Tire vulcanizing mold and method for producing the same
AssigneeBridgestone Corporation
InventorsHideaki Tanaka, Mitsuyoshi Taneoka
Life of this patent
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AssigneeBridgestone Corporation
InventorsHideaki Tanaka, Mitsuyoshi Taneoka
Estimating the term…
High segmenting precision can be secured at a low production cost, and the dimensions of a gap between segmented pieces can be easily controlled. A tire vulcanizing mold (1) comprising an inner peripheral shape corresponding to the surface of a tire tread portion, and configured by assembling a plurality of circumferentially segmented pieces (1A), wherein at least one of said plurality of segmented pieces (1A) has a generally round-bar-shaped pin protector (100) on an assembling face (D) between an adjoining segmented piece (1A) in a projecting manner therefrom, and the adjoining segmented piece (1A) has a depressed groove (102) of generally arcuate in cross section for fitting said pin protector (100), on an assembling face (D) between said segmented pieces (1A) to be assembled with.
A tire vulcanizing mold comprising an inner peripheral shape corresponding to the surface of a tire tread portion, and configured by assembling a plurality of circumferentially segmented pieces, wherein at least one of said plurality of segmented pieces has a generally round-bar-shaped pin protector on an assembling face between an adjoining segmented piece in a projecting manner therefrom, and said adjoining segmented piece has a first depressed groove of generally arcuate in cross section to be fitted with said pin protector on an assembling face between said segmented pieces to be assembled.
A method for producing a tire vulcanizing mold, wherein comprising the steps of:
Dependencies are inferred from the claim text.