Patents by Inventor Kann Manufacturing Corporation

Kann Manufacturing Corporation 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).

  • OSCILLATING KINGPIN STRUCTURE FOR GRAIN TRAILER
    Publication number: 20130069340
    Abstract: A rocking trailer kingpin assembly for a grain trailer constructed of aluminum or light weight steel includes an upper subframe mounted to the trailer body with a pivotable lower subframe hinged to the upper subframe. The lower subframe includes a skid plate from which a kingpin extends such that the kingpin can be received in the filth wheel coupling, of a truck tractor.
    Type: Application
    Filed: September 21, 2012
    Publication date: March 21, 2013
    Applicant: Kann Manufacturing Corporation
    Inventor: Kann Manufacturing Corporation