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Patent Searching and Data


Title:
PIPE CLEANING MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/148225
Kind Code:
A1
Abstract:
The present application provides a pipe cleaning machine, comprising: a handle for holding; a drum connected to the handle and capable of rotating relative to the handle; a cable provided in the drum; a motor driving the cable to rotate, the motor comprising a motor shaft extending along a first axis; and a cable feeding assembly for feeding the cable. The drum comprises an exposed portion exposed to air, and the ratio of the surface area of the exposed portion to the total surface area of the drum is greater than or equal to 40% and less than or equal to 100%.

Inventors:
ZHENG HANQING (CN)
FU XIANGQING (CN)
CHEN LIANG (CN)
Application Number:
PCT/CN2021/138993
Publication Date:
July 14, 2022
Filing Date:
December 17, 2021
Export Citation:
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Assignee:
NANJING CHERVON IND CO LTD (CN)
International Classes:
B08B9/047; E03C1/302
Foreign References:
CN107663886A2018-02-06
CN109719091A2019-05-07
CN108368699A2018-08-03
CN205444354U2016-08-10
CN203008068U2013-06-19
CN206128213U2017-04-26
US4617693A1986-10-21
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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