Miniature flashlight

Illumination – Self powered lamp – With hermetic seal

Patent

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Details

362188, 362205, 362267, 137859, F21V 3100

Patent

active

051133261

ABSTRACT:
A miniature flashlight having a barrel, a tail cap, a head assembly and means for holding a miniature lamp bulb and providing an interruptible coupling to dry cell batteries retained within the barrel. One way valves positoned at seal locations in association with passageways to allow venting of overpressure with the interior volume of the flashlight.

REFERENCES:
patent: 4530039 (1985-07-01), Shin-Shi
patent: 5003440 (1991-03-01), Maglica

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