Patent · US Expired

Ink jet head

US4450455A · kind A · utility

88Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 28, 1982
Grant dateMay 22, 1984
Priority date
Expiry dateMay 28, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/1631
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An ink jet head comprises an orifice plate constituted of a hardened film of a photosensitive resin having an orifice which extends therethrough in the direction of its thickness.

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