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:
Sep. 25, 1990
Filed:
Oct. 10, 1989
Applicant:
Inventor:
Atsushi Noda, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
3461 / ;
Abstract
An ink jet recording apparatus comprises a recording head having a discharge port for discharging ink therethrough and a cleaning member having a cleaning blade capable of contacting the vicinity of the discharge port. Cleaning of the vicinity is performed by the relative movement of the cleaning blade and the recording head. The cleaning member has a member for changing a cleaning force of the cleaning blade to the vicinity in response to a direction of the movement when cleaning is performed.