Patents by Inventor John Stephen Bubulka

John Stephen Bubulka 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: 8544961
    Abstract: A fabricated vehicle axle is provided with a main body defined by the combination of a channel having an inverted U-shaped configuration and a bottom plate. The ends of the main body are curved upwardly to define a pair of gooseneck portions. Axle head sections are formed at the ends of the axle and are closed off by end extensions extending from the front and rear walls of the channel and a cover flap extension extending from the top wall of the channel. A head plate is inserted within the space between the cover flap and the top edges of the end extensions. King pin bolt holes are machined at each axle head section into the cover flaps, head plates and each end of the bottom plate to permit a king pin to be installed therein.
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: October 1, 2013
    Assignee: Hendrickson USA, L.L.C.
    Inventors: John Stephen Bubulka, Ashley Thomas Dudding, Jerome Lim Cortez, Brian Scott Wiltjer
  • Publication number: 20120056469
    Abstract: A fabricated vehicle axle is provided with a main body defined by the combination of a channel having an inverted U-shaped configuration and a bottom plate. The ends of the main body are curved upwardly to define a pair of gooseneck portions. Axle head sections are formed at the ends of the axle and are closed off by end extensions extending from the front and rear walls of the channel and a cover flap extension extending from the top wall of the channel. A head plate is inserted within the space between the cover flap and the top edges of the end extensions. King pin bolt holes are machined at each axle head section into the cover flaps, head plates and each end of the bottom plate to permit a king pin to be installed therein.
    Type: Application
    Filed: September 2, 2010
    Publication date: March 8, 2012
    Inventors: John Stephen Bubulka, Ashley Thomas Dudding, Jerome Lim Cortez, Brian Scott Wiltjer
  • Patent number: 7862058
    Abstract: A fabricated vehicle axle is provided with a single piece main body having an inverted U-shaped configuration. The ends of the main body are curved upwardly to define a pair of gooseneck portions. A first king pin fixture having a king pin bore is secured to one of the gooseneck portions, while a second king pin fixture having a king pin bore is secured to the other gooseneck portion. A bottom plate is secured to the main body and has ends extending beyond the gooseneck portions to provide seats for the king pin fixtures.
    Type: Grant
    Filed: March 12, 2008
    Date of Patent: January 4, 2011
    Assignee: Hendrickson USA L.L.C.
    Inventors: John Stephen Bubulka, Ashley Thomas Dudding, Jerome Lim Cortez
  • Publication number: 20090230760
    Abstract: A fabricated vehicle axle is provided with a single piece main body having an inverted U-shaped configuration. The ends of the main body are curved upwardly to define a pair of gooseneck portions. A first king pin fixture having a king pin bore is secured to one of the gooseneck portions, while a second king pin fixture having a king pin bore is secured to the other gooseneck portion. A bottom plate is secured to the main body and has ends extending beyond the gooseneck portions to provide seats for the king pin fixtures.
    Type: Application
    Filed: March 12, 2008
    Publication date: September 17, 2009
    Inventors: John Stephen Bubulka, Ashley Thomas Dudding, Jerome Lim Cortez