Directing-barrier for a roadway

Details Directing-barrier for a roadway Directing-barrier for a roadway

1982-02-17

1984-03-06

Purser, Ernest R.

Road structure, process, or apparatus

Traffic steering device or barrier

256 131, E01F 1500

Patent

active

044351062

ABSTRACT:
A directing barrier for a roadway has a driving surface which rises from the roadway edge outwardly first gently and then more strongly and then spaced below an overhanging guiding mechanism. A steep, convex rise follows the gentle rise and transfers under the guiding mechanism into a flattened area.

REFERENCES:
patent: 1606588 (1926-11-01), Meermans
patent: 1927189 (1933-09-01), Sory
patent: 2994255 (1961-08-01), Trief
patent: 3326099 (1967-06-01), Cova
patent: 3448963 (1969-06-01), Gravisse
patent: 3678815 (1972-07-01), Yonker
patent: 3807699 (1974-04-01), France
patent: 4105353 (1978-08-01), Bork
patent: 4307973 (1981-12-01), Glaesener
patent: 4348133 (1982-09-01), Trent
patent: 4358090 (1982-11-01), Glaesener

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