Mass spectrometer
AssigneeShimadzu Corporation
InventorsTomoyoshi Matsushita, Shunki Shiba
Life of this patent
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Abstract
A mass spectrometer includes a housing, which has a wall and is provided with a mass spectrometry portion, a base portion, a sampling unit removably attached to the base portion, and an exhaust path for discharging gas derived from a sample. The exhaust path includes a first path provided in the sampling unit, a second path provided in the base portion, and a third path provided in the housing. The base portion has a first base portion fixed to the wall and a second base portion with the second path provided therein. The second base portion is removably fixed to the first base portion.
Claims5
A mass spectrometer comprising:
- a housing having a wall and being provided with a mass spectrometry portion;
- a base portion provided on the wall;
- a sampling unit removably attached to the base portion, the sampling unit forming a sampling portion for introducing a sample ionized into the mass spectrometry portion;
- and
- an exhaust path for discharging gas derived from the sample not introduced from the sampling portion into the mass spectrometry portion, wherein
- the exhaust path includes
- a first path provided in the sampling unit,
- a second path provided in the base portion, the second path being in communication with the first path, and
- a third path provided in the housing, the third path being in communication with the second path,
- the base portion has
- a first base portion fixed to the wall, and
- a second base portion with the second path provided therein, and
- the second base portion is removably fixed to the first base portion.
Dependencies are inferred from the claim text.