Title:
WAVEFORM BEAM GUARDRAIL PLATE AND WAVEFORM BEAM STEEL GUARDRAIL
Document Type and Number:
WIPO Patent Application WO/2010/072047
Kind Code:
A1
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:
LI, Jianwei (Room 418, Building D Science Park of USTB,No. 30 of Xuezuan Roa, Haidian District Beijing 3, 100083, CN)
Application Number:
CN2009/001371
Publication Date:
July 01, 2010
Filing Date:
December 04, 2009
Export Citation:
Assignee:
BEIJING ZHONGTONGLU TECHNOLOGICAL CO., LTD. (Room 418, Building D Science Park of USTB,No. 30 of Xuezuan Roa, Haidian District Beijing 3, 100083, CN)
北京中通路科技有限公司 (中国北京市海淀区学院路30号科技园D座418室, Beijing 3, 100083, CN)
北京中通路科技有限公司 (中国北京市海淀区学院路30号科技园D座418室, Beijing 3, 100083, CN)
International Classes:
E01F15/04
Attorney, Agent or Firm:
CHINA GOUB INTELLECTUAL PROPERTY AGENT LTD. (309 3rd Floor, No. 3 BuilidingNo. 6 CheGongzhuang Road,Xicheng District, Beijing 4, 100044, CN)
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