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. 24, 1998
Filed:
Feb. 15, 1996
Applicant:
Inventors:
Takeshi Kikutani, Tokyo, JP;
Katsumi Morohoshi, Yokosuka, JP;
Susumu Shimizu, Hadano, JP;
Akio Sakihara, Isehara, JP;
Kinya Kumazawa, Yokosuka, JP;
Hiroshi Tabata, Yokohama, JP;
Assignees:
Nissan Motor Co., Ltd., Yokohama, JP;
Tanaka Kikinzoku Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
4251315 ; 425461 ; 264171 ; 26417213 ; 26417713 ;
Abstract
A spinneret for manufacturing modified cross-section fibers with optical function includes a middle spinneret for spinning an island portion, which has a base and an opening for extruding a melt polymer for forming an island portion. A partition device is mounted to the middle spinneret to partition the opening thereof, the partition device having an opening communicating with the opening of the middle spinneret which protrudes-from the base thereof.