Title:
PIPELINE CLEANING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2022/025388
Kind Code:
A1
Abstract:
A pipeline cleaning apparatus is disclosed. According to one aspect of the present invention, a pipeline cleaning apparatus transported by means of a wire extending in a pipeline may be provided, the pipeline cleaning apparatus comprising: a bar-shaped shaft assembly having, on the front end thereof, a first lug coupled to a wire; a wheel assembly comprising a plurality of link assemblies which radially extend from the rear end portion of the shaft assembly, and a plurality of wheels which are each coupled to the respective end portions of the plurality of link assemblies; a brush assembly comprising a plurality of arms which are coupled to the shaft assembly at a position between the wheel assembly and the front end of the shaft assembly, and radially extend therefrom, and a plurality of brushes which are each coupled to the respective end portions of the plurality of arms; and a first floater assembly comprising a first bearing which is coupled to a first journal formed on the outer circumferential surface of the shaft assembly at a position between the brush assembly and the front end of the shaft assembly, and a first floater which is coupled to the first bearing.
Inventors:
CHO MIN KWEON (KR)
OH HEE KYONG (KR)
PARK GI HO (KR)
OH HEE KYONG (KR)
PARK GI HO (KR)
Application Number:
PCT/KR2021/004651
Publication Date:
February 03, 2022
Filing Date:
April 13, 2021
Export Citation:
Assignee:
DAEWOO ENG & CONSTR CO LTD (KR)
International Classes:
B08B9/045; B08B9/047; B08B9/057; F16L55/26; F16L101/12
Foreign References:
JP2001096246A | 2001-04-10 | |||
KR20150074994A | 2015-07-02 | |||
EP2159574A2 | 2010-03-03 | |||
US20120215348A1 | 2012-08-23 | |||
KR101674010B1 | 2016-11-08 |
Attorney, Agent or Firm:
JIDAM IP LAW FIRM (KR)
Download PDF:
Previous Patent: BIOMARKER FOR DIAGNOSING NONALCOHOLIC STEATOHEPATITIS USING MICRORNA COMBINATION
Next Patent: SEAM FORMING APPARATUS FOR ELBOW DUCT
Next Patent: SEAM FORMING APPARATUS FOR ELBOW DUCT