Cartridge auto-changer having a push lever and a feed roller

A cartridge auto-changer containing a plurality of cartridges therein to take out any one of said cartridges to thereby effect the recording and/or reproduction of information, said cartridge auto-changer including:

• an information recording-reproducing apparatus for effecting recording and/or reproduction of information-on recording mediums contained in said cartridges;
• a containing shelf for containing said plurality of cartridges therein;
• and
• conveying means for conveying one of said cartridges between said information recording-reproducing apparatus and said containing shelf, said conveying means including:
• a feed roller conveying the one of said cartridges from said containing shelf to said information recording-reproducing apparatus, said feed roller contacting the one of said cartridges;
• and
• a push lever having a first end and a second end, said feed roller engages said first end of said push lever to move said second end of said push lever towards the one of said cartridges such that said second end of said push lever contacts and pushes the one of said cartridges completely into said information recording-reproducing apparatus subsequent to the conveyance of the one of said cartridges by said feed roller.