Line obstruction marker ball with enhanced daytime and nighttime

Details Line obstruction marker ball with enhanced daytime and nighttime Line obstruction marker ball with enhanced daytime and nighttime

1995-05-15

1997-08-05

Pascal, Robert

Optical: systems and elements

Signal reflector

Including a curved refracting surface

359515, 359529, 359530, 315 76, 340983, 362391, G09F 1316

Patent

active

056548257

ABSTRACT:
An enhanced daytime and nighttime visibility marker for electrical lines is disclosed in two embodiments. Both embodiments are shaped to give visibility from all angles and to allow smooth covering with retroreflective tape. One embodiment includes a continuous burning interior light for maximum nighttime visibility.

REFERENCES:
patent: 4709339 (1987-11-01), Fernandes
patent: 5361018 (1994-11-01), Milton

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