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:
May. 22, 1990
Filed:
Oct. 06, 1989
Hiroshi Hashimoto, Tokyo, JP;
Hiromichi Yamanaka, Higashiyamato, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A sheet stacking apparatus includes a sheet discharge outlet, sheet stacker for receiving sheet materials discharged through the sheet discharge outlet, a support for supporting the sheet stacker for substantially vertical movement, or driver for moving the sheet stacker in a substantially vertical direction, a control device for controlling the driver to move the sheet stacker down in the substantiallly vertical direction through a predetermined distance each time a predetermined amount of the sheet materials is stacked on the sheet stacker, and a detector for detecting fullness of the sheet stacker by detecting the sheet stacker at a lower limit level which is changed in accordance with sizes of the sheet materials.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile