Patent ID: 7223369

Claim:
An automatic tip changer for an automatic multichannel pipettor comprising: a plurality of pipettes arranged in a pipetting head; each of the pipettes arranged in the pipetting head being directly connected to a tip; a magazine which is outfitted with tips and lying in a magazine frame being pressed against the pipetting head; a plurality of stacking boxes in which a plurality of said magazines are stored; a supply carousel stores said plurality of stacking boxes in which magazines outfitted with tips are deposited; a lifting group means which is arranged in a manner relative to said supply carousel which lifts said plurality of stacking boxes successively from said supply carousel to position the magazines successively in a mounting plane which is determined by the position of the magazine frame; and a sliding group means which is arranged in a manner relative to the lifting group and by which each single magazine is displaceable back and forth successively between the stacking box and the magazine frame.