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:
Dec. 11, 2001
Filed:
Jul. 02, 1999
Applicant:
Inventors:
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/165 ;
U.S. Cl.
CPC ...
B41J 2/165 ;
Abstract
In a printer,, if a reset signal Vrst is supplied, an external reset signal V,that can be recognized by software is supplied to a CPU,. The CPU,stores the time when the signal V,is recognized as a pause time into a nonvolatile RAM,. Then, determination of whether or not the reset is intentional is performed based on a reset time interval which is sought from a plurality of the past reset times. If the reset is not intentional, an appropriate level of cleaning is instructed to an ink system,; and if the reset is intentional, an initialization level of cleaning is instructed to the ink system