| 摘要 |
PROBLEM TO BE SOLVED: To enable as a user to visually confirm the improvement of amenity caused by the increase of oxygen concentration in the indoor air to further actually feel the same, by increasing and decreasing the brightness of a light emitting element of a display part in interlocking with the operation of an oxygen supply device. SOLUTION: The subject display device of an air conditioner comprises the oxygen supply device, a control part, and the display part loading the light emitting element for notifying the user of an operating state, and performing the operation for increasing and decreasing the brightness of the light emitting element for displaying at a constant speed in interlocking with the operation of the oxygen supply device. COPYRIGHT: (C)2004,JPO&NCIPI |
