Patent · US Active

Noncircular inkjet nozzle

US10717278B2 · kind B2 · utility

0Cited by

10References

4Claims

0Family size

Assignee

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

Inventors

James A. Feinn · San Diego, US
David P. Markel · Albany, US
Albert Nagao · Corvallis, US
Paul A. Richards · Corvallis, US
Thomas R. Strand · Corvallis, US
Erik D. Torniainen · Corvallis, US
Lawrence H. White · Corvallis, US

Key dates

Filing date	Jan 20, 2011
Grant date	Jul 21, 2020
Priority date	—
Expiry date	Jul 23, 2033

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41J2002/14475
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

An inkjet nozzle includes an aperture with a noncircular opening having a first segment substantially defined by a first polynomial equation and a second segment substantially defined by a second equation.

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