Title:
波形ビーム型ガードレール板および波形ビーム型スチールガードレール
Document Type and Number:
Japanese Patent JP2012512345
Kind Code:
A
Abstract:
A waveform beam guardrail plate and a waveform beam steel guardrail are provided. In which, the guardrail plate includes a main body (15) and two rings (16, 17) with a same structure installed axial symmetrically on an upper and a lower edges of the main body; furthermore, a transverse section of the main body has an arc shape, and the upper and lower edges of the main body of the guardrail plate are curled inwardly and helically toward a protruding direction of the main body of the guardrail plate for forming the two rings (16, 17). The waveform beam steel guardrail includes numbers of guardrail plate units (1, 11), upright posts (2) and preventing blocks (3), and the guardrail plate units (1, 11) are connected with the upright posts (2) by the preventing blocks (3).
Inventors:
Lee Jian Wei
Application Number:
JP2011541058A
Publication Date:
May 31, 2012
Filing Date:
December 04, 2009
Export Citation:
Assignee:
Beijing Zhongtonglu Technological Co., Ltd.
International Classes:
E01F15/04
Domestic Patent References:
| JPH09242034A | 1997-09-16 | |||
| JPS6193514U | 1986-06-17 | |||
| JP2006328633A | 2006-12-07 | |||
| JP2004027825A | 2004-01-29 | |||
| JP2006342640A | 2006-12-21 |
Attorney, Agent or Firm:
Kazuo Chikajima