Combined road safety barrier made from wood and metal,...

Details Combined road safety barrier made from wood and metal,... Combined road safety barrier made from wood and metal,...

2011-08-16

2011-08-16

Addie, Raymond W (Department: 3671)

Road structure, process, or apparatus

Traffic steering device or barrier

C256S013100

Reexamination Certificate

active

07997824

ABSTRACT:
Contention system for lateral impacts from vehicles, of the kind formed from a mixed metal and wooden horizontal continuous rail, comprising two or more wooden logs of equal cross-section, preferably rectangular, fitted with the same metal profile of cross-section preferably in the form of a “sigma” and longitudinally connected together by means of a metal plate, with the rail being supported at regular intervals by metal uprights inserted or secured into the ground, externally faced with a wooden cover consisting of three or more flat wooden strips, the rail being fixed to the posts by means of a metal distancer spacer by way of support, formed from a main piece in the form of an “omega” lying on its side which joins consecutive rails together via their ends and an interior U-piece which incorporates the star-shaped hole for the breakaway attachment between the support and the post, with a metal support plate between the front part of the wooden cover for the post and the central part of the metal support.

REFERENCES:
patent: 4946138 (1990-08-01), Gaillard et al.
patent: 7604221 (2009-10-01), Lass et al.
patent: 19601377 (1996-01-01), None
patent: EP 0184525 (1985-11-01), None
patent: WO 03083220 (2003-03-01), None
WIPO, International Search Report for International Application No. PCT/ES2007/000573.

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