Patent · US Expired

Ink-jet printing apparatus

US5988782A · kind A · utility

16Cited by
14References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1996
Grant dateNov 23, 1999
Priority date
Expiry dateApr 3, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J3/4078
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

In an ink-jet printing apparatus, upon turning on the power source of the printing apparatus, a stirring operation of ink in the main tank is performed for a given period of time, and during sequent printing operation, the stirring operation in the main tank is performed for the give period at every predetermined elapsed time. By this, the printing operation for a long period can be performed employing ink having a water insoluble dye without causing a problem of admixing of bubble or so forth caused by stirring of the ink in the main tank.

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