Patent · US Expired

Method and apparatus for priming a printhead

US6523931B1 · kind B1 · utility

15Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 29, 2001
Grant dateFeb 25, 2003
Priority date
Expiry dateAug 29, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/16523
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus for priming a printhead. The method includes the steps of bringing a vacuum pump up to a predetermined speed and sealingly engaging a printhead with a capping mechanism after the pump reaches the predetermined speed. The pump is connected to the capping mechanism through a tube with a suitable volume. After a period of time long enough to prime the printhead, the capping mechanism is disengaged from the printhead.

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