Patent ID: 6287492
Filing Date: 2001-09-11
Classification: B29C,B29K,B29L,B44B,B44C,B44F

Abstract:
An activity method for generally instantaneously creating lithophane pictorial works from pliable translucent material, said works each providing a visual 3D image when viewed from the front with light passing though the work from the rear,a) providing a contoured three-dimensional forming surface that is the reverse image of the contour of the contoured recessed picture-producing front face of a desired lithophane pictorial work,b) positioning a quantity of pliant translucent material adjacent to said surface, andc) moving the material and the forming surface toward one another to compress said quantity of such material so as to form to completion the material into a thin translucent panel having the contoured recessed picture-producing front face of the desired lithophane pictorial work in a single generally instantaneous operation.