Patent ID: 9562918
Date: 2017-02-07
CPC Classifications: B65G,G01N

Claim:
1. A sample rack conveying unit comprising: a sample rack including a plurality of openings, each opening configured to hold a sample container; a sliding rail plate on which the sample rack accommodating the sample container slides and is conveyed and in which a groove portion is formed along a conveying track along which the sample rack is conveyed; a presser passing through the groove portion for pressing the sample rack so as to slide and be conveyed: an endless driving belt on which the presser is mounted; a plurality of pulleys among which the driving belt is extended; a driving portion for rotationally driving the plurality of pulleys to move the driving belt and thereby moving the presser to press the sample track so as to slide and be conveyed: a first guide plate that is arranged, upright in a vertical direction, on an outer side of a curved portion of the conveying track in a radial direction thereof where a direction of the conveying track along which the sample rack is conveyed changes and that guides conveyance of the sample rack; and a second guide plate that is arranged, upright in the vertical direction, on an inner side of the curved portion of the conveying track in the radial direction thereof and that guides conveyance of the sample rack, wherein a notch is formed in a lower vertical surface part of the first guide plate and the notch is configured to receive the corner of the sample rack if the rack lifts up at the curved portion of the conveying track so that the sample rack does not get jammed.