Flashing light indicator structures

Details Flashing light indicator structures Flashing light indicator structures

1978-08-28

1981-02-24

Caldwell, Sr., John W.

Communications: electrical

Digital comparator systems

340 84, 340 90, 340105, 40558, 40612, 116 63R, 315241R, 362263, E01F 900

Patent

active

042530857

ABSTRACT:
An indicator structure including one or more lengths of perforated tubing arranged in a desired configuration, such as a traffic barricade. The tubing contains one or more flash lamps which produce a light-tunnel effect during operation to provide a high intensity warning or indicating signal in a pre-selected configuration of flash illumination via the tubing perforations.

REFERENCES:
patent: 2308844 (1943-01-01), Wilshusen
patent: 2344639 (1944-03-01), Ressinger
patent: 3078452 (1963-02-01), Olson
patent: 3153773 (1964-10-01), Wood
patent: 3233352 (1966-02-01), Projector et al.
patent: 3380428 (1968-04-01), Abrams
patent: 3456100 (1969-07-01), Green
patent: 3544782 (1970-12-01), Hahn

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