Camera having a connector common to a flash bulb unit and an ele

Details Camera having a connector common to a flash bulb unit and an ele Camera having a connector common to a flash bulb unit and an ele

1981-02-18

1982-04-27

Griffin, Donald A.

354 64, 354145, G03B 700, G03B 1505, G03B 1708

Patent

active

043267858

ABSTRACT:
A camera provided with first connecting means capable of being selectively coupled to second connecting means of a flash bulb unit and third connecting means of an electronic flash unit and having a first terminal connectable in common to a synchronizing terminal in the second connecting means and a tuning shutter time setting signal terminal in the third connecting means, a second terminal connected to a synchronizing terminal in the third connecting means, and a third terminal connected in common to ground terminals in the second and third connecting means includes a tuning shutter time setting circuit having its input terminal connected to the first terminal, and a protective circuit for the tuning shutter time setting circuit.

REFERENCES:
patent: 3786734 (1974-01-01), Long et al.
patent: 3971050 (1976-07-01), Okuno et al.
patent: 4016575 (1977-04-01), Uchiyama et al.
patent: 4067028 (1978-01-01), Lermann et al.
patent: 4095245 (1978-06-01), Kuraishi
patent: 4190335 (1980-02-01), Maitani
patent: 4222647 (1980-09-01), Kawarada et al.

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