Title:
MAGNETIC MARKER, AND CONSTRUCTION METHOD FOR MAGNETIC MARKER
Document Type and Number:
WIPO Patent Application WO/2023/182461
Kind Code:
A1
Abstract:
A magnetic marker (1), which is laid under a road surface so as to be used for vehicle driving assistance such as automatic steering control for causing a vehicle to travel along a lane and lane deviation warning for warning deviation from the lane: has a split structure formed from a marker body (1B) which is a magnet serving as a magnetism generation source and is laid at the lower side and a yoke (1A) disposed vertically adjacent to and above the marker body (1B); and exhibits excellent characteristics of being able to minimize cost necessary for road maintenance such as resurfacing of the road surface.
Inventors:
YAMAMOTO MICHIHARU (JP)
NAGAO TOMOHIKO (JP)
AOYAMA HITOSHI (JP)
NAGAO TOMOHIKO (JP)
AOYAMA HITOSHI (JP)
Application Number:
PCT/JP2023/011653
Publication Date:
September 28, 2023
Filing Date:
March 23, 2023
Export Citation:
Assignee:
AICHI STEEL CORP (JP)
International Classes:
G08G1/00; E01C1/00; E01C19/00; E01F11/00; H01F1/12; H01F3/00
Foreign References:
| JP2000215391A | 2000-08-04 | |||
| JPH11168007A | 1999-06-22 |
Attorney, Agent or Firm:
OIKE Tatsuya (JP)
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