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. 25, 2004
Filed:
Jun. 11, 1999
David P. Adams, Barrington, IL (US);
Valentin Fridmanovich, Forest Hills, NY (US);
Kenneth John Bargo, Chicago, IL (US);
Acco Brands, Inc., Lincolnshire, IL (US);
Abstract
A staple forming mechanism having at least first and second configurations. The staple forming mechanism including a bend surface having a first surface width in the first configuration and a second surface width in the second configuration for forming staples having first and second crown sizes, respectively. The forming mechanism also includes at least two side portions spaced apart by a first former width in the first configuration and by a second former width in the second configuration. The side portions cooperate with the bend surface to form the staples. A stapler includes the forming mechanism and a driver including a driving surface having a first driver width in the first configuration and a second driver width in the second configuration for driving the staples of the first and second crown sizes into a stack of papers. A clinching assembly includes at least one clinching member that is movable along a clinching path to engage a leg of the staple at substantially the same angle regardless of whether the staple is of the first or second crown size.