The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 31, 2018

Filed:

Oct. 03, 2014
Applicant:

Daikin Industries, Ltd., Osaka-shi, Osaka, JP;

Inventors:

Naohiro Tanaka, Osaka, JP;

Atsushi Ozato, Osaka, JP;

Makoto Ikemiya, Osaka, JP;

Tetsuya Ukon, Osaka, JP;

Assignee:

DAIKIN INDUSTRIES, LTD., Osaka-Shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 25/00 (2006.01); F24F 3/16 (2006.01); F25D 17/00 (2006.01); B60H 1/32 (2006.01); A23B 7/148 (2006.01); A23B 7/04 (2006.01); F25D 11/00 (2006.01); F25D 17/04 (2006.01); A23B 7/055 (2006.01);
U.S. Cl.
CPC ...
A23B 7/148 (2013.01); A23B 7/04 (2013.01); A23B 7/055 (2013.01); F25D 11/003 (2013.01); F25D 17/042 (2013.01); A23V 2002/00 (2013.01);
Abstract

An oxygen concentration in the interior of a container is detected by an oxygen concentration detection sensor. If the oxygen concentration detected by the oxygen concentration detection sensor is higher than that of a gas mixture, the container is supplied with the gas mixture having an oxygen concentration lower than that of the outside air and higher than a target concentration. The oxygen concentration in the interior of the container is reduced to the vicinity of the oxygen concentration of the gas mixture by supplying the interior of the container with the gas mixture, and then is further reduced to the target concentration by respiration of plants. This appropriately controls the oxygen concentration in the interior of the container, and reduces a decrease in the degree of freshness of the plants.


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