The goods which include the execution device of manner and that manner which insert small-sized target ones and the like into the forgeability sheet material and the sheet of the forgeability material

摘要

(57) Abstract This invention, the jewel being inserted by forgeability material such as gold sheet, regards the jewel workmanship item the rocket and the like which is formed, mainly. The insertion was done by the hand by the technician who becomes skillful until recently, as for the technician only the relatively thick material pushed up the price of the result and the jewel workmanship item which cannot be handled. According to this invention manner, the pushing overpowering a thinner sheet material, it forms the projected part around the crevice and the crevice of the jewel. The jewel is laid out in the crevice, this assembly the projected part buckles in the jig including pressure, with that, the justification to which the jewel is locked while the sheet is formed. In addition as for this invention it offers also the jewel workmanship item and the device which executes aforementioned manner.