发明名称 |
Counter device for multiple exposure in a camera |
摘要 |
A counting device for counting the number of exposures for a given frame of film in a multiple exposure camera is operable by the winding mechanism of the camera after the film winding spools have been disengaged therefrom. A means is provided for enabling the counter while simultaneously disengaging and locking the film spools and both mechanical and electrical exposures counters are disclosed.
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申请公布号 |
US4191463(A) |
申请公布日期 |
1980.03.04 |
申请号 |
US19780916386 |
申请日期 |
1978.06.16 |
申请人 |
ASAHI KOGAKU KOGYO K K |
发明人 |
ARAI, AKIHIRO;HARAGUCHI, KEISUKE;URANO, FUMIO |
分类号 |
G03B1/60;G03B1/66;G03B9/68;G03B17/36;(IPC1-7):G03B17/36 |
主分类号 |
G03B1/60 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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