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:
Feb. 17, 1981
Filed:
Jul. 11, 1978
Applicant:
Inventors:
Hiroatsu Kondo, Zushi, JP;
Mineo Nozaki, Kawasaki, JP;
Toshiaki Ozawa, Tokyo, JP;
Osamu Asakura, Tokyo, JP;
Shigeru Okamura, Yokohama, JP;
Assignees:
Canon Kabushiki Kaisha, Tokyo, JP;
Denshi Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
101 9309 ; 101 9348 ; 101 9316 ;
Abstract
A printing apparatus has a motor, a character drum rotated by the rotational force of the motor, a printing paper feed mechanism operable by the rotational force of the motor, and a mechanism for shifting hammers and a stain preventing member integral with said mechanism and shiftable by the rotational force of the motor. The stain preventing member has shielded portions at every other column.