Hammer for striking bell 1

Hammer for striking bell 2

Rotary table 1

Rotary table 2

Mechanism for displaying two pannels

Passing river by its flow 1

Passing river by its flow 2

Magic chest 1

Inventor dragonfly

Inventor Earth motion

Inventor writing robot

Hands up dummy 1

Hands up dummy 2

Sphere rotating around two perpendicular axes

Mechanism for American TV show Top Shot

Mini hay baler