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:
Apr. 28, 2020
Filed:
Jul. 27, 2015
Parison supply device and supply method, and blow molding machine and blow molding method using same
Toyo Seikan Co., Ltd, Tokyo, JP;
Norihisa Hirota, Kanagawa, JP;
Atsushi Yoneda, Kanagawa, JP;
Kouichi Narutaki, Kanagawa, JP;
Akihiro Usami, Kanagawa, JP;
Eiichiro Kaneko, Kanagawa, JP;
Takuo Yamada, Kanagawa, JP;
Youtarou Takahashi, Kanagawa, JP;
Ikuo Komatsu, Kanagawa, JP;
TOYO SEIKAN CO., LTD., Tokyo, JP;
Abstract
A blow molding capable of maintaining the parison thickness distribution uniform, fabricating high-quality molded products, and improving its productivity. A parison supply device for supplying, to a blow mold, a parison discharged from an extrusion die, the parison supply device including: a pair of chucks for pinching, from above and below, a parison discharged downward from the extrusion die; and a chuck operation part for controlling an operation of pinching the parison by the pair of chucks and an operation of moving the pair of chucks. By the chuck operation part, the pair of chucks performs the operation of pinching the parison while being moved downward.