| 摘要 |
A motor 1 for example and electric motor adapted for use in a vehicle windscreen wiper system, comprises an armature spindle 4 supported for rotation about its longitudinal axis A-A by a bearing 6, and includes a thrust spring 13 disposed between facing portions of the mounting housing 3 and adjacent end of the spindle 4, and arranged to exert such axial thrust on the spindle 4 and to bias load carrying components of the main bearing 6 into constant running contact. The spring 13 may comprise a generally flat spring leaf 17 having a portion 17'' affording a bearing surface which preferably includes a dished thrust surface 19 in which the adjacent rounded end of the spindle 4 locates. |
