Driving structure for a toy animal

A driving structure for a toy animal having an animal-like skin including two rear feet and two front feet, which driving structure comprises:

• a) a supporting casing including two displacing plates for insertion into the two rear feet, means for mounting the supporting casing to the animal skin, a pair of supporting arms at a front of the supporting casing, each supporting arm having a hole therein, and an extension plate having a curvature slot at a top front of the support casing;
• b) a rotary mechanism casing, a swinging link movably engaged within the curvature slot of the extension plate, a first transmission shaft extending through opposed sides of the rotary mechanism casing, a bias wheel mounted on each of two ends of the first transmission shaft, each bias wheel having an outer convex surface and a cam stud extending outwardly therefrom, the cam studs being engaged within the holes of the supporting arms, and a pair of extension arms extending from a front of the rotary mechanism casing:
• c) a motor;
• d) a motor mounting means carried by the motor for engagement by the extension arms to secure the motor to the rotary mechanism casing, and two swinging arms carried by the motor mounting means for insertion into the two front feet of the skin;
• and
• e) a transmission structure disposed within the rotary mechanism casing for drivingly connecting the motor to the first transmission shaft to rotate same and impart movement to the rotary mechanism casing.