Patent · US Expired

Heating element, fluid heating device, inkjet printhead, and print cartridge having the same and method of making the same

US7198358B2 · kind B2 · utility

5Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 2004
Grant dateApr 3, 2007
Priority date
Expiry dateOct 7, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49083
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

According to an embodiment of the invention, there is provided a heating element including a substrate, a conductive layer disposed over the substrate to define a first conductive trace and a second conductive trace with a spacer therebetween and a resistive layer covering the first conductive trace, the second conductive trace and the spacer wherein the resistive layer at least partially electrically connects the first and the second conductive traces.

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