Michelin Recherche Et Technique S.a.

Jean Claude Kaczorwski

Pascal Auxerre

Jos&eacute; Merino Lopez

A molding element designed to mold a cut in a rubber article, such as a tire, and in which the cut has a geometry of rotation on an axis XX&prime;. The molding element has a head extended by a molding part intended to project into the molded surface in order to mold at least one cut in the rubber article. The head is mounted for rotation in a mold member, and the head contains at least one circular cylinder of axis XX&prime; defining the main axis of the molding element, and cooperates with mold member in order to permit a rotation on XX&prime; relative to the mold, when the molding part of the molding element is subjected either to a force acting in direction XX&prime; or to a torque about the same direction XX&prime;.

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Malauzat, France

Jean Claude Kaczorwski