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:
Jul. 08, 2014
Filed:
Oct. 19, 2010
Applicants:
Yasuo Fukatsu, Abiko, JP;
Hitoshi Kato, Toride, JP;
Naoki Ishikawa, Kashiwa, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D 1/00 (2006.01); B26F 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sheet punching apparatus capable of improving the accuracy of movement distance of a movable member and maintaining the durability of a drive unit of the apparatus. A sheet post-processing apparatus controller computes a time period corresponding to an amount of overrun of a slider at the time of stopping the slider in an initial operation. In a punching operation, the sheet post-processing apparatus controller starts a punch motor at a timing earlier by the computed time period corresponding to the amount of overrun than a stop timing of a conveyance motor.