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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2019/172325
Kind Code:
The purpose of the invention is to provide: a signpost that, by way of preventing local buckling near the ground of a signpost without modifying the outer diameter shape of the signpost, improves flexibility in installation spaces and improves passage for pedestrians, automobiles, and the like near the signpost and also provides a configuration that does not bend easily or that bends slightly even an automobiles or the like collides into same; and a structure for same. Provided is a signpost 2c structure, wherein the signpost 2c is a hollow tube member, the outer diameter D of which is a fixed, prescribed outer diameter, the inner diameter d of which is a prescribed inner diameter, and the thickness t of which is a prescribed thickness. With the signpost 2c buried in the ground 4, the prescribed thickness is constant in a first area 5 from a first position P1 that is lower than the ground surface 4a to a second position P2 above the ground surface 4a by a prescribed distance L, and granules 8 are disposed in the hollow interior 6 in the first area 5 in order to reinforce the bending strength of the signpost 2c.

SHINDO Tomonori (30-3-205, 4 chome Harajuku, Totsuka-k, Yokohama-shi Kanagawa 63, 〒2450063, JP)
MATSUI Kazumi (11-9, Yocho-machi Shinjuku-ku Tokyo, 55, 〒1620055, JP)
Application Number:
Publication Date:
September 12, 2019
Filing Date:
March 06, 2019
Export Citation:
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KANAGAWA GIKEN LTD. (1613-2, Sekiya Kamakura-shi Kanagawa, 75, 〒2470075, JP)
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