Focusing flashlight

Details Focusing flashlight Focusing flashlight

2006-11-28

2006-11-28

O'Shea, Sandra (Department: 2875)

Illumination

Self powered lamp

Cylindrical flashlight casing

C362S188000, C362S199000, C362S208000

Reexamination Certificate

active

07140747

ABSTRACT:
The invention involves a focusing flashlight, the flashlight includes the tail cover, housing body, and a reflector and a bulb holder installed in the housing body. Therein, the reflector and the bulb holder are connected to each other by the threads in order to adjust the position of the bulb. Between the reflector and the bulb holder, there is installed a lock device to fix the relative position of the reflector and the bulb holder. The focusing flashlight has a lot of advantages, for example, the focusing performance being reliable, the focusing performance after focusing being unaffected by the rotation of the front cover and the housing head, the structure being simple, and convenient.

REFERENCES:
patent: 1408528 (1922-03-01), Lyhne
patent: 1751432 (1930-03-01), Voorhees

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