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US 2021/0202228 A1Published application
Direct sample introduction device and method for cooling sample introduction probe
AssigneeShimadzu Corporation
InventorYoshiro Hiramatsu
Life of this patent
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Abstract
A direct sample introduction device includes: a pre-evacuating chamber that has an internal space extending in a first direction through which a sample introduction probe extends in the first direction; a first ventilation unit that is allowed to be opened and closed, with a first end thereof being connected to the pre-evacuating chamber; and a second ventilation unit a first end of which is connected to the pre-evacuating chamber and a second end of which is connected to a low pressure source.
Claims13
A direct sample introduction device, comprising:
- a pre-evacuating chamber that has an internal space extending in a first direction through which a sample introduction probe extends in the first direction;
- a first ventilation unit that is allowed to be opened and closed, with a first end thereof being connected to the pre-evacuating chamber;
- and
- a second ventilation unit a first end of which is connected to the pre-evacuating chamber and a second end of which is connected to a low pressure source.
1 more element
A method for cooling a sample introduction probe, comprising:
- arranging a sample introduction probe in a pre-evacuating chamber having an internal space extending in a first direction;
- supplying gas to an inside of the pre-evacuating chamber through a first ventilation unit a first end of which is connected to the pre-evacuating chamber;
- and
- evacuating gas of the inside of the pre-evacuating chamber through a second ventilation unit a first end of which is connected to the pre-evacuating chamber.
1 more element
Dependencies are inferred from the claim text.