公开(公告)号：US20180272567A1

公开(公告)日：2018-09-27

申请号：US15763955

申请日：2016-09-20

Applicant: COMPAGNIE GENERAL DES ETABLISSEMENTS MICHELIN

Inventor： Romain CALVEL ,  Khotchakom PENGSALOONG ,  Supradit KHAOYABUT

IPC: B29C33/42 ,  B29D30/06 ,  B60C11/03 ,  B60C11/04

CPC classification number: B29C33/42 ,  B29C33/123 ,  B29D30/0606 ,  B29D30/66 ,  B29D2030/0607 ,  B29D2030/0612 ,  B29D2030/665 ,  B60C11/0309 ,  B60C11/047

Abstract: The present disclosure provides for a molding element for a mold used for manufacturing a tread of a tire having a plurality of contacting element, a plurality of grooves and a connecting member connecting two side faces of adjacent contacting elements, the molding element having a molding surface and a rib for forming the groove between adjacent contacting elements and at least two rib side faces, the rib having a notching portion, a guiding member made of a material different from a material of the molding element being received in the notching portion and has two opposite side faces and a top face configured to form a part of a bottom of the groove, a distal end of the rib projecting member has a chamfered surface facing to an obliquely upward direction for guiding the connecting member toward the guiding slit.