Patent ID: 7044707

Claim:
A machine for moving receptacles in front of at least one inspection station, along a given direction, said machine comprising: a lower frame supporting a front half-carriage and a back half-carriage extending along longitudinal planes parallel to each other, each half-carriage comprising: a motorized device for driving at least one belt in rotation, the motorized drive device being located at a first end of the half-carriage, at least one return device for at least one belt, located at the second end of the half-carriage, at least one first endless drive belt installed between the motorized drive device and the return device with one strand placed at a distance from the strand of the belt supported by the other half-carriage so as to delimit a receptacle gripping and movement path between them, wherein the lower frame has at least two transverse sides one of which has a passage compartment for the end of a receptacle input conveyor designed to cooperate with a return head on the input side, installed on the frame, while the other transverse side has a passage compartment for the end of a receptacle output conveyor designed to cooperate with a return head on the output side, installed on the frame, to delimit a volume interrupting the conveyance, each transverse side being provided with a linear guide system extending on the outside of the conveyance interruption volume, the front half-carriage and the back half-carriage comprising a mobile carrier, each half-carriage comprising a rigid bridge installed at each end, and sliding on the linear guide systems, and a displacement system connected to at least one of the half carriages and adapted to move one half-carriage away from or towards the other half-carriage, and located outside the conveyance interruption volume.