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. 01, 1977
Filed:
Jan. 02, 1976
Applicant:
Inventors:
Tomokazu Ninomiya, Iwakuni, JA;
Syuzo Sasagawa, Iwakuni, JA;
Hideo Washio, Odawara, JA;
Nobuhiro Hirata, Ohtake, JA;
Assignee:
Mitsui Petrochemical Industries, Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29D / ;
U.S. Cl.
CPC ...
425 66 ; 425 / ; 264 95 ; 264209 ;
Abstract
A device for producing an obliquely oriented film of thermoplastic synthetic resin comprising an extruder, an annular die for forming the resin extruded from the extruder, a first mandrel, a second mandrel, and drawing rolls for drawing the resinous film passed over the first mandrel and then second mandrel. Said first and second mandrels are rotated in the different directions from each other.
Quick Actions:
Ninomiya, Tomokazu. (1977). Device for producing an obliquely oriented film of thermoplastic (U.S. Patent No. 4009975). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4009975
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile