Printer controller for controlling a printhead module based on thermal sensing

US7600843B2 · kind B2 · utility

Assignee

• Silverbrook Research Pty Ltd · AU

Inventors

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

Key dates

• Filing date: May 27, 2004
• Grant date: Oct 13, 2009
• Expiry date: Dec 21, 2024

Classification

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

Abstract

A printer controller for supplying dot data to a printhead module having a plurality of nozzles for expelling ink, the printhead module including a plurality of thermal sensors, each of the thermal sensors being configured to respond to a temperature at or adjacent at least one of the nozzles, the printer controller being configured to modify operation of at least some of the nozzles in response to the temperature rising above a first threshold.