Method of and automatic machine for checking the bacteriological quality of a liquid in a vessel.

摘要

The machine of the invention essentially comprises a conveyor (2) having bars (8) in order step by step to move rows of vessels (7) for testing, this conveyor being mounted horizontally on a frame (1) which carries a tray (3) arranged over the conveyor (2) and supporting: a moving table (4) receiving a microtitration stage (11) carrying cups (12) containing an appropriate reagent, a device (5) for withdrawing through needles (17) a minimum quantity of liquid from the vessels (7), and a device (6) for passing right through the vessels (7), the liquid being evacuated from the machine through an emptying spout (24). The machine of the invention applies especially to checking the bacteriological quality of long-life milk. <IMAGE>