Patent ID: 7165671

Claim:
A hub for a storage package for storing a recording medium having a circular inner edge defining a central hole, said hub comprising: a resilient, disc-engaging hub connected to at least one frame component of the storage package for releasably securing the recording medium thereon, said resilient, disc-engaging hub having an uninterrupted deformable, generally domed portion and at least one gripping formation extending from said generally domed portion, said at least one gripping formation being positioned to extend through the hole in the recording medium and engage the inner edge of the recording medium as the medium is placed onto said hub, said domed portion and said at least one gripping formation being directly joined at a location disposed above the recording medium when the recording medium is placed onto said hub such that said at least one gripping formation is disposed above the recording medium; a base member connecting said generally domed portion to said at least one frame component, said generally domed portion projecting from said base member; said generally domed portion and said at least one gripping formation being disposed and arranged such that deformation of said generally domed portion in a direction transverse to said base member directly causes said at least one gripping formation to retract radially inward to allow removal of the recording medium; wherein said gripping formation comprises a unitary, one-piece, uninterrupted annular formation extending completely around said generally domed portion without contacting said base member.