Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Geunbae Hwang0
Goondong Park0
Jongchan Lee0
Date of Patent
January 9, 2024
0Patent Application Number
169606290
Date Filed
January 9, 2019
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The cleaner according to the present disclosure includes a main body forming an airflow path through which air is sucked and exhausted; a dust separation unit disposed in the airflow path and configured to separate dust from the air; a fan module disposed in the airflow path and configured to move the air in the airflow path; and a noise control module including a speaker, and configured to control the output of the speaker to increase a level of the noise of at least one range of the frequency range of 2000 Hz or more and 8000 Hz or less.
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