HOT-RUNNER NOZZLE, MOLD EQUIPPED WITH THE HOT-RUNNER NOZZLE, MOLDING METHOD USING THE MOLD, AND MOLDED ARTICLE

Japanese Patent JP2015058574

A

PROBLEM TO BE SOLVED: To obtain a molded article having a stripe pattern and excellence of design by preventing a part of molten resin from inappropriately entering an inner space of a mold in an imbalanced state, in simultaneously molding a plurality of molded articles having a stripe pattern.SOLUTION: A first resin passage 11 and a plurality of second resin passages 12 are installed in a hot-runner nozzle 1. The first resin passage 11 includes a funnel part 16 continuously extending from a nozzle gate 7 as the center and serves to collect a first molten resin to the center of the funnel part 16 to send the molten resin to the nozzle gate 7. The second resin passages communicate with the funnel part 16 in the first resin passage through a plurality of discharge ports 17 each of which is arranged around the center of the funnel part 16, and serve to send a second molten resin different from the first molten resin to the funnel part 16.

JPS63252711	MOLDING METHOD FOR SYNTHETIC RESIN MOLDED PRODUCT AND ITS DEVICE
WO/2020/109522	IMPROVEMENTS IN ULTRASONIC INJECTION MOULDING

TAKEUCHI YASUHIKO
YAMAZAKI MINORU
YANAGIMACHI KICHIJI
SHIMIZU KOICHI

JP2013191996A

March 30, 2015

September 17, 2013

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NISSEI PLASTICS IND CO

B29C45/27

JPS5882232U	1983-06-03
JPH0376624A	1991-04-02
JPH06285912A	1994-10-11
JP2006516934A	2006-07-13
JPS5777543A	1982-05-14

Teruo Akimoto

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