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    • 39. 发明授权
    • Camera lens driving device with rectilinear guide and flexible
electrical substrate
    • 相机镜头驱动装置,具有直线导轨和柔性电气基板
    • US5515135A
    • 1996-05-07
    • US480386
    • 1995-06-07
    • Akira KatayamaHiroshi TerunumaNoriyasu Kotani
    • Akira KatayamaHiroshi TerunumaNoriyasu Kotani
    • G02B7/10G03B17/04G03B17/00
    • G02B7/10G03B17/04G03B2217/002
    • A lens driving device for a zoom and a multifocus lens housing of a camera, the lens driving device comprising a holding member for holding imaging lenses and having a first helicoid formed relative to the optical axis of the lenses; a rotary member having a second helicoid which is arranged to engage to the first helicoid, the rotary member being arranged to be engaged to the holding member via the two helicoids and rotatably supported relative to the optical axis to a camera housing; a guide member which is provided for either of the holding member or the camera housing and which has two guide surfaces extending in the direction of the optical axis; and supporting members provided for the residual one of the holding member and the camera housing and having at least one pair of rotary members to which the guide surfaces of the guide member are brought into contact, whereby the contact of the guide member and the supporting members prevents the rotation of the holding member and allows the holding member to rectilinearly move in the direction of the optical axis in accordance with the rotation of the rotary member. As a result, the contact between the guide member and the supporting member prevents the rotation of the holding member, allows the holding member to rectilinearly move in the direction of the optical axis of the lens in accordance with the rotation of the rotary member so that the lens group can smoothly rectilinearly move.
    • 一种用于变焦的透镜驱动装置和相机的多焦点透镜壳体,所述透镜驱动装置包括用于保持成像透镜并具有相对于透镜的光轴形成的第一螺旋形的保持构件; 具有第二螺旋体的旋转构件,所述旋转构件布置成与所述第一螺旋体接合,所述旋转构件布置成经由所述两个螺旋体与所述保持构件接合并相对于所述光轴可旋转地支撑到照相机壳体; 引导构件,其设置用于保持构件或摄像机壳体中的任一个,并且具有沿光轴方向延伸的两个引导表面; 以及为保持构件和照相机壳体中的剩余部分设置的支撑构件,并且具有至少一对旋转构件,引导构件的引导表面与其接触,由此引导构件和支撑构件的接触 防止保持构件的旋转,并且允许保持构件根据旋转构件的旋转沿着光轴的方向直线地移动。 结果,引导构件和支撑构件之间的接触防止保持构件的旋转,允许保持构件根据旋转构件的旋转沿着透镜的光轴的方向直线地移动,使得 镜头组可以顺利地直线移动。