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Title:
EXHAUST GAS ANALYZING APPARATUS
Document Type and Number:
Japanese Patent JP2008232848
Kind Code:
A
Abstract:

To provide an exhaust gas analyzing apparatus having a simple constitution, capable of accurately and stably measuring the concentrations of the components of exhaust gas.

The gas analysis apparatus is provided with a sensor 5 for exhaust gas analysis mounted to an exhaust path 3, which discharges the exhaust gases of an engine 20, for measuring the concentrations of exhaust gas components in the exhaust path 3. The sensor 5 for exhaust gas analysis is provided with its sensor body 50, in which a plurality of exhaust gas passage holes 51 and 51 for passing exhaust gases from the engine 20 are bored along its longitudinal direction; an irradiation part 6 for irradiating a laser beam in a direction of crossing each of the gas passage holes 51 and 51; and a light-receiving part 7 for receiving the laser beam irradiated from the irradiating part 6.


Inventors:
IWASE MICHIYASU
OKADA TAKAHIRO
YAMAKAGE MASAHIRO
MUTA KENJI
FUKADA SEI
KATO EIJI
DEGUCHI YOSHIHIRO
TAURA MASAZUMI
KONDO AKIO
Application Number:
JP2007073251A
Publication Date:
October 02, 2008
Filing Date:
March 20, 2007
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
MITSUBISHI HEAVY IND LTD
International Classes:
G01N21/01; F01N13/00; F01N99/00
Domestic Patent References:
JPS63107845A1988-05-12
JP2004184119A2004-07-02
JP2006153815A2006-06-15
JP2006300674A2006-11-02
JP2006184180A2006-07-13
Attorney, Agent or Firm:
Juichiro Yano