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Worldfile up: https://rapidshare.com/files/3017230696/Cubehamster_Lock___5_x_6_Piston_Door___Rotating_Combo_Lock.rar
Wasn't completely happy with the way the right side retracted. So changed the input to the side pistons a bit. Now looks nicer. The map also contain my combo lock. Feel free to use them.
Behind the scene's video: http://www.youtube.com/watch?v=1bBy8BXuM8M&feature=related
Original first flatland Worldfile: https://rapidshare.com/files/3394425379/Cubehamster_s_World.rar