Developing cartridge and electronic imaging apparatus

An electronic imaging apparatus, comprising a developing cartridge, detachable installed in the electronic imaging apparatus, wherein the developing cartridge comprises:

• a cartridge, configured to accommodate developer therein, wherein the cartridge comprises a first side wall and a second side wall, the first side wall and the second side wall are provided opposite to each other along a first direction;
• a power reception member, configured to receive driving power transmitted from the electronic imaging apparatus, wherein the power reception member is located on the first side wall;
• a rotary member, installed between the first side wall and the second side wall, a first gear is provided at one end of the rotary member, a second gear is provided at the other end of the rotary member;
• the first gear is located at the first side wall, and configured to receive driving power transmitted from the power reception member;
• the second gear is located at the second side wall, and configured to receive driving power transmitted from the rotary member;
• and
• an activation member, positioned in the second side wall which can receive driving power transmitted by the second gear;
• wherein the activation member comprises a movable member and a trigger portion is provided at the movable member, the trigger portion can trigger a detection part of the electronic imaging apparatus to recognize the developing cartridge by controlling the movable member, and the movable member is configured to move in a translational motion or rotatable manner about the rotation axis that is not parallel with the first direction.