Electric flash apparatus

Details Electric flash apparatus Electric flash apparatus

1980-04-16

1982-06-29

La Roche, Eugene R.

Electric lamp and discharge devices: systems

Condenser in the supply circuit

Condenser in shunt to the load device and the supply

315151, 315152, 315324, H05B 4132

Patent

active

043374166

ABSTRACT:
An electric flash apparatus of the present invention comprises a first flashing member having at least one first flash tube, a second flashing member having at least one second flash tube and a flash control arrangement for controlling flashing of said flashing members. The flash control arrangement includes a rectifying circuit, an electric charge storing circuit and a flash tube circuit member. The electric charge storing circuit is provided a first main storage capacitor for supplying the electric energy to the first flash tube and a second main storage capacitor for supplying the electric energy to the second flash tube. The flash tube circuit member is provided with a flash light control means for adjusting quantity of the first and the second flash tubes and a flash timing control means for controlling the flash durations of said flash tubes in order to facilitate the good flashing performance.

REFERENCES:
patent: 2351603 (1944-06-01), Edgerton
patent: 2894174 (1959-07-01), Schankler
patent: 3113495 (1963-10-01), Brandt et al.
patent: 3878429 (1975-04-01), Iwata
patent: 3919594 (1975-11-01), Mahlich et al.
patent: 4068245 (1978-01-01), Ohtaki et al.
patent: 4078240 (1978-03-01), Kaneko et al.

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