Patents by Inventor Alexis FONTAINE

Alexis FONTAINE 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).

  • Positive displacement pump having an eccentric piston
    Patent number: 11619227
    Abstract: Some embodiments are directed to a positive displacement pump having an eccentric piston, comprising a tube having a first end and a second end that is terminated by a cylinder secured to a delivery zone, the tube including an intake opening and a delivery opening, a drive shaft extending between the transmission zone and the tube, a piston arranged in the delivery zone and mounted in a sliding manner at the end of the shaft, being pressed against the cylinder by an elastic presser so as to prevent fluid displacement between the tube and the delivery zone when the pump is dry, and the elastic presser is provided to press the piston against the cylinder when the pump is running under load.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: April 4, 2023
    Assignee: MOUVEX
    Inventors: Yann Besnier, Alexis Fontaine
  • POSITIVE DISPLACEMENT PUMP HAVING AN ECCENTRIC PISTON
    Publication number: 20200271112
    Abstract: Some embodiments are directed to a positive displacement pump having an eccentric piston, comprising a tube having a first end and a second end that is terminated by a cylinder secured to a delivery zone, the tube including an intake opening and a delivery opening, a drive shaft extending between the transmission zone and the tube, a piston arranged in the delivery zone and mounted in a sliding manner at the end of the shaft, being pressed against the cylinder by an elastic presser so as to prevent fluid displacement between the tube and the delivery zone when the pump is dry, and the elastic presser is provided to press the piston against the cylinder when the pump is running under load.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 27, 2020
    Inventors: Yann BESNIER, Alexis FONTAINE