Patent · US Expired

Heat generating type ink-jet print head

US5733433A · kind A · utility

17Cited by
3References
33Claims
0Family size

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateMar 31, 1998
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2202/13
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A heat generating type ink-jet print head including an ink supply passage for receiving an ink from an ink container, a micro chamber for storing the ink and nozzles, all being directly formed on a substrate, and a method for fabricating the ink-jet print head using an electrolytic polishing process, and a method for fabricating the ink-jet print head. The ink-jet print head is fabricated using an electrolytic polishing process, thereby achieving an accurate and inexpensive fabrication.

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