Back to results
US 11,717,797 B2Granted
Systems and methods related to fluid pumping
OwnerAaron Hirschmann, Robert Fesusinventors
Life of this patent
Estimating the term…
Abstract
Systems for a plastic pump/actuator capable of containing and pumping organic solvents and lubricants and having a more desirable lubricity within the system. The system has at least two cylinders, with plungers therein, oppositely disposed from each other and configured to operably connect to a pump.
Claims9
A reciprocating actuator assembly comprising:
- a first cylinder;
- a first plunger with a first piston configured to translate within and in frictional contact with the first cylinder;
- a second cylinder configured to be coupled to and in fluid communication with the first cylinder;
- a second plunger with a second piston configured to translate within and in frictional contact with the second cylinder;
- and
- a fluoropolymer coating applied within the first cylinder, within the second cylinder, and to the first piston and the second piston.
3 more elements
Dependencies are inferred from the claim text.