The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 03, 2000
Filed:
Sep. 15, 1998
Applicant:
Inventors:
Assignee:
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
347 35 ;
Abstract
An ink-jet printer comprises a print head for ejecting ink, an ink tank for storing ink to be ejected from the print head, a piping member connected between the ink tank and the print head, a pump mechanism interposed in the piping member to supply ink from the ink tank to the print head, and a control unit for controlling the print head and the pump mechanism to print an image by ejecting ink. In particular, the control unit is constructed to perform a pump drive processing for driving the pump mechanism to discharge all of ink stored in the ink tank in a displacement mode.