Multilamp photoflash unit with more reliable circuit arrangement

Details Multilamp photoflash unit with more reliable circuit arrangement Multilamp photoflash unit with more reliable circuit arrangement

1977-12-15

1979-10-02

Hunt, Brooks H.

Illumination

Photographic lighting

Plural light sources or light source supports

362 13, 362 14, G03B 1502

Patent

active

041700341

ABSTRACT:
In a compact multilamp photoflash arrangement for providing more lamps in a given volume, a reliable sequencing circuit of normally open and normally closed switches is provided by employing a series-parallel combination of the normally open switches which minimizes resistance buildup and circuit discontinuity problems.

REFERENCES:
patent: 3935442 (1976-01-01), Hanson
patent: 3937946 (1976-02-01), Weber
patent: 4017728 (1977-04-01), Audesse et al.

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