F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
103/46
F04B 7/00 (2006.01) F03B 13/00 (2006.01) F04B 13/00 (2006.01) F04B 49/12 (2006.01)
Patent
CA 1260761
ABSTRACT An arrangement for the volume-controlled feed of a medium, e.g. a liquid,in an outer flow system, comprising a movable pump piston and a metering chamber in connection, or connectable, to the flow system via a valve-controlled inlet and outlet for the intake and discharge respectively of the medium in time with the working cycles of the pump piston . To make possible the change between different desired feed volumes of the medium the arrangement has a wall element delimiting the volume of the metering chamber which is movable inside the metering chamber for the adjustment of the desired metering chamber volume.
516380
Berlin Bo
Nedstedt Gert
Aktiebolaget Tetra Pak
Marks & Clerk
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