Collecting milk by vacuum by means of trucks fitted with special equipment and a body adapted to this principle

Claim 1

A VEHICLE FOR COLLECTION OF MILK AND OTHER LIQUIDS COMPRISING A TANK, MEANS COMMUNICATING WITH SAID TANK FOR DRAWING A PARTIAL VACUUM IN SAID TANK, MILK RECEIVING MEANS FOR RECEIVING MILK TO BE TRANSFERRED TO SAID TANK, SAID RECEIVING MEANS HAVING AN OUTLET IN COMMUNICATION WITH SAID TANK, SAID OUTLET BEING POSITIONED AT A LOWER LEVEL THAN THE TOP OF SAID TANK, AND MILK SAMPLING MEANS FOR EXTRACTING A SAMPLE OF MILK RECEIVED IN SAID RECEIVING MEANS, SAID MILK SAMPLING MEANS COMPRISING A SAMPLING RECEPTACLE, CONDUIT MEANS CONNECTING SAID RECEPTACLE TO SAID VACUUM DRAWING MEANS AND TO SAID RECEIVING MEANS FOR DRAWING A SAMPLE OF MILK FROM SAID RECEIVING MEANS INTO SAID RECEPTACLE, VALVE MEANS IN SAID RECEPTACLE FOR EXTERNALLY DISCHARGING A SAMPLE OF MILK FROM SAID RECEPTACLE, AND CONTROL MEANS FOR CONTROLLING THE VACUUM IN SAID RECEPTACLE IN ORDER TO DRAW A SAMPLE OF MILK THEREIN.