| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a linear actuator in which a gap having a predetermined dimension can be kept between the confronting faces of an inner portion and an outer portion arranged along the radial direction of a shaft having a circular cross-section while applying the shaft. <P>SOLUTION: A linear actuator is configured such that a bearing 4 for supporting a shaft 25 with a circular cross-section has an outer fixing portion 413 as a fixing part to an outer portion 2 disposed relatively outside of a fixing portion 2 or a movable portion 3 and an inner fixing portion 412 as a fixing part to an inner portion 3 disposed relatively inside of the fixing portion 2 or the movable portion 3 in which a recess portion 412c is formed; and the inner portion 2 has a round hole 213 penetrating in a thrust direction A and a pin 27 held in the round hole 213 in which a portion projecting in the thrust direction A toward the inner fixing portion 412 is engageable to the recess portion 412c of the fixing portion 412. <P>COPYRIGHT: (C)2013,JPO&INPIT |
