| 摘要 |
<p>A printing machine comprising a first pair of slidable supports (5a, 5b) parallelly displaceable along a first path independently from one another, a second pair of slidable supports (4a, 4b) parallelly displaceable along a second path parallel to the first path independently from one another, a main or cliché-carrying cylinder (2), a screened or interlocking cylinder (3), each cylinder (2; 3) being supported for rotation at its hubs (2a, 2b; 3a, 3b) by respective slidable supports (5a, 5b; 4a, 4b) of the first (5a, 5b) and second (4a, 4b) pair of supports, each slidable support (5a, 5b; 4a, 4b) comprising a supporting and releasably holding device for a respective hub (2a, 2b; 3a, 3b) of the printing machine cylinder (2, 3), and drive means (M) for each slidable support (5a, 5b; 4a, 4b), characterized in that the drive means (M) comprises at least one linear motor.</p> |
