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:
Apr. 29, 1980
Filed:
May. 01, 1978
Applicant:
Inventors:
William P Cathers, Allison Park, PA (US);
Charles W Dorn, Jr, Pittsburgh, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
414107 ; 271194 ; 294 65 ; 414 72 ; 414786 ;
Abstract
A frame has (1) a pair of parallel arms normal to a third arm with each arm having a rotating L-shaped member for orienting a sheet and (2) a plurality of cups through which a vacuum is drawn to secure the oriented sheet to the frame and through which fluid is moved under pressure to bias the sheet away from the frame.