Patent ID: 7096684

Claim:
An air conditioner, comprising: air paths ( 53 , 54 , . . . ) that communicate with either or both of a first space ( 311 ) and a second space ( 312 ); an air conditioning element ( 81 , 82 , . . . ) for adjusting at least one of temperature and humidity of air flowing in the air paths ( 53 , 54 , . . . ) toward the second space ( 312 ); a filter ( 301 , 302 , . . . ) for capturing a foreign matter in air flowing in the air paths ( 53 , 54 , . . . ) from the first space ( 311 ) toward the air conditioning element ( 81 , 82 , . . . ); and air conveying means ( 95 , 96 ) that conveys the air in the air paths ( 53 , 54 , . . . ), wherein the air of which at least one of temperature and humidity is adjusted is supplied to the second space ( 312 ), and normal operation in which air passes in the air paths ( 53 , 54 , . . . ) through the filter ( 301 , 302 , . . . ), and then, through the air conditioning element ( 81 , 82 , . . . ), to be supplied to the second space ( 312 ); and cleaning operation in which air passes in the air paths ( 53 , 54 , . . . ) through the air conditioning element ( 81 , 82 , . . . ), and then, through the filter ( 301 , 302 , . . . ), to be discharged to the first space ( 311 ) are performable.