Patent · US Expired

Printhead registration apparatus and method

US6390580B1 · kind B1 · utility

15Cited by
12References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 1999
Grant dateMay 21, 2002
Priority date
Expiry dateApr 27, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/04591
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A printing apparatus having a plurality of printing devices (e.g., printheads or firing chambers) that permits registration of the printing devices so as to achieve a uniform output of print ink. Logic that adjusts the length of a firing signal (which is related to drop size) and timing of a firing signal is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.