Patents by Inventor Etienne Leruth

Etienne Leruth 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).

  • Secondary dampening assembly for shock absorber
    Patent number: 9605726
    Abstract: A shock absorber is disclosed having a secondary dampening assembly for dampening movement of an inner assembly within the shock absorber. The secondary dampening assembly includes a hydraulic stop piston and a hydraulic stop sleeve. The hydraulic stop piston is carried by an extender with a gap defined radially between the hydraulic stop piston and the extender to allow radial movement. The hydraulic stop sleeve has an open end for receiving the hydraulic stop piston and a flow groove that extends longitudinally along an inner surface of the hydraulic stop sleeve.
    Type: Grant
    Filed: February 3, 2016
    Date of Patent: March 28, 2017
    Assignee: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
    Inventors: Frederik Baldoni, Etienne Leruth
  • SECONDARY DAMPENING ASSEMBLY FOR SHOCK ABSORBER
    Publication number: 20160223045
    Abstract: A shock absorber is disclosed having a secondary dampening assembly for dampening movement of an inner assembly within the shock absorber. The secondary dampening assembly includes a hydraulic stop piston and a hydraulic stop sleeve. The hydraulic stop piston is carried by an extender with a gap defined radially between the hydraulic stop piston and the extender to allow radial movement. The hydraulic stop sleeve has an open end for receiving the hydraulic stop piston and a flow groove that extends longitudinally along an inner surface of the hydraulic stop sleeve.
    Type: Application
    Filed: February 3, 2016
    Publication date: August 4, 2016
    Inventors: Frederik Baldoni, Etienne Leruth