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US 2001/0019707 A1Published application
Ozone purifying apparatus for vehicle
AssigneeHonda Giken Kogyo Kabushiki Kaisha
InventorsTatsuya Okayama, Atsushi Arisaka
Life of this patent
Estimating the term…
Abstract
An ozone purifying apparatus for a vehicle having a radiator. Ozone purifying catalysts are spread on the surface of the radiator. The amount of adhered matter adhering to the ozone purifying catalysts is estimated and the operating state of the ozone purifying catalysts is diagnosed according to the estimated amount of adhered matter.
Claims20
An ozone purifying apparatus for a vehicle, comprising:
- a heat radiating means for lowering an engine temperature;
- an ozone purfying means for purifying air, spread on a surface of said heat radiating means, wherein during the operation of the ozone purifying apparatus, matter adheres to the surface of said ozone purifyng means;
- an estimating means for estimating the amount of the adhered matter adhering on said ozone purifying means;
- and
- a diagnosing means for diagnosing the operating state of said ozone purifying means according to an output from said estimating means.
2 more elements
An ozone purifying apparatus for a vehicle, comprising:
- a heat radiating means for lowering an engine temperature;
- an ozone purifying means for purifying air, spread on a surface of said heat radiating means wherein during the operation of the ozone purifying apparatus, matter adheres to the surface of said ozone purifying means;
- an airflow detecting means for detecting the amount of airflow passing through said heat radiating means;
- and
- a diagnosing means for diagnosing the operating state of said ozone purifying means according to an output of said airflow detecting means.
2 more elements
An ozone purifying apparatus for a vehicle, comprising:
- an ozone purifying means for purifying air positioned on said vehicle;
- a first ozone concentration detecting means for detecting a concentration of ozone in air flowing into said ozone purifying means;
- a second ozone concentration detecting means for detecting a concentration of ozone in air which has passed through said ozone purifying means;
- and
- a degradation detecting means for detecting degradation of said ozone purifying means by using outputs from said first and second ozone concentration detecting means.
2 more elements
Dependencies are inferred from the claim text.