Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chun-Yuan Chang0
Date of Patent
June 29, 2010
0Patent Application Number
119563490
Date Filed
December 14, 2007
0Patent Primary Examiner
Patent abstract
A valve device is configured for obturating an opening of a channel defined in an injection molding device. The valve device includes a plug movably received in the channel, and a resilient member connected with the plug. The plug includes an obturating portion for obturating the opening of the channel. The resilient member is configured for driving the plug to its original position where the obturating portion obturates the opening, after the opening of the channel is opened.
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