Blocking bodies against vehicles having wheels

Details Blocking bodies against vehicles having wheels Blocking bodies against vehicles having wheels

2011-05-24

2011-05-24

Addie, Raymond W (Department: 3671)

Road structure, process, or apparatus

Traffic steering device or barrier

Reexamination Certificate

active

07946785

ABSTRACT:
A blocking system or blocking body (1) is provided that is composed of at least four means or members (2) that have a common base (3) and in the transport state are pivoted upwards so that the tips (2.1) of all means (2) lie in one plane, wherein the means (2) in the active state are orientated in such a way that at least three tips (2.1) form contact points (9) on a surface (8) and at least the fourth means (2) pointing upwards penetrates one of the wheels when it is run over. This type of crow's foot (blocking body (1)) can be delivered by means of a thrower or by depositing it into the terrain in which the vehicles are situated, and whose continued travel is to be prevented.

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Dupont Webpage Technical Information.
Kevlar Technical Guide.
Webster's New Collegiate Dictionary, defining the word “fold”, p. 445 (1977).

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