Patent · US Expired

Inkjet printhead with preformed substrate

US6188414A · kind A · utility

54Cited by
8References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1999
Grant dateFeb 13, 2001
Priority date
Expiry dateOct 29, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2202/21
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A robust printhead is disclosed comprising a substrate, an ink flow channel formed in the substrate, a beveled die having disposed heater resistors and which is inserted into the substrate, a TAB circuit used to electrically couple the beveled die to the substrate, and an encapsulated upper surface. The encapsulant is disposed at least over the electrical coupling between the beveled die and the interconnect.

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