Patents by Inventor Robert J. Mistarz

Robert J. Mistarz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4326567
    Abstract: A filling machine for dispensing sometimes viscous liquid in measured amounts to containers wherein a carrier supports a plurality of individual containers with open upper ends for lateral orbiting movement with a central tank, a pump and valve assembly orbits with the carrier and has a plurality of rotary valves, communicating with outward passages from the tank and with piston pumps, and also communicating the piston pumps with dispensing openings arranged above the containers. The pistons of the pumps are controlled by a pivotal cam track which can be swung to various positions to change the extent of the suction stroke of each piston, when operated by an actuating member. The machine is particularly designed for disassembly and for cleaning.
    Type: Grant
    Filed: December 26, 1979
    Date of Patent: April 27, 1982
    Assignee: Vercon Inc.
    Inventor: Robert J. Mistarz