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. 08, 2003
Filed:
Mar. 12, 2001
Applicant:
Inventors:
Heinz Kuhlmann, Stadtbredimus, LU;
Eckehard Fiedler, Vaals, NL;
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 2/324 ; B65H 2/924 ;
U.S. Cl.
CPC ...
B65H 2/324 ; B65H 2/924 ;
Abstract
A method and apparatus for transporting a web having at least one table element including at least one inclined blowing device ( ), at least one rounded hump ( ), and at least one sucking device ( ) between the at least one blowing device ( ) and the at least one rounded hump ( ). The rounded hump ( ) allows the sucking of air without any risk of tearing or breaking the web ( ). The limited amount of air ensures high transport forces, and increased efficiency of the transport system.