DEVICE FOR COMBINING A LETTER BOARD OF A TIRE MOLD COMPOSED OF A PROTECTION PLATE AND A COMBINATION GROOVE

摘要

PURPOSE: A combining device of a letter board is provided to prevent the transformation of an implatable groove portion at the combination and the separation of the latter plate from a mold and to quickly and conveniently restore the transformation and the breakage. CONSTITUTION: A protection plate(3) is inserted in an implatable groove(10) of a mold(1). AA letter board(2) is inserted and combined with a combination groove(30) by forming in the protection plate. A combination frame(35) is formed in the outer circumference of the protection plate. At least one tool insertion holes(33) are formed in a bottom face of the combination groove. Thereby, the letter board is quickly and conveniently combined and separated from a mold.