Patents by Inventor Tony McKeown

Tony McKeown 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).

  • Coupler for coupling an attachment to a dipper arm
    Patent number: 11952737
    Abstract: A quick hitch coupler for coupling an attachment to a dipper arm of an excavator, the quick hitch coupler comprising: (a) a body member adapted for coupling to the dipper arm, (b) a fixed engaging jaw mounted on the body member for engaging a first one of a pair of coupling pins mounted on the attachment, (c) a movable engaging jaw mounted on the body member for engaging a second one of the pair of coupling pins of the attachment, the movable engaging jaw being movable between an engaged state with the movable engaging jaw engaging the second coupling pin while the fixed engaging jaw engages the first coupling pin for coupling the attachment to the coupler, and a disengaged state for disengaging the second coupling pin, (d) a latch co-operable with the fixed engaging jaw for retaining the first coupling pin of the attachment engaged in the fixed engaging jaw the latch being alternately operable in a latched state co-operating with the fixed engaging jaw for retaining the first coupling pin in the fixed eng
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: April 9, 2024
    Assignee: Geith International Limited
    Inventors: Martin McCormack, Tony McKeown
  • A Coupler for Coupling an Attachment to a Dipper Arm
    Publication number: 20220042274
    Abstract: A quick hitch coupler for coupling an attachment to a dipper arm of an excavator, the quick hitch coupler comprising: (a) a body member adapted for coupling to the dipper arm, (b) a fixed engaging jaw mounted on the body member for engaging a first one of a pair of coupling pins mounted on the attachment, (c) a movable engaging jaw mounted on the body member for engaging a second one of the pair of coupling pins of the attachment, the movable engaging jaw being movable between an engaged state with the movable engaging jaw engaging the second coupling pin while the fixed engaging jaw engages the first coupling pin for coupling the attachment to the coupler, and a disengaged state for disengaging the second coupling pin, (d) a latch co-operable with the fixed engaging jaw for retaining the first coupling pin of the attachment engaged in the fixed engaging jaw the latch being alternately operable in a latched state co-operating with the fixed engaging jaw for retaining the first coupling pin in the fixed eng
    Type: Application
    Filed: December 20, 2019
    Publication date: February 10, 2022
    Inventors: Martin McCormack, Tony McKeown