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. 09, 2000
Filed:
Jul. 13, 1998
Applicant:
Inventors:
Hidetoshi Sakai, Nagoya, JP;
Motoki Hiratsuka, Aichi, JP;
Akihiko Watanabe, Nagoya, JP;
Motonobu Yamada, Nagoya, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ;
U.S. Cl.
CPC ...
26421121 ; 26421123 ; 4253812 ; 425331 ; 366 84 ; 366 90 ;
Abstract
An extruder comprising a screw and cylinder, the screw and/or cylinder having helices formed thereon and distal portions of the helices having substantially continuous irregularities formed in their surfaces which form a control mechanism enabling control of the degree of combing and fiber length by combing the supplied continuous roving.