Patent · US Expired

Double dotting for grain equalization

US7093918B2 · kind B2 · utility

2Cited by
12References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 2004
Grant dateAug 22, 2006
Priority date
Expiry dateJan 29, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/2052
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to a method for grain equalization utilizing double dotting, comprising the steps of: determining a drop weight of each die in a multi-die printhead to print a given ink; determining the highest drop weight amongst all the dies; and determining a percentage of double dotting that is needed to substantially match a grain of the highest drop weight die.

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