Title:
落石吸収装置
Document Type and Number:
Japanese Patent JP7128521
Kind Code:
B2
Abstract:
To provide a stone fall absorber that has a small reduction amount of an upper edge of a net even if a stone falls and that can capture subsequent stone falls exactly so as to absorb energy.SOLUTION: A stone fall absorber comprises a net 1 for absorbing impact of a stone fall, and a column 2 having a plurality of guide holes 21 opened at the upper and lower sides of a long material. Two slide wires 3 inserted into the guide holes 21 at the upper and lower sides of the column 2 are taken as a pair and each end of each pair is indirectly fixed to a braking device 5 installed independently on the mountain side of an inclined plane.SELECTED DRAWING: Figure 1
Inventors:
Masami Shiomi
Kazuki Fukunaga
Kazuki Fukunaga
Application Number:
JP2019203388A
Publication Date:
August 31, 2022
Filing Date:
November 08, 2019
Export Citation:
Assignee:
Vertex Co., Ltd.
International Classes:
E01F7/04; E01F15/02
Domestic Patent References:
| JP2016172953A | ||||
| JP2011032829A | ||||
| JP2017002515A | ||||
| JP2002256517A | ||||
| JP2017201085A | ||||
| JP2001248117A | ||||
| JP2015507108A |
Attorney, Agent or Firm:
Sakuo Yamaguchi
Nobuyuki Oshima
Shinjiro Yamaguchi
Nobuyuki Oshima
Shinjiro Yamaguchi
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