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:
Jun. 30, 1998
Filed:
Aug. 14, 1997
Applicant:
Inventors:
William John Hommes, Hockessin, DE (US);
Albert White Forrest, Jr, Chillicothe, OH (US);
Paul G Jennings, Middletown, DE (US);
Assignee:
E.I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06C / ;
U.S. Cl.
CPC ...
26 93 ; 26 94 ; 2642884 ;
Abstract
A method and apparatus is disclosed for ejecting a loose film edge from a film stretching clip by directing a jet of fluid such as air through a channel in the clip and between adjacent clips at or before release of a film from the clip and also after release of the film.