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1. (WO2018079993) LENGTH MEASURING DEVICE

Pub. No.:    WO/2018/079993    International Application No.:    PCT/KR2017/008961
Publication Date: Fri May 04 01:59:59 CEST 2018 International Filing Date: Fri Aug 18 01:59:59 CEST 2017
IPC: G01B 3/10
G01D 5/12
Applicants: BAGEL LABS CO., LTD.
주식회사 베이글랩스
Inventors: PARK, Soo-Hong
박수홍
KIM, Myung Jong
김명종
PARK, Jun Young
박준영
Title: LENGTH MEASURING DEVICE
Abstract:
The present invention relates to a length measuring device. The device according to the present invention comprises: a case in or out of which a string is drawn; a rotating drum part on which a string is wound by a plurality of turns, the rotating drum part being rotated when the string is drawn in or out of; a first rotating part, the circumference of which a string is in contact with, the first rotating part being rotated when the string is drawn in or out of; and a guide part which allows a part of a string to be drawn in or drawn out of while being in contact with the circumference of a first rotating body.