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US 2001/0042413 A1Published application
Explosive detection system and sample collecting device
AssigneeHitachi, Ltd.
InventorsMinoru Sakairi, Masao Suga, Yuichiro Hashimoto, Masuyoshi Yamada
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Abstract
A sample introduction probe for introducing a gas sample to a mass spectrometer, having an inner pipe for conducting the sample to be analyzed, and an outer pipe installed outside of the inner pipe. An opening is installed at one end of the inner pipe for enabling entry of the sample into the inner pipe. A pump is installed on a side of the one end of the inner pipe, and a probe tip heater is provided for heating the one end of the inner pipe, a heater for heating the inner pipe.
Claims5
A sample introduction probe for introducing a gas sample to a mass spectrometer, comprising:
- an inner pipe for conducting the sample to be analyzed;
- an outer pipe installed outside of said inner pipe;
- an opening installed at one end of said inner pipe for enabling entry of the sample into said inner pipe;
- a pump installed on a side of said one end of the inner pipe;
- a probe tip heater for heating said one end of said inner pipe;
- and
- heating means for heating said inner pipe.
4 more elements
Dependencies are inferred from the claim text.