Being cup union with the holder of the supporting structure and that supporting structure of cup union

摘要

(57) Abstract The holder of the supporting structure and this supporting structure of record media (19) of disk forma (3) it is cup union. The supporting structure is the box cartridge (1), this cartridge has two parallel hard main walls (5a and 7a). The main wall has the inside which faces, these stipulate the space in order to store record media. The main wall one side, it possesses the window (21) for optical access to record media at least. The holder has the wall (51a) in order to cover the window in the containment position of the cartridge on the holder.