Copy sheet for use in overhead projector

Abstract

Abstract PURPOSE:To form a better toner image with a copying apparatus, and to facilitate its observation, by applying an opaque sheet to the reverse side of a transparent sheet for receiving a toner image on its surface and serving as the film of an overhead projector. CONSTITUTION:An opaque sheet 12 is separably applied to the whole reverse face of a transparent plastic sheet 11 serving as a copy sheet for use in an overhead projector (OHP), and a toner image is transferred to the surface of the sheet 11 by a copying apparatus. As the material of the sheet 11, various kinds of film forming plastics such as polyethylene terephthalate or acetyl cellulose are applicable, and as the opaque sheet 12, an opaque sheet of paper or plastics, or the like having a black or chromatic color is applicable in order to permit the toner image transferred on the sheet 11 to be sharply observed.

Inventors

• 👤 Masaharu Nishikawa

Bibliographic Details