Patents by Inventor Mark Orton Goodwin

Mark Orton Goodwin 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 system
    Patent number: 11466434
    Abstract: A hydraulic system for a working machine, the hydraulic system includes: a hydraulic fluid reservoir; a boom actuator having an ascending chamber and a descending chamber; a first pump; a first directional control valve comprising a first ascending state configured for moving the boom in the ascending direction, a descending state configured for moving the boom actuator in the descending direction, and a first neutral state; a second pump; a second directional control valve comprising a second ascending state configured for moving the boom actuator in the ascending direction, and a second neutral state; wherein the second directional control valve further comprises a float state configured to connect at least one of the ascending and descending chambers to the hydraulic reservoir for permitting the boom to move freely in the descending and/or descending directions.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: October 11, 2022
    Assignee: JC Bamford Excavators Limited
    Inventors: Kyle Scott Abell, Mark Orton Goodwin
  • HYDRAULIC SYSTEM
    Publication number: 20210301499
    Abstract: A hydraulic system for a working machine, the hydraulic system includes: a hydraulic fluid reservoir; a boom actuator having an ascending chamber and a descending chamber; a first pump; a first directional control valve comprising a first ascending state configured for moving the boom in the ascending direction, a descending state configured for moving the boom actuator in the descending direction, and a first neutral state; a second pump; a second directional control valve comprising a second ascending state configured for moving the boom actuator in the ascending direction, and a second neutral state; wherein the second directional control valve further comprises a float state configured to connect at least one of the ascending and descending chambers to the hydraulic reservoir for permitting the boom to move freely in the descending and/or descending directions.
    Type: Application
    Filed: March 24, 2021
    Publication date: September 30, 2021
    Applicant: JC Bamford Excavators Limited
    Inventors: Kyle Scott Abell, Mark Orton Goodwin