Patent · US Expired

Process for producing an ink jet recording head

US5657539A · kind A · utility

80Cited by
14References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 22, 1994
Grant dateAug 19, 1997
Priority date
Expiry dateSep 22, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49895
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An ink jet recording head is produced by forming in a first substrate a plurality of orifices for ejecting an ink droplet and a reference object for registration; forming in a second substrate ejection energy generating elements for supplying energy for ejecting the ink placed in liquid passages communicating with the orifices; and joining the first substrate and the second substrate together on the basis of the reference object for registration.

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