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. 21, 2014
Filed:
Jul. 27, 2007
Applicants:
Richard M. Kelly, Hermitage, PA (US);
James Vincent Gauchel, Hermitage, PA (US);
Allison Stright Clapper, Greenville, PA (US);
Inventors:
Richard M. Kelly, Hermitage, PA (US);
James Vincent Gauchel, Hermitage, PA (US);
Allison Stright Clapper, Greenville, PA (US);
Assignee:
Werner Co., Greenville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 67/00 (2006.01); B29C 70/44 (2006.01); B29C 70/52 (2006.01); E06C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for making a ladder rail includes the steps of using a central reinforcement to carry structural resin and maintain distribution of structural resin through an impregnation process, wherein the central reinforcement is fed to a curing die at a rate of greater than 5 ft/min. There is the step of forming the rail.