Title:
VACUUM CLEANER HEAD
Document Type and Number:
WIPO Patent Application WO/2023/176993
Kind Code:
A1
Abstract:
The present invention relates to a vacuum cleaner head, which comprises: a rotor for suctioning foreign substances through an opening formed in the outer circumference thereof; and a drum casing having, on the bottom surface thereof, a slit in through the foreign substances are introduced, and encompassing the outside of the rotor, and which suctions the foreign substances through the entire area of the opened slit formed in the bottom surface, and concentrates, at one specific moment, suction at an open surface at which both the opening of the rotor and the slit of the drum casing meet, and thus provides greater suction force in a motor having the same capacity.
Inventors:
KO SOON JUNG (KR)
Application Number:
PCT/KR2022/003693
Publication Date:
September 21, 2023
Filing Date:
March 16, 2022
Export Citation:
Assignee:
KO SOON JUNG (KR)
International Classes:
A47L9/00; A47L9/04
Foreign References:
| US1601774A | 1926-10-05 | |||
| US6260232B1 | 2001-07-17 | |||
| KR19990003481A | 1999-01-15 | |||
| KR200306319Y1 | 2003-03-04 | |||
| KR20090001312U | 2009-02-05 | |||
| KR102378303B1 | 2022-03-25 |
Attorney, Agent or Firm:
STYP PATENT LAW FIRM (KR)
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