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:
Jun. 02, 1998
Filed:
Mar. 06, 1996
Applicant:
Inventors:
Sachiko Machii, Kanagawa, JP;
Tetsuo Miyazawa, Kanagawa, JP;
Kenichirou Nakamaki, Kanagawa, JP;
Katsuhiro Imazu, Kanagawa, JP;
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 358 ; 428458 ; 428480 ; 413-5 ; 413 18 ; 220415 ; 220906 ;
Abstract
A thin-walled, deep-draw-ironed seamless can comprising a laminate of a metal sheet and a biaxially stretched film of polyester or copolyester mainly comprising an ethylene terephthalate unit. The thickness of the side wall portion of the can is reduced to from 30 to 85% of the original thickness of the laminate. The film layer on the side wall portion of the can has a parallel component orientation (D1) defined by formula (1) of 65% or more and a half width (Wh) of the peak at an angle of diffraction 2.theta. of from 14.degree. to 20.degree. falling within 1.8.degree..