply main (7). |
