Secondary power supply for use with handheld illumination device

Details Secondary power supply for use with handheld illumination device Secondary power supply for use with handheld illumination device

1998-03-10

1999-06-01

Elms, Richard T.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Substitute or emergency source

307 66, 307150, 362158, H02J 700

Patent

active

059090626

ABSTRACT:
A secondary or redundant battery supply which nests in-line in a tubular or oval housing. The present invention also provides for a flashlight or flashlight laser illuminator with a secondary or redundant battery supply.

REFERENCES:
patent: 3976986 (1976-08-01), Zabroski
patent: 4680682 (1987-07-01), Parker
patent: 5336977 (1994-08-01), Li
patent: 5343376 (1994-08-01), Huang
patent: 5349506 (1994-09-01), Maglica
patent: 5349507 (1994-09-01), Parker

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