Patent ID: 7777985

Claim:
A cartridge transport robot for transporting a cartridge of information storage media between differing locations in a cartridge library, the robot comprising: a robot carriage comprising cartridge engagement elements configured to selectively engage and release the cartridge; a robot tray comprising a guide configured to facilitate linear motion of the robot carriage, the robot carriage being situated on a first side of the robot tray; a carriage motive system configured to provide linear motion to the robot carriage along the robot tray from a carriage retracted position to a carriage extracted position and thereby linearly displace the cartridge engaged by the cartridge engagement elements, the carriage motive system comprising: a rotatable member provided on a second side of the robot tray, the second side of the robot tray being opposite the first side of the robot tray; a cam slot provided in the robot tray, the cam slot comprising a predetermined slot configuration for facilitating translation of rotational motion of the rotatable member into the linear motion of the robot carriage; a cam connection link having a first end pivotally connected to the robot carriage and a second end; a cam follower configured to extend through the cam slot whereby a first end of the cam follower is attached to the rotatable member and a second end of the cam follower is attached to the second end of the cam connection link.