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:
Dec. 05, 2006
Filed:
Jul. 12, 2005
Robert Dean Turnbull, Massillon, OH (US);
Donna Rebecca Stefansic, N. Canton, OH (US);
Robert Dean Turnbull, Massillon, OH (US);
Donna Rebecca Stefansic, N. Canton, OH (US);
Stolle Machinery Company, LLC, Centennial, CO (US);
Abstract
An apparatus and method for forming a shell with a central panel connected to a chuckwall with a z-fold located between the central panel and the chuckwall is provided. The apparatus and method of the invention is characterized by forming the z-fold in a downstroke of the press and supporting the z-fold in an upstroke of the press. The apparatus and method take place in a triple action die contained within a shell press. The apparatus and method can also be employed in a single action press or a double action press.