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:
Apr. 12, 2011
Filed:
Jan. 30, 2008
Jang-keun OH, Gwangju, KR;
Min-ha Kim, Gwangju, KR;
Jang-keun Oh, Gwangju, KR;
Min-ha Kim, Gwangju, KR;
Samsung Gwangju Electronics Co., Ltd., Gwangju, KR;
Abstract
A suction brush for use in a vacuum cleaner and a method of adjusting the height thereof. The suction brush includes a brush casing having a suction opening to draw in air and a main air passage through which the air drawn in through the suction opening flows, a detecting unit disposed to the brush casing to detect a kind of a surface to be cleaned, a lifting unit to move a bottom surface of the brush casing close to and away from the surface to be cleaned, and a driving unit operated in response to a signal generated from the detecting unit and moving the lifting unit using air pressure generated by the air flowing through the main air passage.