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. 23, 2001
Filed:
Jul. 23, 1999
Tetsuji Watanabe, Chiryu, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A sheet punch device including a punch member having a rotatable punch and a die pair that punches a hole in a sheet, a driving member that drives and rotates the punch member to punch a hole in a conveyed sheet, and in which the punch member punches holes in the conveyed sheet at plural places aligned in a sheet conveying direction. The sheet punch device further includes a sheet detecting member that is disposed upstream of the punch member in the sheet conveying direction and that detects a leading edge of the sheet being conveyed. Also included is a control device that controls the driving member such that the punch member punches a predetermined number of holes in the conveyed sheet sequentially at predetermined positions aligned in the sheet conveying direction at a predetermined time after the sheet detecting member detects a leading edge of the conveyed sheet.