Electronic flash device

Details Electronic flash device Electronic flash device

1979-08-28

1981-09-08

La Roche, Eugene R.

Electric lamp and discharge devices: systems

With radiant energy sensitive control means

Load device irradiating the radiant energy responsive device

315241P, H05B 4132

Patent

active

042887224

ABSTRACT:
A control circuit for an electronic flash device is disclosed. The control circuit is connected to a commutating capacitor and includes a coil connected in parallel to the capacitor and switching means connected in the discharge path of the commutating capacitor to discharge the charge stored on the commutating capacitor after a switching device for stopping flash emission has changed from the conducting state to the non-conducting state.

REFERENCES:
patent: 3896333 (1975-07-01), Nakamura
patent: 3998534 (1976-12-01), Schulze et al.
patent: 4155031 (1979-05-01), Kuraishi

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