Temperature control molds, resin container manufacturing equipment

JP7797544B2Active Publication Date: 2026-01-13NISSEI ASB MASCH CO LTD
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Patent Information

Application Number
JP2023576948
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Priority Date
2022-01-28
Filing Date
2023-01-25
Publication Date
2026-01-13
Estimated Expiration
2043-01-25

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Abstract

This temperature regulating mold for regulating the temperature of an injection-molded resin preform having a bottomed shape comprises: an air introduction member that is inserted into the preform and introduces compressed air from an air supply port to the interior of the preform to cool the preform; a cavity mold that accommodates the preform on the inside thereof, and contacts and undergoes heat exchange with the outer peripheral surface of the preform into which compressed air has been introduced; and a heating mechanism that heats a first site on the cavity mold which faces the air supply port more than a second site on the cavity mold which is downstream from the first site along the flow path of the compressed air.
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Citation Information

Patent Citations

  • Adjusting device for temperature of preform

    JP1993228991A

  • Refillable container made of synthetic resin and molding method thereof

    JP1993330535A

  • Temperature control method for preform

    JP2003236923A

  • Preform temperature controller

    JP2509042B2

  • Resin container manufacturing method, mold unit, and molding machine

    JP6505344B1