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:
Mar. 20, 1984
Filed:
Feb. 24, 1983
Applicant:
Inventors:
Assignee:
Nippon Oil Company Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
156322 ; 156242 ; 156243 ; 156250 ; 156324 ; 226 15 ; 226 18 ; 226 19 ; 226180 ; 226189 ; 226198 ;
Abstract
A method of making a carpet tile in which a carpet fed from a carpet feed section, a thermoplastic backing composition layer, and a secondary backing fabric fed from a secondary backing fabric feed section are laminated to form a carpet belt material, and the carpet belt material is cooled and cut to size. In the aforesaid method, the carpet is passed through a roll guider, and the secondary backing fabric is passed through a cloth guider, and, if required, through an expander roll. In the aforesaid methods, the secondary backing fabric is further preheated.