An expanding mandrel is useable for rotatably mounting a strip of material that is wound around a sleeve or core. The disc drive apparatus has pick-up means and transfer means, and the transfer means has medium driving means, synchronous driving means and positioning means which is brought into contact with an outer peripheral edge of the disc. The outlet valve only closes the bypass passage in the closed state. The elongated body may flex during use without yielding or otherwise deforming. Also support rod of the visor can be made of flexible material, like gooseneck arm, to further provide flexible adjustments of visor to desired positions to block glare from different angles or positions of vehicle window. The second plate extends along a second axis and has first and second sides.