writing instrument having a barrel and a gear to cause an animation.

摘要

the invention concerns a writing instrument comprising: a main body (1).a cylinder (5) disposed axially in the body to store energy; a wheel (10) comprising at least one rotating about an axis radially mobile relative to the body and meshed with thecylinder; a sound caused by the network element, and a visual animation, for example, a songbird, the back side of the instrument relative to the cylinder.