Electric motor, e.g. linear or torque motor, has one or more coils, with u-shaped fins which abut sides of coils

摘要

The motor has at least one coil (10-21) comprising two opposing sides. A fin (23,24) is provided on at least one of the sides, and brought into contact. The facing sides of multiple coils preferably abut the fin. The fin may be u-shaped with two limbs (25-28) connected by a base (29,30).