Patents by Inventor Michael Hrapowicki

Michael Hrapowicki 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).

  • Patent number: 6575482
    Abstract: A pull cart for removably securing and transporting an elongate object. The pull cart includes a frame, a pair of spaced-apart wheels rotatably attached to the frame, a handle attached to the frame and an elongate object holder. The elongate object holder includes a first finger, a second finger and a third finger. The first finger and the second finger are arranged as a pair of spaced-apart fingers and are located on the opposite sides of the elongate object. The third finger is longitudinally spaced from the first finger and the second finger. The elongate object holder also includes a tension spring adapted to move at least one of the first finger and the second finger relatively closer to the elongate object so that the first finger, the second finger and the third finger are each in contact with the elongate object and the elongate object is removably held onto the pull cart.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: June 10, 2003
    Inventors: Daniel F. Dombroskie, Michael Hrapowicki
  • Publication number: 20030020250
    Abstract: The present invention discloses a pull cart for removably securing and transporting an elongate object. The pull cart includes a frame, a pair of spaced-apart wheels rotatably attached to the frame, a handle attached to the frame and an elongate object holder. The elongate object holder includes a first finger, a second finger and a third finger. The first finger and the second finger are arranged as a pair of spaced-apart fingers and are located on the opposite sides of the elongate object. The third finger is longitudinally spaced from the first finger and the second finger. The elongate object holder also includes a tension spring adapted to move at least one of the first finger and the second finger relatively closer to the elongate object so that the first finger, the second finger and the third finger are each in contact with the elongate object and the elongate object is removably held onto the pull cart.
    Type: Application
    Filed: July 24, 2001
    Publication date: January 30, 2003
    Inventors: Daniel F. Dombroskie, Michael Hrapowicki