Illuminated sign with framework of steel tubes - with translucent plasticised cover held to it by elastic ties

摘要

An illuminated sign has a framework of steel tubes arranged in a square lattice containing lamps, and a translucent cover stretched over the framework by elastic ties 1cm in dia.. The cover is plasticised and resistant to tensions of 300 Kg per 10 cm2, and is printed with acrylic paint to form an advertisement. (4pp Dwg.No.0/1)