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:
Jan. 04, 1994
Filed:
Apr. 24, 1992
Applicant:
Inventors:
Ichihiro Kitamura, Tokyo, JP;
Tatsutoshi Nakajima, Tokyo, JP;
Assignee:
Nippon Filcon Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D04H / ; B28B / ;
U.S. Cl.
CPC ...
28105 ; 425223 ;
Abstract
Method for manufacturing a non-woven fabric with irregular patterns by using a belt having projections for providing irregular patterns on the non-woven fabric and applying highly pressurized water and hot air onto a fiber assembly placed on and carried by the belt in order to press the fiber assembly to the belt and entangle the fiber of the fiber assembly.