发明名称 |
Shutter for camera |
摘要 |
A shutter for a camera including a plurality of successively overlapping light shielding blades and a plurality of driving arms for holding and driving said blades to produce linked parallel movements of said blades, in which at least one hole is formed in at least one of said arms to reduce weight of the arms.
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申请公布号 |
US4825236(A) |
申请公布日期 |
1989.04.25 |
申请号 |
US19870010399 |
申请日期 |
1987.02.03 |
申请人 |
CANON DENSHI KABUSHIKI KAISHA |
发明人 |
HASHIMOTO, TEIJI;SHIMADA, FUMIO;MOCHIDA, FUMIO |
分类号 |
G03B9/36;G03B9/18;(IPC1-7):G03B9/40 |
主分类号 |
G03B9/36 |
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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