Valve device of injection molding device

Details Valve device of injection molding device Valve device of injection molding device

2007-12-14

2010-06-29

Heitbrink, Tim (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

Means applying electrical or wave energy directly to work

C425S437000, C425S556000

Reexamination Certificate

active

07744363

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.

REFERENCES:
patent: 4531703 (1985-07-01), Underwood
patent: 1715025 (2006-01-01), None
patent: 54-68875 (1979-06-01), None
patent: 63-92427 (1988-04-01), None
patent: 3-106627 (1991-05-01), None

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