Printhead having grouped nozzle firing

US7735948B2 · kind B2 · utility

Assignee

• Silverbrook Research Pty Ltd · AU

Inventors

• Simon Robert Walmsley · Sydney, AU
• Mark Jackson Pulver · Sydney, AU
• John Robert Sheahan · Sydney, AU
• Michael John Webb · Sydney, AU
• Kia Silverbrook · Sydney, AU

Key dates

• Filing date: Sep 21, 2008
• Grant date: Jun 15, 2010
• Expiry date: Sep 21, 2028

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B41J2202/20
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A printhead having a plurality of rows of nozzles is provided. The nozzles in each row are grouped into fire groups. The printhead is configured to sequentially fire, for each row, the nozzles of each fire group, such that each nozzle in the sequence from each fire group is fired simultaneously with respective corresponding nozzles in the sequence in the other fire groups.