Signals and indicators – Street traffic – Portable
Patent
1988-03-14
1989-07-18
Cuchlinski, Jr., William A.
Signals and indicators
Street traffic
Portable
116 63P, 40610, 273428, E01F 913
Patent
active
048482633
ABSTRACT:
A throwable, multi-sided emergency traffic warning marker. The marker body comprises a plurality of traffic-warning display faces preferably arranged in a tetrahedral configuration. Traffic warning indicia are present on each face, imparting visibility thereto. The marker assembly is contoured and proportioned to insure display of one of the display faces to oncoming vehicles when the marker is thrown, dropped or otherwise placed on a roadway surface.
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patent: 3635542 (1972-01-01), Parduhn
patent: 3699913 (1972-10-01), Sautbine
patent: 3800735 (1974-04-01), Simpson
patent: 4011611 (1977-03-01), Lederman
patent: 4394843 (1983-07-01), Ediriwira
Cuchlinski Jr. William A.
Farley Eugene D.
Worth W. Morris
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