Clutch gear, actuator, rear view device and vehicle

A clutch gear for use in an actuator of a rear view device for a vehicle, comprising:

• a connection gear that defines a hole in its center and that is configured to receive power;
• and
• a body part inserted in the hole, wherein the body part comprises
• a first shaft part,
• a second shaft part,
• a receiving part between the first and second shaft parts,
• a pinion gear, and
• a clutch spring, wherein the clutch spring has an inner surface contacting the second shaft part and an outer surface contacting the connection gear,
• wherein the clutch spring comprises a first end and a second end,
• wherein the clutch spring has a ring shape with an opened region, and wherein the first end and the second end protrude in a direction opposite to a central direction of the clutch spring, and
• wherein the first end and the second end of the clutch spring provide the opened region, and are inserted in first and second clutch spring insertion parts.