1. Printhead alignment correction

2. The printhead size is Correspondingly reduced.

3. Array of abutting print chips in a pagewidth printhead

4. Compliant chamber with check valve and internal energy absorbing element for inkjet printhead

5. A number of print chips (say ten) can be abutted together to form a pagewidth printhead.

6. The printhead assembly may include a cooling channel configured to receive a cooling air flow.

7. The auxiliary systems relate to build material supply, printhead cleaning, diagnostics, and monitoring operation of the apparatus.

8. And there's a 3D elevator that then actually goes down one layer at a time each time the printhead goes through.

9. A printer for printing graphic and alphanumeric information on plastic disks utilizing a printhead (20) having a line array of print pixels (28).

10. The print station includes a particle source for delivering charged particles in a position adjacent to a printhead structure interposed between the particle source and the image receiving medium.