Mold for vulcanizing a tire having a specified belt profile in the absence of load and inflating pressure
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United States of America Patent
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N/A
Issued Date -
Jan 31, 2002
app pub date -
Sep 25, 2001
filing date -
Oct 18, 1996
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A mold for tire vulcanization that includes axially opposite sidewalls and a tread band molded with a raised pattern formed with at least one circumferential groove. The mold has a pair of axially opposite cheeks corresponding to the sidewalls of the tire and a matrix interposed between the cheeks, which corresponds to the tread band. The matrix has a plurality of ribs projecting in a raised configuration from a bottom surface. The sectional profile of the bottom surface comprises two distinct concave side portions and the sectional profile of the surface tangent to the ridge of the ribs in the area included between the side portions has a convexity directed radially inwardly.
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