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:
Dec. 25, 2018
Filed:
Feb. 20, 2014
Toyo Seikan Group Holdings, Ltd., Tokyo, JP;
Toshiba Machine Engineering Co., Ltd., Numazu-shi, Shizuoka, JP;
Toyohiko Nakatani, Yokohama, JP;
Kentarou Ichikawa, Yokohama, JP;
Hideo Tanaka, Numazu, JP;
Kazuhito Sato, Numazu, JP;
Kishbaugh Levi, Groveland, MA (US);
TOYO SEIKAN GROUP HOLDINGS, LTD., Tokyo, JP;
TOSHIBA MACHINE ENGINEERING CO., LTD., Shizuoka, JP;
Abstract
A plasticizing process in which a molten resin that has been plasticized and dissolved in a foaming gas is sent to the front end side of a heating cylinder () by means of a screw () that rotates in a heating cylinder (), and the screw () retreats according as the molten resin accumulates in the front end side of the heating cylinder (); a transfer process in which the screw () is advanced with rotating and transfers the molten resin accumulated in the front end side of the heating cylinder () from a plasticizing unit () to an injection unit (), and an injection process in which the molten resin is injected from the injection unit () are conducted and repeated to produce a foamable injection molded product.