Patent · US Expired

Ink jet print head

US5519424A · kind A · utility

9Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1995
Grant dateMay 21, 1996
Priority date
Expiry dateMar 7, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2202/11
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An ink jet print head in which the ink contained in a chamber is expelled through a nozzle in the form of droplets by the rapid heating of a heating element inside the chamber. The chamber is of polygonal form and communicates with an ink supply channel disposed at a corner of the chamber.

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