仮設防護壁

Japanese Patent JP7260421

B2

To provide a temporary guard wall that can be installed and uninstalled in a short time and can secure a work space.SOLUTION: A temporary guard wall 1 installed along a track R1 and separating the track R1 and a construction area CA, comprises: a plurality of posts 2; a plurality of cross beams 3 spanning the posts 2; a panel material 4 attached to the cross beams 3; and bracing posts 5 that are inclined and connected to the posts 2. The posts 2 join closing surfaces of a pair of U-shaped members having U-shaped cross sections to form saw blades at the ends of opening grooves, and the bracing posts 5 have U-shaped members having U-shaped cross sections in which saw blades are formed at the ends of the opening grooves. The bracing posts 5 are installed on the track R1 side of the posts 2. The posts 2 and the bracing posts 5 are configured to be connectable to any position of the saw blades via connection members that mesh with the saw blades.SELECTED DRAWING: Figure 2

Kenichi Kuribayashi
Masao Akemi
Hiroki Tanaka
Rikiya Ishihara
Takeshi Ibe
Kimura Hidenari
Kenjiro Yamamoto
Mitsuaki Onizuka

JP2019121988A

April 18, 2023

June 28, 2019

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East Japan Railway Company
Japan Hilti Co., Ltd.
Nippon Steel Shinko Building Materials Co., Ltd.

E01F15/10; E01B19/00; E01F8/00; E04G21/32

JP6341250A
JP2000144657A
JP2013142231A
JP2001220897A
JP2011102476A
JP2012087505A
JP8120976A
JP9112073A
JP2017002703A
JP2002309528A

EP3235953A1

Yasuhiko Moto

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