Contact actuated lamp

Details Contact actuated lamp Contact actuated lamp

1999-11-12

2000-11-21

Philogene, Haissa

Electric lamp and discharge devices: systems

Current and/or voltage regulation

Automatic regulation

315292, 315312, 315315, 315DIG4, G05F 100

Patent

active

06150775&

ABSTRACT:
A lamp device includes an oscillating circuit and a brightness control circuit coupled to the lamp member. The brightness control circuit has two or more capacitors of different capacitances for energizing the lamp device to different brightnesses. A contacting control circuit is coupled to the brightness control circuit via an integrated circuit for actuating the lamp device via the integrated circuit by contacting a terminal of the contacting control circuit. A switching circuit is coupled to the brightness control circuit for selectively actuating the capacitors.

REFERENCES:
patent: 4525651 (1985-06-01), Ahlgren
patent: 4593232 (1986-06-01), McEdwards
patent: 5010459 (1991-04-01), Taylor et al.
patent: 5128595 (1992-07-01), Hara

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