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:
May. 20, 1986
Filed:
Jul. 23, 1984
Applicant:
Inventor:
Yuji Uramoto, Matsudo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D / ; B41J / ;
U.S. Cl.
CPC ...
346 / ; 400120 ;
Abstract
A recorder includes a thermal head for recording images on a recording medium based on the recording signal to be provided, a power supply switching unit for supplying power for operating the thermal head, a voltage detector for detecting power supplied by the power supply switching unit, and a printer control unit which actuates the voltage detector for a plurality of times, determines the power value of the recording signal to be supplied to the thermal head based on selecting a higher level from the results of the plurality of detections, and controls recording by the thermal head according to the selected level.