Patent ID: 7942533
Filing Date: 2011-05-17
Classification: G03B,G09F

Abstract:
1. A large-sized transportable projection screen ( 10 ), comprising a fillable, shape-variable hollow body ( 1 ) in the form of a structure made of fillable tubes ( 3 , 3 A, 3 B), which are oriented in three directions in space (x, y, z), wherein a three-dimensional internal space ( 5 ) which is defined by the structure ( 1 ) is bounded on all sides and by at least one display surface ( 7 , 8 ) which is arranged on an edge formed by one part of the tubes ( 3 A), wherein at least one display surface in the form of a rear projection surface ( 7 ) is formed, and the internal space ( 5 ) forms a space which is darkened against light incidence from the outside, and the rear projection surface ( 7 ) is arranged on a side of the tubes ( 3 A) which faces the internal space ( 5 ).