Patent · US Expired

Device for writing with liquid ink

US3950760A · kind A · utility

55Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1974
Grant dateApr 13, 1976
Priority date
Expiry dateDec 4, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/005
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A writing device for writing with liquid ink in which the transfer of the ink to the record carrier is electrically controlled having a piezoceramic beam provided with electrodes on the surface thereof and formed with ducts which extends longitudinally to accommodate electrodes and/or ink. A writing stylus is secured to the end face thereof.

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