Patent ID: 7119982

Claim:
A data cartridge library comprising: a frame that defines an interior space; a data cartridge magazine, operatively attached to said frame and located within said interior space, for providing a plurality of data cartridge storage spaces; a drive, operatively attached to said frame and located within said interior space, for writing data onto a recording medium located within a data cartridge and/or reading data from said recording medium located within said data cartridge; a transport assembly, operatively attached to said frame and located within said interior space, for moving a said data cartridge between said data cartridge magazine and said drive that might be located in said drive bay, wherein said transport assembly comprises a picker that is capable of grasping said data cartridge and an elevator for moving said picker; an entry/exit port that allows an entry/exit port magazine to be moved between an exterior space that is outside of said frame and said interior space; wherein said entry/exit port comprises a mount to which said entry/exit port magazine can be attached and from which said entry/exit port magazine can be detached, a guide for constraining said mount to move between a first position at which a user can attach/detach said entry/exit port magazine to/from said mount and a second position at which said transport assembly is capable of inserting/removing said data cartridge into/from said entry/exit port magazine attached to said mount, a motive device for providing a motive force for moving said mount between said first and second positions, and a first stop structure that is attached to said mount and engages a second stop structure to prevent said motive device from moving said mount beyond said first position; and a quick release that allows said first stop structure to be readily detached from said mount so that said mount can be removed from the library.