Patents by Inventor Mark Hennig

Mark Hennig 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).

  • Easy maintenance automatic tire inflation system
    Publication number: 20050194079
    Abstract: An automatic tire inflation system in which air for rotating tires is transmitted through an air connection between an air supply and each of the tires. In particularly, the present invention is directed to a hubcap structure housing a removable plug which provides a simple way to check or replenish the lubricant in the hubcap and allows maintenance or replacing of the wear parts in the rotary air connection without disassembling the tire inflation system.
    Type: Application
    Filed: March 8, 2004
    Publication date: September 8, 2005
    Inventor: Mark Hennig
  • Wheel end assembly high-temperature warning system
    Publication number: 20050156463
    Abstract: The present invention is directed to a wheel end assembly having a high temperature warning system for giving a warning in the event that the temperature in the assembly reaches a predetermined value such as caused by hub bearing failure or a brake related failure. In one embodiment the system may be a stand-alone system for installation on any vehicle such as a trailer. In another embodiment the system may be combined with an automatic tire inflation system.
    Type: Application
    Filed: January 20, 2005
    Publication date: July 21, 2005
    Inventors: Mark Hennig, Frank Sonzala
  • WHEEL END ASSEMBLY HIGH-TEMPERATURE WARNING SYSTEM
    Publication number: 20050052074
    Abstract: The present invention is directed to a wheel end assembly having a high temperature warning system for giving a warning in the event that the temperature in the assembly reaches a predetermined value such as caused by hub bearing failure or a brake related failure. In one embodiment the system may be a stand-alone system for installation on any vehicle such as a trailer. In another embodiment the system may be combined with an automatic tire inflation system.
    Type: Application
    Filed: September 9, 2003
    Publication date: March 10, 2005
    Inventors: Mark Hennig, Frank Sonzala