Hollow shaped molded article, hollow shaped molding process and hollow shaped molding device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 7, 1999
Grant Date -
N/A
app pub date -
Dec 12, 1996
filing date -
Feb 23, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to a hollow shaped molding process which comprises injecting a molten resin into a main cavity which has an injection port provided with a floating core at its one end and a sub-cavity at the other end through an openable communication port, injecting a compressed fluid from the injection port, moving the floating core toward the communication port, and discharging the resin into the sub-cavity through the communication port, wherein the resin positioned at the center is discharged into the sub-cavity by the moved floating core, and the floating core is moved into the sub-cavity through the communication port.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully