Patents by Inventor Robert Cahlander

Robert Cahlander 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).

  • Hitch assembly for converting a wheelbarrow to a towable trailer
    Patent number: 8382138
    Abstract: A hitch device for converting a conventional wheelbarrow into a towable trailer. The wheelbarrow includes a tub, handles and at least one wheel. The hitch device includes an elongated tow bar, first and second engagement members, and a vehicle coupling assembly. Each of the engagement members has a handle capture, a cross bar, and a base. The handle capture is configured to slidably receive one of the wheelbarrow handles, and is connected to the cross bar. The base also projects from the cross bar. The first engagement member is separate from the tow bar, whereas the second engagement member is affixed to the tow bar. The handle captures are received over the wheelbarrow handles, respectively, and the bases fastened to one another to connect the first engagement member with the tow bar such that the hitch device is mounted to the wheelbarrow handles in a wedge-like fashion.
    Type: Grant
    Filed: July 19, 2011
    Date of Patent: February 26, 2013
    Inventors: David W. Carroll, Robert Cahlander
  • HITCH ASSEMBLY FOR CONVERTING A WHEELBARROW TO A TOWABLE TRAILER
    Publication number: 20120187657
    Abstract: A hitch device for converting a conventional wheelbarrow into a towable trailer. The wheelbarrow includes a tub, handles and at least one wheel. The hitch device includes an elongated tow bar, first and second engagement members, and a vehicle coupling assembly. Each of the engagement members has a handle capture, a cross bar, and a base. The handle capture is configured to slidably receive one of the wheelbarrow handles, and is connected to the cross bar. The base also projects from the cross bar. The first engagement member is separate from the tow bar, whereas the second engagement member is affixed to the tow bar. The handle captures are received over the wheelbarrow handles, respectively, and the bases fastened to one another to connect the first engagement member with the tow bar such that the hitch device is mounted to the wheelbarrow handles in a wedge-like fashion.
    Type: Application
    Filed: July 19, 2011
    Publication date: July 26, 2012
    Inventors: David W. Carroll, Robert Cahlander