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:
Jul. 30, 1991
Filed:
Sep. 12, 1989
Applicant:
Inventors:
Tsutoo Yamada, Shinjuku, JP;
Kenichi Morizumi, Shinjuku, JP;
Yuji Kamegai, Shinjuku, JP;
Yasushi Kanno, Shinjuku, JP;
Takemi Shibuya, Shinjuku, JP;
Assignee:
Dai Nippon Insatsu K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
428 357 ; 215 12 ; 215 31 ; 4285428 ;
Abstract
Each of a multi-layer parison and a bottle formed from the parison has a nine-layer structure including five heat resistant resin layers at their mouth portions. The parison is formed by a hot runner nozzle capable of polyester resin and heat resistant resin at the same time. The bottle is formed by a stretching blow molding apparatus in which the parison is set, the apparatus having a passage for heated and compressed air and a passage for cooling fluid.