Title:
VACUUM CLEANER
Document Type and Number:
WIPO Patent Application WO/2019/182410
Kind Code:
A1
Abstract:
A vacuum cleaner includes a head unit that suctions debris from a surface to be cleaned together with air. The head unit includes a first suction guide having a first suction chamber therein and a second suction guide disposed on a rear side of the first suction guide and having a second suction chamber therein, and the first suction chamber suctions air through a first vacuum pressure and the second suction chamber suctions air through a second vacuum pressure stronger than the first vacuum pressure.
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Inventors:
KIM DONG JUN (KR)
KIM KYOUNG WOONG (KR)
LEE HAN SAEM (KR)
KIM KYOUNG WOONG (KR)
LEE HAN SAEM (KR)
Application Number:
PCT/KR2019/003384
Publication Date:
September 26, 2019
Filing Date:
March 22, 2019
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
A47L9/06; A47L9/04
Foreign References:
| JPH1156705A | 1999-03-02 | |||
| KR20060109575A | 2006-10-23 | |||
| KR20170049532A | 2017-05-10 | |||
| JP2015154836A | 2015-08-27 | |||
| US7150068B1 | 2006-12-19 |
Other References:
See also references of EP 3731715A4
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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