1990-03-09
1990-11-13
Gellner, Michael L.
G03B 1505
Patent
active
049705385
ABSTRACT:
A camera comprising a flash unit attachable to a camera body, a switching device and a control device. The flash unit includes a light emitter switchable between an emission permit state in which the light emitter is projected from a body of the flash device and an emission prohibit state in which the light emitter is retracted into the body. The flash unit further includes a control circuit for selectively placing the light emitter in the emission permit state and the emission prohibit state. A main switch is provided in the camera body to be switchable between a position for permitting a camera operation and a position for prohibiting the camera operation. When the light emitter is placed in the emission permit state when the main switch is switched to the position for permitting the camera operation.
REFERENCES:
patent: 4363542 (1982-12-01), Kondo et al.
Fujino Akihiko
Ichikawa Tsutomu
Ishikawa Norio
Kitaura Mashio
Nakasa Masayuki
Gellner Michael L.
Minolta Camera Kabushiki Kaisha
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