FIELD: materials handling; devices for dispensing liquid products into preformed bags with control of their filling. SUBSTANCE: product is delivered from source to metering chamber through delivery valve and then to metering valve for filling ready-made bags. Valves are provided with valve rod reciprocating for opening and closing of valve. Valve rod moves in channel through which product by-passes the bearing. Bearing have balls engaging with rod and channel wall. Use of balls rod support facilitates cleaning of channel after operation and provides reliable support of valve rod. EFFECT: enhanced operation. 9 cl, 5 dwg
