Vulcanizing mold for pneumatic vehicle tire e.g. winter tire, has ventilation slots per negative profile element that are arranged within negative profile element and not at margin

摘要

The vulcanizing mold (1) has several mold segments (2) whose inner side mold surface (3) is provided with a negative tread rubber profile. The ventilation unit has ventilation openings arranged in negative profile element (6), such that ventilation slots are approximately transverse to the circumferential direction, and are parallel to each other. The ventilation slots per negative profile element are arranged within negative profile element and not at margin.