Title:
FOLDABLE LENGTH-ADJUSTMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/163443
Kind Code:
A1
Abstract:
The present invention relates to a foldable length-adjustment device, and to a foldable length-adjustment device having a catching protrusion fixing body provided to be slidable along the inside of an extension pipe body, and thus can easily provide a catching protrusion at the extension pipe body by means of a simple operation.
Inventors:
RYU JAE KWANG (KR)
RYU MYEONG HYEON (KR)
RYU MYEONG HYEON (KR)
Application Number:
PCT/KR2023/002176
Publication Date:
August 31, 2023
Filing Date:
February 15, 2023
Export Citation:
Assignee:
MEOKTONG CORP (KR)
International Classes:
F16B7/10; E04H15/46; F16B7/04
Foreign References:
| JP3090137U | 2002-11-29 | |||
| KR20040025005A | 2004-03-24 | |||
| JPH0642565A | 1994-02-15 | |||
| JP2005279191A | 2005-10-13 | |||
| JPH08159120A | 1996-06-18 | |||
| US4385849A | 1983-05-31 | |||
| KR101514836B1 | 2015-04-24 | |||
| KR20110129323A | 2011-12-01 |
Attorney, Agent or Firm:
NAMCHON PATENT AND LAW FIRM (KR)
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