Method for producing mold for tire vulcanization and maintenance method
Number of patents in Portfolio can not be more than 2000
United States of America
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Dec 3, 2024
Grant Date -
Apr 27, 2023
app pub date -
Feb 4, 2021
filing date -
Feb 4, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
Provided are a method for producing a tire vulcanization mold and a maintenance method. A positioning member protrudes at a position corresponding to a position on a master mold surface. A positioning hole is formed by a tip end of the positioning member in a rubber mold to which the surface of the master mold is transferred. The tip end is embedded in the positioning hole so that a rear end protrudes from the surface of the rubber mold. The rear end is embedded in a plaster mold to which the surface of the rubber mold is transferred. A case is detachably fixed to the tip end protruding from the surface of the plaster mold. The case is cast into a mold to which the surface of the plaster mold is transferred and fixed. A valve body is inserted into the case from which the positioning member is removed.
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