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1. (WO2017033775) RESIN MOLDED PRODUCT AND MOLDING DEVICE

Pub. No.:    WO/2017/033775    International Application No.:    PCT/JP2016/073772
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Sat Aug 13 01:59:59 CEST 2016
IPC: B29C 45/27
B29C 33/42
Applicants: KOITO MANUFACTURING CO., LTD.
株式会社小糸製作所
Inventors: ITO Hiroya
伊藤 宏弥
INOUE Takatoshi
井上 剛俊
Title: RESIN MOLDED PRODUCT AND MOLDING DEVICE
Abstract:
Provided are a molding mold and a resin molded product in which occurrence of a silver streak that could occur in a transparent resin molded product is prevented. The resin molded product includes a design part 13 and a non-design part 14, at least a part of the design part 13 is formed of a transparent resin, and the non-design part 14 (runner part 15) has a gate mark 16 (portion at which a gate was arranged at the time of resin molding). Foreign-matter-etc. restraining parts 17a and 17b for restraining therein foreign matter or air bubbles in the transparent resin are arranged in the vicinity of the gate mark 16 of the non-design part 14. The foreign-matter-etc. restraining parts 17a and 17b restrict foreign matter or air bubbles to prevent the foreign matter or the air bubbles from flowing to the design part 13 so that occurrence of a silver streak is prevented in the design part 13.