| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lens drive device for converting rotation of a lead screw into straight line motion using a nut member to move a lens, which allows reducing the number of components and achieving stable operation. <P>SOLUTION: In a nut member 3 provided in a lens drive device 50, an elastic part 32 for returning the nut member 3 detached from a thread part 2a of a lead screw 2 to a non-threaded part 2b thereof to the threaded part 2a is integrally molded. <P>COPYRIGHT: (C)2013,JPO&INPIT |
