Composite road safety slip rails made from metal and reinforced

Fences – Highway guard

Patent

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Details

256 19, 256 64, 256 65, E01F 1500

Patent

active

054029872

ABSTRACT:
Composite slip rails for road safety made from round wooden bars reinforced with iron and comprising posts made from sectional iron and supporting each one a spacer carrying a horizontal guard rail consisting of previously slotted round wooden beams reinforced with embedded metal fishplates providing for the cohesion of the wood and the connection of the elements.

REFERENCES:
patent: 3776520 (1973-12-01), Charles et al.
patent: 4722513 (1988-02-01), Gaillard et al.
patent: 4946138 (1990-08-01), Galliard et al.
patent: 4982931 (1991-01-01), Pomero
patent: 5169127 (1992-12-01), Eynard

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