INDUCTION HEATING DEVICE FOR MOLDING PARTS WITH SMALL DIMENSIONS
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Jan 20, 2022
filing date -
Jan 20, 2021
priority date (Note) -
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Abstract
The invention relates to a mold for small-sized parts, comprising a casing configured to be assembled on a press platen (101, 102) the casing comprising a housing receiving an insert; the insert comprising a housing for a die comprising a molding surface (121, 122); a device for heating the die, the device comprising a rod (131, 132) made of a material susceptible to induction heating mounted in the insert (350) and having one end in contact with the die, a coil (141, 142) surrounding the rod and connected to a high-frequency current generator (151, 152) such that when the coil is electrically powered, it generates an induced current in the rod (131, 132), heating the rod by induction, the rod transmitting heat to the die, wherein an outer diameter of the rod is greater than or equal to an outer diameter of a perimeter delimiting the molding surface (121, 122).
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