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:
May. 10, 1988
Filed:
Dec. 02, 1986
Applicant:
Inventors:
Assignee:
Toray Industries, Inc., Otsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428 89 ; 26 / ; 428 91 ;
Abstract
A napped sheet has a pattern thereon formed by the sharp contrast between an area with a nap surface and an area with a reversed nap surface on which nap ends are reversed and extend into the inner part of the sheet. A process for producing the sheet includes the step of first raising a fiber sheet and next impinging a high-pressure columnar fluid jet stream on part of the fiber sheet. The product of the invention is soft, strong and beautiful, and has good durability. The production process is simple and inexpensive.