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Patent Searching and Data


Title:
EMISSION SPECTROMETER
Document Type and Number:
WIPO Patent Application WO/2018/193495
Kind Code:
A1
Abstract:
This emission spectrometer is provided with: an electric discharge chamber 113 for using internal electric discharge to excite a sample and cause the same to emit light, a pressurizer 146 that is a container accommodating a liquid, a gas supply source 141 filled with an inert gas compressed to atmospheric pressure or higher, a gas supply line 142 having one end connected to the gas supply source 141 and the other end connected to the electric discharge chamber 113, a gas discharge line 145 having one end connected to the electric discharge chamber 113 and the other end opened within the liquid inside the pressurizer 146, an exhaust line 147 having one end disposed above the liquid surface of the liquid in the pressurizer 146 and the other end opened to the outside of the pressurizer 146, a pressure sensor 151 for measuring the pressure of the inert gas inside the gas supply line 142, and a warning means 130, 132 for warning a user if the value measured by the pressure sensor 151 exceeds a predetermined value. As a result of this configuration, it is possible for a user to know immediately when the exhaust flow path from the pressurizer becomes clogged.

Inventors:
SUGASE AKIRA (JP)
Application Number:
PCT/JP2017/015471
Publication Date:
October 25, 2018
Filing Date:
April 17, 2017
Export Citation:
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Assignee:
SHIMADZU CORP (JP)
International Classes:
G01N21/67
Domestic Patent References:
WO2006038451A12006-04-13
Foreign References:
JPS5040282U1975-04-24
JP2010094640A2010-04-30
JP2012511138A2012-05-17
JP2005127732A2005-05-19
JP3144123U2008-08-14
JP2008151094A2008-07-03
JP2010159993A2010-07-22
Attorney, Agent or Firm:
KYOTO INTERNATIONAL PATENT LAW OFFICE (JP)
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