| 主权项 |
1. A vacuum table comprising:
a base, the base supporting the printer on a surface; a table, the table attached to a top of the base and configured to receive a sheet; a vacuum source positioned within the base; wherein the table comprises a plurality of vacuum holes, each vacuum hole in communication with the vacuum source, the vacuum holes configured to attract the sheet to the table when open; a plurality of controllable valves, one of the plurality of controllable valves positioned between each of the plurality of vacuum holes and the vacuum source; wherein each of the plurality of controllable valves is individually controllable between an open position allowing flow through the valve, causing the vacuum hole on which the one of the plurality of control valves is positioned to control, and a closed position preventing flow through the valve. |
