Injection molding apparatus and cap member
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United States of America Patent
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-
Dec 19, 2023
Grant Date -
Aug 26, 2021
app pub date -
Feb 16, 2021
filing date -
Feb 20, 2020
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An injection molding apparatus including a fixed die including a gate via which a molding material flows in, a movable die that forms along with the fixed die a cavity and separates from the fixed die at a point of time of mold opening, an open-gate hot runner that includes a nozzle including a channel that guides the molding material to the gate and a heater that heats the channel, the hot runner being attachable to and detachable from the fixed die, and a cap member that is disposed between the fixed die and the hot runner and has a melting point higher than a melting point of the molding material.
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