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:
Sep. 04, 1984
Filed:
Mar. 01, 1982
Yoshiyuki Takematsu, Tokyo, JP;
Fuji Koeki Corporation, Tokyo, JP;
Abstract
The present invention provides an electric flash apparatus which comprises power supplying means, trigger signal generating means, flashlight generating means, trigger signal controlling means for controlling the trigger signal generating means and flashlight quantity control means for adjusting automatically the light quantity of the flashlight. The electric flash apparatus of the invention can operate as a mono-flashing device and as a multi-flashing device, and the electric flash apparatus of the invention further can control quantity of the flashlight of a flash tube in both of the mono-flashing operation and the multi-flashing operation, in spite of the photographing distance.