Safety system to prevent the functioning of a blender or food processor if the top of its cup is not in place

An electrical culinary appliance constituted by a blender or food processor, said appliance comprising:

• a base including an electric motor;
• a container constructed to be removably secured on said base, said container having a bottom, a cylindrical open top and a handle, said handle having an upper part;
• a food processing tool mounted in the bottom of said container and having coupling means for coupling said tool to said motor to allow said tool to be driven by said motor;
• a lid for closing said open top of said container, said lid being moveable into a closed operating position relative to said container;
• means for limiting axial movement of said lid relative to said container;
• means for limiting rotational movement of said lid relative to said container;
• and
• a safety device including a pin mounted on said container and a switch mounted on said base, wherein:
• said lid includes means for actuating said pin to operate said switch in order to enable motor operation when said lid occupies the closed operating position relative to said container, and
• said appliance further comprises a locking button mounted on said container for movement in a direction to actuate a lock, or to bear against an abutment provided on said lid, or to enter a notch provided on said lid to lock said lid on said container in the closed operating position.