Multi battery type flashlight

Illumination – Self powered lamp – Cylindrical flashlight casing

Reexamination Certificate

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Details

C362S208000, C320S106000, C320S110000, C429S099000, C439S500000

Reexamination Certificate

active

07909478

ABSTRACT:
The invention relates to a portable lighting device including a body having a battery compartment, a head coupled to the body, a light source coupled to the head, the light source requiring a first voltage, and a circuit coupled to the light source. The battery compartment is configured to selectively receive batteries of different sizes. The circuit converts voltages of different magnitudes to the first voltage.

REFERENCES:
patent: 3510644 (1970-05-01), Braese
patent: 3809882 (1974-05-01), Wetmore
patent: 4005353 (1977-01-01), Yokoyama
patent: 5872831 (1999-02-01), Zoiss et al.
patent: 6851828 (2005-02-01), Hansen
patent: 7126595 (2006-10-01), Yanagi et al.
patent: 2005/0122715 (2005-06-01), Furth et al.
patent: 2007/0103114 (2007-05-01), Hoffman
patent: 2007/0171084 (2007-07-01), Potter
patent: 2008/0068832 (2008-03-01), Spartano et al.
International Search Report and Written Opinion for International Application No. PCT/US2008/067377, mailing date Dec. 12, 2008, 14 pages.
Energizers® Quick Switch Flashlight available at http://www.energizer.com/products/flashlights/flashlight.asp?cat=1&id=1, © 2006 Energizer (2 pgs.).
Partial International Search for Application No. PCT/US2008/067377, mailed Sep. 23, 2008; 4 pages.

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