Patent · US Expired

Substrate for ink jet head, ink jet head, and ink jet recording apparatus having ink jet head

US6945629B2 · kind B2 · utility

7Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 2003
Grant dateSep 20, 2005
Priority date
Expiry dateNov 25, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/14153
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

In a substrate for an ink jet head used for an ink jet head recording apparatus, electrostatic breakdown of a diode sensor functional as a substrate temperature sensing element is prevented. A protective element is electrically connected between a diode sensor and an input/output pad for the diode sensor.

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