Barricade light with light emitting diode

Details Barricade light with light emitting diode Barricade light with light emitting diode

1994-02-10

1995-11-21

Peng, John K.

Communications: electrical

Traffic control indicator

Portable

340331, 34081545, 340908, 362800, 116 63P, B60Q 700

Patent

active

054691575

ABSTRACT:
A barricade light is retrofitted to receive a light emitting diode circuit. The circuit includes both a pulse activated switch and light sensitive switch for operation.

REFERENCES:
patent: 3506959 (1970-04-01), Nunn
patent: 3818439 (1974-06-01), Maine
patent: 3867718 (1975-02-01), Moe
patent: 4050834 (1977-09-01), Lee
patent: 4132983 (1979-01-01), Shapiro
patent: 4841278 (1989-06-01), Tezuka et al.
patent: 5057982 (1991-10-01), Hanami
patent: 5175528 (1992-12-01), Choi et al.
patent: 5303124 (1994-04-01), Wrobel
patent: 5313187 (1994-05-01), Choi et al.
patent: 5313188 (1994-05-01), Choi et al.

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