| 发明名称 |
Camera with lens protection barrier member opened/closed with uniform force |
| 摘要 |
A camera has a lens protection barrier member and an opening/closing mechanism that includes a cam and a spring member, the force of which varies. The cam is designed so as to compensate for the variation of spring force and maintain a uniform operating load.
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| 申请公布号 |
US5602607(A) |
申请公布日期 |
1997.02.11 |
| 申请号 |
US19950473904 |
申请日期 |
1995.06.07 |
| 申请人 |
NIKON CORPORATION |
发明人 |
KATO, MINORU;IMURA, YOSHIO |
| 分类号 |
G02B7/10;G03B17/04;(IPC1-7):G03B17/04 |
主分类号 |
G02B7/10 |
| 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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