| 主权项 |
1. A driving device comprising:
a fixing member comprising a first frame extending in one direction along a rotation axis of a rotated member, and a second frame extending in another direction along the rotation axis of the rotated member; a first supporting member attached to the first frame, and disposed between the first frame and the rotated member; a second supporting member attached to the second frame, and disposed between the second frame and the rotated member, wherein the first supporting member comprises:
a first case provided with a first through hole, and fixed to one of the first frame and the rotated member;a first supporting shaft passing through the first through hole, and fixed to the other of the first frame and the rotated member; anda first bearing disposed between the first case and the first supporting shaft, the second supporting member comprises:
a second case provided with a second through hole, and fixed to one of the second frame and the rotated member;a second supporting shaft passing through the second through hole, and fixed to the other of the second frame and the rotated member; anda second bearing disposed between the second case and the second supporting shaft, only one first bearing is disposed between the first case and the first supporting shaft, and only one second bearing is disposed between the second case and the second supporting shaft. |
