Patents by Inventor Robert Arlen HOLIFIELD

Robert Arlen HOLIFIELD 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).

  • Elevator with securing apparatus and method of moving tubulars
    Patent number: 10927616
    Abstract: An elevator for moving a tubular having a tubular body and a joint section comprises an elevator body, a securing apparatus having a first blocking apparatus and a second blocking apparatus biased in a blocking position where a throat of the elevator is blocked, and an actuation apparatus coupled to the first blocking apparatus and the second blocking apparatus and adapted to manually move both the first blocking apparatus and the second blocking apparatus from the blocking position to a non-blocking position.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: February 23, 2021
    Assignee: FORUM US, INC.
    Inventors: Frederik Stoldt, Victor Manuel Eslava Moreno, Robert Dugal, Robert Arlen Holifield
  • ELEVATOR WITH SECURING APPARATUS AND METHOD OF MOVING TUBULARS
    Publication number: 20200165883
    Abstract: An elevator for moving a tubular having a tubular body and a joint section comprises an elevator body, a securing apparatus having a first blocking apparatus and a second blocking apparatus biased in a blocking position where a throat of the elevator is blocked, and an actuation apparatus coupled to the first blocking apparatus and the second blocking apparatus and adapted to manually move both the first blocking apparatus and the second blocking apparatus from the blocking position to a non-blocking position.
    Type: Application
    Filed: January 29, 2020
    Publication date: May 28, 2020
    Inventors: Frederik STOLDT, Victor Manuel ESLAVA MORENO, Robert DUGAL, Robert Arlen HOLIFIELD
  • Elevator with securing apparatus and method of moving tubulars
    Patent number: 10570679
    Abstract: An elevator for moving a tubular having a tubular body and a joint section comprises an elevator body, a securing apparatus having a first blocking apparatus and a second blocking apparatus biased in a blocking position where a throat of the elevator is blocked, and an actuation apparatus coupled to the first blocking apparatus and the second blocking apparatus and adapted to manually move both the first blocking apparatus and the second blocking apparatus from the blocking position to a non-blocking position.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: February 25, 2020
    Assignee: FORUM US, INC.
    Inventors: Frederik Stoldt, Victor Manuel Eslava Moreno, Robert Dugal, Robert Arlen Holifield
  • Tubular transfer system and method
    Patent number: 10329854
    Abstract: A tubular transfer system comprising a boom structure having a first frame telescopically coupled to a second frame. A first actuator is configured to extend and retract the first frame relative to the second frame. A clamp mechanism is coupled to the first frame and configured to grip and lift a tubular. A second actuator is configured to raise and lower the clamp mechanism relative to the first frame.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: June 25, 2019
    Assignee: FORUM US, INC.
    Inventors: Rogelio Rios, Robert Arlen Holifield, Robert Dugal, Justin Wayne Triplett
  • ELEVATOR WITH SECURING APPARATUS AND METHOD OF MOVING TUBULARS
    Publication number: 20190136648
    Abstract: An elevator for moving a tubular having a tubular body and a joint section comprises an elevator body, a securing apparatus having a first blocking apparatus and a second blocking apparatus biased in a blocking position where a throat of the elevator is blocked, and an actuation apparatus coupled to the first blocking apparatus and the second blocking apparatus and adapted to manually move both the first blocking apparatus and the second blocking apparatus from the blocking position to a non-blocking position.
    Type: Application
    Filed: November 8, 2017
    Publication date: May 9, 2019
    Inventors: Frederik STOLDT, Victor Manuel ESLAVA MORENO, Robert DUGAL, Robert Arlen HOLIFIELD
  • TUBULAR TRANSFER SYSTEM AND METHOD
    Publication number: 20180258714
    Abstract: A tubular transfer system comprising a boom structure having a first frame telescopically coupled to a second frame. A first actuator is configured to extend and retract the first frame relative to the second frame. A clamp mechanism is coupled to the first frame and configured to grip and lift a tubular. A second actuator is configured to raise and lower the clamp mechanism relative to the first frame.
    Type: Application
    Filed: March 8, 2017
    Publication date: September 13, 2018
    Inventors: Rogelio RIOS, Robert Arlen HOLIFIELD, Robert DUGAL, Justin Wayne TRIPLETT