Guard rail assembly

Details Guard rail assembly Guard rail assembly

1987-03-05

1988-04-26

Kundrat, Andrew V.

Fences

Highway guard

256 19, 248 66, 114219, A01K 300, E04H 1714

Patent

active

047399716

ABSTRACT:
A guard rail assembly for a highway. A sliding frame is mounted on each of a series of posts. The sliding frame slides transversely of the guard rail assembly. Elongated guard rail units span adjacent posts. Each guard rail unit includes an elongated support plate, hanger means on the sliding frames of the adjacent posts for supporting opposed end portions of the support plates, a sliding plate mounted on the support plate for frictional engagement therewith, and shock absorber means on each of the sliding frames for resisting movement thereof transversely of the guard rail assembly. The sliding plate can be engaged by a vehicle leaving the highway. The vehicle is restrained by the sliding plate and by resistance of the shock absorber means.

REFERENCES:
patent: 1449518 (1923-03-01), Lawson
patent: 1847025 (1932-02-01), Stockard
patent: 3084517 (1963-04-01), Bell
patent: 4330106 (1982-05-01), Chisholm
patent: 4662611 (1987-05-01), Ruowe

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