Valve nozzle of injection molding machine
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United States of America Patent
Stats
-
Aug 25, 1981
Grant Date -
N/A
app pub date -
Nov 30, 1979
filing date -
Dec 5, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve nozzle is used at an end of a hot runner or an injection molding machine for an injection molding. The valve nozzle comprises a cylinder as a body of the nozzle, and a piston. The cylinder has a gate and has a larger inner diameter at the rear end and a smaller inner diameter at the front end. The piston has a passage in the piston and has a large outer diameter at the rear end and a smaller outer diameter at the front end.
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Family
International Classification(s)
- Non-US Classification not provided for expired patents
Cited Art Landscape
Patent Citation Ranking
- Citation Ranking not provided for expired patents
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