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:
Aug. 12, 1986
Filed:
Feb. 15, 1985
Applicant:
Inventor:
Gilles Petitjean, Arlon, BE;
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ; F26B / ;
U.S. Cl.
CPC ...
226 97 ; 34156 ;
Abstract
A device is disclosed for handling webs of material by hydrostatic support comprising (a) adjacent bearing bars, having arcuate, smooth surfaces, and being holefree at lines of web proximity, (b) a pressure chamber between the bearing bars and open to the arcuate surfaces, and (c) fluid supply means to the pressure chamber.