Patent · US Expired

Ink volume sensing and replenishing system

US5757390A · kind A · utility

88Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 1995
Grant dateMay 26, 1998
Priority date
Expiry dateOct 20, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2002/17516
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A system for monitoring ink volume in an ink reservoir carried on-board the print head carriage and replenishing the ink as needed to maintain an adequate volume of ink in the print head carriage ink reservoir, such replenishment coming from an off-board ink supply not positioned on the print head carriage.

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