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. 31, 2012
Filed:
Feb. 26, 2008
Yuuji Iwakiri, Kanagawa, JP;
Taketoshi Manou, Kanagawa, JP;
Tsuneo Imatani, Kanagawa, JP;
Hideto Monzen, Kanagawa, JP;
Yuuji Iwakiri, Kanagawa, JP;
Taketoshi Manou, Kanagawa, JP;
Tsuneo Imatani, Kanagawa, JP;
Hideto Monzen, Kanagawa, JP;
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Abstract
To provide a metal mold for forming a preform decreasing the hitting of metal molds at a portion where a slide insert metal mold and a cavity metal mold undergo the sliding yet maintaining the pressure. The metal mold () for forming the preform includes a slide insert metal mold () split into at least two for forming at least a nozzle portion of the preform, wherein a pressure is maintained by using a fitting portion which includes a preform-forming portion of the slide insert metal mold () coupled together from the split state and a cavity metal mold (). Auxiliary fitting portions () where the slide insert metal mold () and the cavity metal mold () undergo the sliding is formed at a position of not forming the preform separate from the fitting portion that includes the preform-forming portion.