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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/043931
Kind Code:
Disclosed is a vacuum cleaner having an improved structure for improving cleaning performance. The vacuum cleaner may include a suction unit provided inside a main body thereof. The suction unit may include an impeller disposed to suction air as the impeller rotates about an axis thereof, and a diffuser disposed to guide air discharged from the impeller. The impeller may include a hub and a blade disposed on the hub and comprising a leading edge located upstream of the direction in which air introduced into the suction unit moves, and a trailing edge located downstream of the direction in which air introduced into the suction unit moves. The leading edge of the blade may form an inclination of 60 degrees to 80 degrees both inclusive with respect to the direction of the axis.

PARK, Tae Sang (37 Yeongtong-ro 173beon-gil, Yeongtong-guSuwon-si, Gyeonggi-do, 16689, KR)
OH, Hyeon Joon (53 Dongtandaerosibeom-gil, Hwaseong-si, Gyeonggi-do, 18477, KR)
Application Number:
Publication Date:
March 08, 2018
Filing Date:
August 02, 2017
Export Citation:
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SAMSUNG ELECTRONICS CO., LTD. (129 Samsung-ro, Yeongtong-gu,,Suwon-si, Gyeonggi-do, 16677, KR)
International Classes:
A47L9/16; A47L9/22
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (10F and 11F, Taewoo Bldg.285, Gangnam-daero,Seocho-gu, Seoul, 06729, KR)
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