Patent ID: 7440187
Filing Date: 2008-10-21
Classification: F16B,G03B

Abstract:
1. A portable screen assembly comprising: a casing having an opening extending in a longitudinal direction in an upper surface thereof, said casing including first and second case members that extend in the longitudinal direction and are separable from each other; a spring-biased roll rotatably mounted in said casing; a screen wound around said spring-biased roll in a storage position, said screen being extendable from said opening for use; a top bar secured to one end of said screen, said top bar configured as a cover for closing said opening in the storage position; an extendable column for supporting said screen in an extended state, said column having one end supported at a center portion of a side face of said casing; and a locking mechanism for fixing said top bar to said casing, said locking mechanism comprising an engaging portion disposed on said top bar and an engaged portion disposed on said casing, wherein said engaging portion and said engaged portion are adapted to be engaged in the storage position.