Patent ID: 11953473
Assignee: SHIMADZU CORPORATION
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An autosampler comprising:
a sample storage having a sample storage space;
an adjustor having a temperature adjustment space;
a separating member that has a first opening region and a second opening region and separates the sample storage space and the temperature adjustment space from each other;
a circulation device that causes gas to circulate between the sample storage space and the temperature adjustment space through the first opening region and the second opening region; and
a heat exchanger that adjusts a temperature of gas flowing in the temperature adjustment space, wherein
the separating member has first and second unit regions,
the first and second unit regions have an equal area and an equal shape,
the second opening region includes a first portion located in the first unit region and a second portion located in the second unit region,
a shortest distance between the first portion and the first opening region is larger than a shortest distance between the second portion and the first opening region, and
an aperture ratio of the first portion in the first unit region is larger than an aperture ratio of the second portion in the second unit region.