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:
Oct. 04, 1977
Filed:
May. 03, 1976
Applicant:
Inventor:
Tatsuo Nishikawa, Tachikawa, JA;
Assignees:
Canon Kabushiki Kaisha, Tokyo, JA;
Canon Denshi Kabushiki Kaisha, Saitama, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F / ;
U.S. Cl.
CPC ...
101348 ; 101103 ;
Abstract
An ink roller cartridge having an ink roller rotatably mounted therewithin is formed with an opening through which the ink roller is engageable with a printing type drum when the cartridge is mounted on a printer body. The cartridge is provided with a lid to close the opening. A knob is provided on the outer periphery of the ink roller cartridge to facilitate the mounting and dismounting of the cartridge.