Patents by Inventor Jouanno Guillaume

Jouanno Guillaume 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).

  • Cam follower, injection pump and valve actuator comprising such a cam follower, and manufacturing method
    Patent number: 10087789
    Abstract: The invention concerns a cam follower including a tappet having a cylindrical outer surface centered on a longitudinal axis (Y1) and adapted to slide in a housing surrounding the tappet, a pin extending between two opposite ends along a transverse axis (X1) perpendicular to the longitudinal axis (Y1), a roller element movable in rotation relative to the pin around the transverse axis (X1) and adapted to roll on a cam, and an antirotation member for preventing a rotation of the tappet around the longitudinal axis (Y1) in the housing. According to the invention, the antirotation member is one of overmolded onto the tappet and the tappet is overmolded onto the antirotation member. The invention also concerns an injection pump for a motor vehicle, each having a cam follower. The invention also concerns a method for manufacturing a cam follower.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: October 2, 2018
    Assignee: AKTIEBOLAGET SKF
    Inventors: Jouanno Guillaume, Nicolas Berruet, François Champalou, Benoît Hauvespre, Samuel Viault
  • CAM FOLLOWER, INJECTION PUMP AND VALVE ACTUATOR COMPRISING SUCH A CAM FOLLOWER, AND MANUFACTURING METHOD
    Publication number: 20160305290
    Abstract: The invention concerns a cam follower including a tappet having a cylindrical outer surface centered on a longitudinal axis (Y1) and adapted to slide in a housing surrounding the tappet, a pin extending between two opposite ends along a transverse axis (X1) perpendicular to the longitudinal axis (Y1), a roller element movable in rotation relative to the pin around the transverse axis (X1) and adapted to roll on a cam, and an antirotation member for preventing a rotation of the tappet around the longitudinal axis (Y1) in the housing. According to the invention, the antirotation member is one of overmoulded onto the tappet and the tappet is overmolded onto the antirotation member. The invention also concerns an injection pump for a motor vehicle, each having a cam follower. The invention also concerns a method for manufacturing a cam follower.
    Type: Application
    Filed: April 14, 2016
    Publication date: October 20, 2016
    Applicant: Aktiebolaget SKF
    Inventors: Jouanno Guillaume, Nicolas Berruet, François Champalou, Benoît Hauvespre, Samuel Viault