Printhead IC with nozzle array for linking with adjacent printhead IC's

US7384128B2 · kind B2 · utility

Assignee

• Silverbrook Research Pty Ltd · AU

Inventors

• John Robert Sheahan · Sydney, AU
• Mark Jackson Pulver · Sydney, AU
• Roger Mervyn Lloyd Foote · Parramatta, AU
• Brian Christopher Morahan · Sydney, AU
• Alireza Moini · Sydney, AU
• Timothy Peter Gillespie · Sydney, AU
• Michael John Webb · Sydney, AU
• Kia Silverbrook · Sydney, AU

Key dates

• Filing date: Oct 10, 2006
• Grant date: Jun 10, 2008
• Expiry date: Oct 10, 2026

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 IC for an inkjet printer that mounts the printhead IC together with at least one other like printhead IC to provide a pagewidth printhead for printing onto a media substrate fed past the printhead in a feed direction, the printhead IC comprising: an elongate array of nozzles, the nozzles arranged into rows, at least one of the rows having a first section positioned on a line extending perpendicular to the feed direction, a second section positioned along a parallel line displaced from the first section, and an intermediate section of nozzles extending between the first section and the second section; and a supply conduit for providing printing fluid to the first section, the second section and the intermediate section, the supply conduit having a first portion extending perpendicular to the feed direction for supplying the first section of nozzles, a second portion extending perpendicular to the feed direction for supplying the second section of nozzles and an inclined portion for supplying the intermediate section of nozzles.