Production manner null of wappen

摘要

PURPOSE: To form a bulged part of an emblem mark without inserting a sponge, etc., by floating an upper cloth from a base cloth. ;CONSTITUTION: An air-tight synthetic resin felt 11 and a transparent vinyl chloride sheet 12 are placed one upon another on the lower mold A of a high-frequency welder. The space in an upper mold B is sucked through an accumulator part 13. The upper mold B is pressed to the lower mold A in sucked state and the felt and the sheet are subjected to conventional stitch welding. The upper cloth 12 is raised from the base cloth 11 by the suction pressure and welded in the raised state to form a bulged part 14.;COPYRIGHT: (C)1994,JPO&Japio