Packets formed by the junction of a plurality of sheets in plast

Details Packets formed by the junction of a plurality of sheets in plast Packets formed by the junction of a plurality of sheets in plast

1997-10-22

1999-06-29

Lisehora, James A.

Road structure, process, or apparatus

Traffic steering device or barrier

188377, E01F 1508

Patent

active

059158760

ABSTRACT:
Elements for impact absorption for the realization of protection barriers for motor car or cycle courses, formed by the junction of a plurality of sheets of plastic material, shaped in such a way as to present a series of reliefs or corrugations, superimposed so that two contiguous sheets present facing concavities and are joined through welding, sticking or other means.

REFERENCES:
patent: 3930665 (1976-01-01), Ikawa
patent: 3944187 (1976-03-01), Walker
patent: 4221413 (1980-09-01), Bonnetain
patent: 4227593 (1980-10-01), Bricmont et al.
patent: 4321989 (1982-03-01), Meinzer
patent: 5435619 (1995-07-01), Nakae et al.

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