Patents by Inventor Yoann CHEVALLIER

Yoann CHEVALLIER 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).

  • Hydraulically controlled diaphragm pump comprising a dedicated degassing path
    Patent number: 9856870
    Abstract: The invention relates to a pump comprising a dosage head (1) comprising a first part (2) and a second part (7) in which there is provided a hydraulic chamber (8) which is filled with a fluid and a dosage body (14) comprising means for driving a piston (13) of the pump in translation in the hydraulic chamber, a valve (17) for regularization of pressure in the hydraulic chamber, and at least one degassing path (33, 34, 36, 37) which extends in the second part, such that a first end of the path which forms the lowest point of the said path opens out at a junction between the piston and a seal fitted on the piston, and a second end of the path which forms the highest point of the said path opens out into a hollow body of the said valve.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: January 2, 2018
    Assignee: Milton Roy Europe
    Inventor: Yoann Chevallier
  • HYDRAULICALLY CONTROLLED DIAPHRAGM PUMP COMPRISING A DEDICATED DEGASSING PATH
    Publication number: 20150345488
    Abstract: The invention relates to a pump comprising a dosage head (1) comprising a first part (2) and a second part (7) in which there is provided a hydraulic chamber (8) which is filled with a fluid and a dosage body (14) comprising means for driving a piston (13) of the pump in translation in the hydraulic chamber, a valve (17) for regularization of pressure in the hydraulic chamber, and at least one degassing path (33, 34, 36, 37) which extends in the second part, such that a first end of the path which forms the lowest point of the said path opens out at a junction between the piston and a seal fitted on the piston, and a second end of the path which forms the highest point of the said path opens out into a hollow body of the said valve.
    Type: Application
    Filed: May 27, 2015
    Publication date: December 3, 2015
    Inventor: Yoann CHEVALLIER
  • Metering pump
    Patent number: D757825
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: May 31, 2016
    Assignee: Milton Roy, LLC
    Inventors: Yoann Chevallier, Benjamin E. Heisey, Patrick Sweeney