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.
Patent No.:
Date of Patent:
Jan. 09, 2024
Filed:
Jan. 09, 2019
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/00 (2006.01); G10K 11/178 (2006.01); A47L 9/16 (2006.01); A47L 9/28 (2006.01); G10K 11/16 (2006.01);
U.S. Cl.
CPC ...
A47L 9/0081 (2013.01); A47L 9/1641 (2013.01); A47L 9/2884 (2013.01); G10K 11/161 (2013.01); G10K 11/17883 (2018.01); G10K 2210/105 (2013.01);
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.