Patents by Inventor Oliver Martyn Hayes

Oliver Martyn Hayes 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).

  • Hydraulic actuator arrangement
    Patent number: 10724210
    Abstract: A hydraulic actuator with a sensor mounted on the actuator cylinder for determining the position of the actuator. The arrangement comprises a hydraulic actuator which includes a cylinder having a bore in which a piston is slidably mounted for movement along the cylinder to extend and retract the hydraulic actuator. The cylinder has a side wall and a cylinder aperture extending through the side wall. A wire actuated encoder is mounted on the external surface of the cylinder, which has a wire which extends through the cylinder aperture and is attached to the piston for determining a stroke position of the piston within the cylinder.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: July 28, 2020
    Assignee: Caterpillar Inc.
    Inventors: Oliver Martyn Hayes, Simon Richard Conway
  • HYDRAULIC ACTUATOR ARRANGEMENT
    Publication number: 20180094407
    Abstract: A hydraulic actuator with a sensor mounted on the actuator cylinder for determining the position of the actuator. The arrangement comprises a hydraulic actuator which includes a cylinder having a bore in which a piston is slidably mounted for movement along the cylinder to extend and retract the hydraulic actuator. The cylinder has a side wall and a cylinder aperture extending through the side wall. A wire actuated encoder is mounted on the external surface of the cylinder, which has a wire which extends through the cylinder aperture and is attached to the piston for determining a stroke position of the piston within the cylinder.
    Type: Application
    Filed: September 20, 2017
    Publication date: April 5, 2018
    Applicant: Caterpillar Inc.
    Inventors: Oliver Martyn Hayes, Simon Richard Conway