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:
Nov. 17, 1987
Filed:
Jul. 23, 1985
Hirofumi Hirano, Chichibu, JP;
Masaaki Nakamura, Chichibu, JP;
Hitoshi Hasumi, Chichibu, JP;
Shoichi Inoue, Chichibu, JP;
Akiteru Furukawa, Chichibu, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A printer for performing recording successively while a recording head moves backwards and forwards in a predetermined direction with respect to a recording medium such as paper. A paper hold roller for pressing the recording medium against a platen in the vicinity of a recording area opposite to a print head is detachable from the platen in relation to the movement of a carriage for carrying the recording head. The presence and absence of paper is detected to control the paper feed. An ink ribbon is provided which has color zones and an ink absorption zone in the direction of the ribbon width for multi-color printing by shifting the ribbon in the width direction by means of the carriage movement so that a selected color zone faces the recording head. The printer further includes a ribbon cassette, means for controlling paper insertion and feeding and means for cleaning the recording head. Also included are a paper bail control, color zone selector and paper detector.