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:
Apr. 19, 1988
Filed:
Jan. 29, 1987
Applicant:
Inventors:
Hisashi Uemura, Hyogo, JP;
Kenmei Tanaka, Hyogo, JP;
Assignee:
Kanzaki Paper Manufacturing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ; H05B / ;
U.S. Cl.
CPC ...
400120 ; 346 / ; 219216 ;
Abstract
A fixed head thermal printer with a plurality of printing elements defining a line of print. Power is supplied to blocks of elements sequentially with a number of blocks receiving power simultaneously, that number being determined in accordance with the number of dots to be printed. The width of the paper is detected and elements not adjacent the paper are prevented from operating. In one embodiment, slack in a loop of paper from a roll is detected to control the driving speed of the roll.