Metered receptacle filler for liq. or paste products - uses sliding piston arrangement and coaxial telescopic pipe anchored into spring-return piston

摘要

The filling post holds the tube to be filled and plunges into it by a rotary movement. In the filling tube (2) is a telescopic pipe (8), co-axial with it and at its top (10) it connects with an antechamber (6) and has a piston (12) sealed and guided relative to the filling tube. - At the lower end (16) is an opening (20) in an annular plate (18) covering the end of the tube to be filled. A return spring (24) is incorporated and at the bottom of the piston base are vent openings (26).(1/3)