The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 29, 1982
Filed:
Apr. 16, 1980
Yoshiyuki Takematsu, Tokyo, JP;
Fuji Koeki Corporation, Tokyo, JP;
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.