Patent · US Expired

Monolithic printhead with multiple ink feeder channels and relative manufacturing process

US7338580B2 · kind B2 · utility

5Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 2004
Grant dateMar 4, 2008
Priority date
Expiry dateDec 8, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2002/14467
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A thermal ink jet printhead (40) for the emission of drops of ink on a print medium (46) comprises a tank (103) containing ink (142), a lamina (67), a groove (45) and a plurality of ejectors (73), each of which comprises in turn a chamber (74) placed laterally with respect to the groove (45), and fluidly connected thereto by means of a plurality of elementary ducts (75) produced on said lamina (67).

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