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:
Oct. 27, 2015
Filed:
Mar. 03, 2011
Kano Toshiaki, Tokyo, JP;
Kano Toshiaki, Tokyo, JP;
NEC Personal Computers, Ltd, Tokyo, JP;
Abstract
There is provided an injection molding device in which the film cutoff and the injection molding can be conducted in one process without fine positional adjustment of the stopper and the shape of the edge surface of the member is not limited to the shape of the cutting blade. Resin is injected between a film () arranged on a cavity () as a metallic mold including a depression-shaped portion and a core () as a metallic mold including a projection-shaped portion to be inserted in the depression-shaped portion of the cavity (), to thereby form a member; the cavity () includes a cutting blade () in an outer edge of the depression-shaped portion to cut off the film () arranged to project toward an outside plane of the depression-shaped portion; the core () includes an edge () in an outer edge of the projection-shaped portion to form an edge surface of the member; and when the core () is inserted in the cavity (), the film () nipped by the cutting blade () and the edge () is cut off.