Title:
SAFETY DEVICE FOR PEDESTRIANS IN CROSSWALK
Document Type and Number:
WIPO Patent Application WO/2022/211192
Kind Code:
A1
Abstract:
The present invention provides a safety device for pedestrians in a crosswalk, the device comprising: a pair of bodies; moving modules on both sides, a plurality of which are provided on both of the pair of bodies so as to be able to rise; blocking members connecting the moving modules on both sides; a flexible connection member that vertically connects the blocking members to each other; a drive unit that reduces the vertical spacing of the moving modules on both sides while raising same, and increases the vertical spacing of the moving modules on both sides while lowering same; and a diagnostic unit that diagnoses the presence or absence of abnormalities in an operation state on the basis of the speed or displacement of any one of the moving modules when rising.
Inventors:
HAN SUNG MOO (KR)
Application Number:
PCT/KR2021/012123
Publication Date:
October 06, 2022
Filing Date:
September 07, 2021
Export Citation:
Assignee:
SKD HI TEC CO LTD (KR)
International Classes:
E01F13/04; E01F9/604; E01F13/06; G08G1/04; G08G1/095
Foreign References:
| KR102221649B1 | 2021-03-02 | |||
| KR102045773B1 | 2019-11-18 | |||
| KR102102271B1 | 2020-05-29 | |||
| JP2018178676A | 2018-11-15 | |||
| KR20170039831A | 2017-04-12 |
Attorney, Agent or Firm:
PARK, Keon Woo et al. (KR)
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