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:
Nov. 22, 1994
Filed:
Mar. 19, 1993
Applicant:
Inventors:
Jerry F Potter, Seaford, DE (US);
W Lamar Brown, Ringgold, GA (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06B / ;
U.S. Cl.
CPC ...
239455 ; 239597 ; 68200 ;
Abstract
This invention relates to a foam applicator device for foam treating pile fabrics, especially carpets, by applying foam through the backing of the fabric. The device includes an applicator body containing a bore with injection ports and an applicator slot extending through a round applicator pipe, and an internal foam distribution pipe. The applicator pipe has a diameter of one to three inches in order that the backing of the fabric may be wrapped around said pipe.