Patents by Inventor Robert M. Halsworth

Robert M. Halsworth 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).

  • Power swing training bat
    Patent number: 6949035
    Abstract: The power swing training device of the invention is a tethered, truncated, training device attached by flexible elastic to a fixed anchor point, or to a pulley and weight system. A swivel attachment is attached to the distal end of the training device and a yoke is attached to the swivel attachment, and an elastic cord is attached to the yoke at one end and to a fixed point at the other. In a second embodiment, a cord is hung on a pulley attached to an anchor and a weight is placed at the other end.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: September 27, 2005
    Inventor: Robert M. Halsworth
  • Power swing training bat
    Patent number: 6592474
    Abstract: The power swing training device of the invention is a tethered, truncated, training device attached by flexible elastic to a fixed anchor point, or to a pulley and weight system. A swivel attachment is attached to the distal end of the training device and a flexible yoke is attached to the swivel attachment, and an elastic cord is attached to the yoke at one end and to a fixed point at the other. In a second embodiment, a cord is hung on a pulley attached to an anchor and a weight is placed at the other end.
    Type: Grant
    Filed: July 2, 2002
    Date of Patent: July 15, 2003
    Inventor: Robert M. Halsworth
  • Power swing training bat
    Patent number: 6572497
    Abstract: The power swing training bat of the invention is a tethered, truncated, training bat attached by flexible elastic to a fixed anchor point, or to a pulley and weight system. A swivel attachment is attached to the distal end of the bat and a flexible yoke is attached to the swivel attachment, and an elastic cord is attached to the yoke at one end and to a fixed point at the other. In a second embodiment, a cord is hung on a pulley attached to an anchor and a weight is placed at the other end.
    Type: Grant
    Filed: March 1, 2002
    Date of Patent: June 3, 2003
    Inventor: Robert M. Halsworth