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:
Jul. 09, 1991
Filed:
Jan. 16, 1990
Applicant:
Inventors:
Assignee:
Tokyo Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
134 32 ; 134 40 ; 134-6 ;
Abstract
A method for cleaning a thermal head with a raised portion formed on a printing surface portion corresponding to a heat generating element. The method comprises passing a nonwoven sheet, havng an alcohol-impregnated forward portion and a dried rear portion, between a printing surface of the thermal head and a platen, upon the rotation of the platen, in a fashion compressed therebetween to allow the printing surface to be cleaned with the alcohol impregnated in the forward portion of the nonwoven sheet and the alcohol to be sucked in the dried rear portion of the nonwoven sheet.