Abstract: Automatic apparatus for the weighing and emptying of a product contained in a container equipped with a cover, wherein it comprises means for bringing the container onto a manipulating area, means for grasping the container, bringing it onto a weighing apparatus and placing it in front of a cover manipulating mechanism, said means being controlled by jacks, means for placing the container in a cover manipulating mechanism and for engaging it in a product emptying mechanism, said means being controlled by jacks and the emptying of the product being effected by turning over the container, electrical synchronization means able to control the means and mechanisms described hereinbefore in a first direction in such a way that the container is brought onto the manipulating area, grasped so as to bring it onto a weighing area, placed in the manipulating mechanisms so that the cover is removed, engaged in the product emptying mechanism, then so that the said means and mechanisms are controlled in a second direction o