Patent · US Expired

Thermal electrostatic ink-jet recording head

US4751532A · kind A · utility

59Cited by
0References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1987
Grant dateJun 14, 1988
Priority date
Expiry dateApr 24, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2002/14395
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An ink-jet recording head wherein thermal energy and an electroelastic field are applied to ink held between two plate members to cause the ink to be jetted out from an orifice defined by the plate members wherein there is provided, on the orifice-side end portion of each of the plate members adjacent the orifice, a first area readily wettable by the ink and a second area away from the orifice which is less wettable by the ink.

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