发明名称 |
Actuator apparatus and image pickup unit |
摘要 |
An actuator apparatus of the present invention includes a movable body that is arranged so as to be movable forward or rearward, and a shape memory alloy wire that is provided directly or indirectly to the movable body so as to enter a non-tension state at an ordinary temperature. The shape memory alloy wire is subjected to expansion/contraction control in which an electric current is applied thereto from a power supply portion of an external control circuit portion to change a temperature thereof to a predetermined temperature.
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申请公布号 |
US7961412(B2) |
申请公布日期 |
2011.06.14 |
申请号 |
US20090478406 |
申请日期 |
2009.06.04 |
申请人 |
OLYMPUS MEDICAL SYSTEMS CORP. |
发明人 |
IWASAKI SEIJI;KUCHIMARU TORU;ISHIDA YUUYA;SAKAI SEIJI |
分类号 |
G02B7/02;A61B1/00 |
主分类号 |
G02B7/02 |
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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