| 摘要 |
PROBLEM TO BE SOLVED: To provide a fall prevention mechanism of sample racks in simple structure for reliably preventing the fall and inverse setting of the sample racks, additionally setting the sample racks, and setting them by interruption, and removing them easily. SOLUTION: Cutouts 6b and 6c in a different shape are provided at front and rear end parts in the arrangement direction of the sample container of a sample rack 6 for accommodating a plurality of sample containers, a first engagement member 20 that is engaged with the cutout 6c is supported by a sampler part 7 through a spring 21 so that it can be rocked, and at the same time a second engagement member 18 that can be engaged with the cutout 6b is formed at the sampler part 7, and the first engagement member 20 is engaged with the cutout 6c when accommodating the sample rack 6 at the sampler part 7, and the second engagement member 18 is engaged with the cutout 6b, thus preventing the sample rack from falling. |
