Video camera having DC power source light

Details Video camera having DC power source light Video camera having DC power source light

1990-06-27

1992-07-14

Perkey, W. B.

3541271, 3541451, G03B 1505

Patent

active

051307413

ABSTRACT:
A DC power source light which is mountable to and dismountable from a camera body of a video camera is supplied with power from a battery provided in said camera body so that said DC power source light is made compact and light in weight. Further, either said camera body or said DC power source light has a unit for preventing excess discharge of said battery and a unit for preventing excess current when the switch is turned on, thereby to protect said battery.

REFERENCES:
patent: Re32177 (1986-06-01), Hashimoto et al.
patent: 3712197 (1973-01-01), Wagner
patent: 3810212 (1974-05-01), Biber
patent: 4201463 (1980-05-01), Harigoya et al.
patent: 4249813 (1981-02-01), Nihei
patent: 4860113 (1989-08-01), Miyamoto et al.
patent: 4924246 (1990-05-01), Yamada et al.
patent: 5006881 (1991-04-01), Kodama
patent: 5027150 (1991-06-01), Inoue et al.

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