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:
Jan. 18, 2005
Filed:
Oct. 19, 2001
Applicants:
Percy Greenberg, Minnetonka, MN (US);
Leonard A. Jacobsson, Brooklyn Center, MN (US);
Wayne M. Wagner, West St. Paul, MN (US);
Inventors:
Percy Greenberg, Minnetonka, MN (US);
Leonard A. Jacobsson, Brooklyn Center, MN (US);
Wayne M. Wagner, West St. Paul, MN (US);
Assignee:
Crown-PN L.L.C., Anoka, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 514 ;
U.S. Cl.
CPC ...
Abstract
Apparatus for forming an arch is architectural panels including a drive section and an arching section. Each of the drive section and arching section have at least one roller and cooperating follower with the rollers being adapted to engage the underside of the panel with a groove in the followers accepting side legs of the panel. In a preferred embodiment, two cooperating followers float along a common shaft in association with each roller.