Title:
VACUUM CLEANER
Document Type and Number:
WIPO Patent Application WO/2022/146111
Kind Code:
A1
Abstract:
A vacuum cleaner is disclosed. The vacuum cleaner comprises: a cleaner main body that generates a suction force; a suction unit having a suction port that sucks in dust by means of the suction force; and at least one wheel assembly that is provided on a bottom surface portion of the suction unit so that the suction unit moves in a rolling manner on a surface to be cleaned. The wheel assembly comprises: a wheel including a circular rolling part that rolls on the surface to be cleaned, and conical first and second shaft parts that protrude from both sides of the rolling part; a wheel receiving part that is provided on the bottom surface portion of the suction unit to receive the wheel; and a wheel supporting part that supports the wheel.
Inventors:
HAM HYUNGKWEN (KR)
PARK NAMSOO (KR)
KYONG YONGSOO (KR)
JUNG SANGGYU (KR)
PARK NAMSOO (KR)
KYONG YONGSOO (KR)
JUNG SANGGYU (KR)
Application Number:
PCT/KR2021/095109
Publication Date:
July 07, 2022
Filing Date:
November 22, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
A47L9/00; A47L5/24
Foreign References:
| KR950005259A | 1995-03-20 | |||
| KR20170127629A | 2017-11-22 | |||
| KR20050110153A | 2005-11-23 | |||
| KR200242791Y1 | 2001-10-11 | |||
| US20080256743A1 | 2008-10-23 |
Attorney, Agent or Firm:
HUH, Sung-won et al. (KR)
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