Nozzle arrangements

US11034151B2 · kind B2 · utility

Assignee

• HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. · US

Inventors

• Galen P. Cook · Corvallis, US
• Garrett E. Clark · Corvallis, US
• Michael W. Cumbie · Albany, US
• James R. Przybyla · Philomath, US
• Richard W. Seaver · Corvallis, US
• Frank D Derryberry · Corvallis, US
• Si-lam Choy · Corvallis, US

Key dates

• Filing date: Mar 12, 2018
• Grant date: Jun 15, 2021
• Expiry date: Mar 12, 2038

Classification

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

Abstract

Examples include a fluid ejection die having a die length and a die width. The fluid ejection die may include a plurality of nozzles arranged along the die length and a die width. The plurality of nozzles is arranged such that at least one pair of neighboring nozzles are positioned at different die width positions along the width of the fluid ejection die. The example fluid ejection die further includes a plurality of ejection chambers including a respective ejection chamber fluidically coupled to each respective nozzle. The fluid ejection die further includes an array of fluid feed holes. The array of fluid feed holes includes at least one fluid feed hole fluidically each respective ejection chamber.