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:
Apr. 12, 2005
Filed:
Oct. 14, 2002
Applicants:
Kazuhiko Kurihara, Tokyo, JP;
Yoichi Mazawa, Saitama, JP;
Yoshiro Morino, Chiba, JP;
Inventors:
Assignees:
Nippon Petrochemicals Co. Ltd., Tokyo, JP;
Polymer Processing Research Institute, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D005/088 ; D01D010/00 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to an apparatus for producing a transversely aligned web having filaments aligned in the transverse direction, comprising conveyor running in one direction, spinning nozzle disposed above the conveyor, an annular primary airflow nozzle, and at least one pair of secondary airflow nozzles disposed on the upstream side and the downstream side of the running direction of the conveyor.