Adjustable lighting device

Details Adjustable lighting device Adjustable lighting device

2009-04-02

2010-12-07

Ton, Anabel M (Department: 2875)

Illumination

Light source and modifier

Adjustable or repositionable modifier

C362S418000, C362S419000, C362S427000, C362S429000, C362S235000, C362S232000, C362S271000, C362S272000

Reexamination Certificate

active

07845830

ABSTRACT:
An adjustable lighting device includes a light source, a reflector for reflecting light from the light source, a coil of nonlinear thread coiling around the reflector, and a driving member engaging with the coil of nonlinear thread. The driving member is adapted to drive the coil of nonlinear thread to rotate thereby adjusting the position of the reflector.

REFERENCES:
patent: 1427329 (1922-08-01), Reiber
patent: 3375362 (1968-03-01), Klippert
patent: 7748869 (2010-07-01), Sevack et al.

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