Patent · US Expired

Conical nozzle for an electrostatic ink jet printer

US4349830A · kind A · utility

6Cited by
4References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1980
Grant dateSep 14, 1982
Priority date
Expiry dateNov 12, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/06
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An improved ink jet nozzle for an electrostatic printer comprising a fine pipe for feeding ink therethrough onto a separately positioned piece of paper under the control of an electric field, the end of the pipe nearest the paper having a conical configuration which provides shortened tube length for increased ink flow and reduced nozzle diameter for improved frequency response.

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