发明名称 |
Zoom ratio adjusting device and camera equipped with the same |
摘要 |
A zoom ratio adjusting device includes a member movable between a telephoto end position and a wide-angle end position on opposite sides of a neutral position which is provided with a first and a second elastic arm, each arm being deformable while the zoom ratio adjusting member moves toward each of the telephoto end and wide-angle end positions to accumulate reactive force for returning the member to the neutral position and to hold the zoom ratio adjusting member in the neutral position.
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申请公布号 |
US6018632(A) |
申请公布日期 |
2000.01.25 |
申请号 |
US19980168612 |
申请日期 |
1998.10.09 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
TAKAMURA, MASASHI |
分类号 |
G02B7/10;(IPC1-7):G03B17/00 |
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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