(57) A venetian blind assembly having a plurality of slats supported by two slat support means. The assembly is adapted to be connected at opposite ends extending parallel to the slats to fixed frame members. Each slat support means includes a longitudinal side member having means to support the slats. Resilient means are provided for imparting tension into all of the longitudinal side members during tilting of the slats whereby the blind assembly may be oriented in a number of different positions including inclined and horizontal positions without sagging.