Motion sensitive light and battery assembly switched on and off

Illumination – Self powered lamp – Cylindrical flashlight casing

Patent

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Details

362276, 362394, 362800, 362802, 200 6148, F21L 1100

Patent

active

055507212

ABSTRACT:
A light emitting diode having a helical spring around one of its leads. The spring extends so that it has a free end which is cantilevered. As the free end of the spring moves it completes an electrical circuit intermittently lighting the light emitting diode.

REFERENCES:
patent: 3731022 (1973-05-01), Loftus
patent: 4800469 (1989-01-01), Leon
patent: 4995294 (1991-02-01), Kashio et al.
patent: 5058900 (1991-10-01), Denen
patent: 5400232 (1995-03-01), Wong

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