Title:
INJECTION MOLDING AND METHOD FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2014065266
Kind Code:
A
Abstract:
To provide a method for manufacturing an injection molding capable of inhibiting the generation of a weld line.
The provided method for manufacturing an injection molding entails, on an occasion for injecting and filling a molten resin 10 into a cavity 1, the aggregation of the molten resin 10. A reservoir unit 5 is configured consecutively to the aggregation unit 7 of the cavity 1 where the aggregation of the molten resin 10 arises so as to release a gas compressed within the latter. The gas within the cavity 1 is streamed into this reservoir unit 5 so as to inject the molten resin 10 into the cavity 1.
Inventors:
YAMANAKA NOBUMASA
KAJIWARA HIDEAKI
KATO KOICHI
YAMAMOTO TAKESHI
KAJIWARA HIDEAKI
KATO KOICHI
YAMAMOTO TAKESHI
Application Number:
JP2012213773A
Publication Date:
April 17, 2014
Filing Date:
September 27, 2012
Export Citation:
Assignee:
ASAHI ELECTRIC WORKS LTD
International Classes:
B29C45/34
Domestic Patent References:
| JP2003145588A | 2003-05-20 | |||
| JP2003211500A | 2003-07-29 | |||
| JP2000002389A | 2000-01-07 | |||
| JPH0557740A | 1993-03-09 | |||
| JP2008265138A | 2008-11-06 | |||
| JP2009090568A | 2009-04-30 | |||
| JP2011178021A | 2011-09-15 |
Attorney, Agent or Firm:
Keisei Nishikawa
Mizuhiji Katsuhisa
Yoshishige Takeo
Takeshi Sakaguchi
Mizuhiji Katsuhisa
Yoshishige Takeo
Takeshi Sakaguchi