| 摘要 |
A linear actuator (100) that is provided with: a first tube (10) that has provided to the inside thereof a plurality of coils (41) that are held by a cylindrical yoke (40); a rod (30) that can move inside the yoke (40) in the axial direction; a plurality of permanent magnets (31) that are held by the rod (30) so as to be aligned in the axial direction and that are provided so as to face the plurality of coils (41); and a pair of trunnion shafts (1) that are provided so as to be coaxial with an outer circumferential part of the first tube (10). At least one of the pair of trunnion shafts (1) has provided thereto a through hole (1A) through which wiring (44) that is connected to the plurality of coils (41) is led out. |
