Patent · US Expired

Ink tank

US6837921B2 · kind B2 · utility

8Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 2003
Grant dateJan 4, 2005
Priority date
Expiry dateJul 24, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D19/0031
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An ink tank is formed having a generally rectangular parallelepiped shape, and air/fluid separating members having air pores are provided around at least the corner portions of the generally rectangular parallelepiped. The inner faces of wall members forming the outer faces of the generally rectangular parallelepiped are formed with an inclination of a predetermined angle as to the outer face of the wall member which it faces.

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