Patents by Inventor Christopher Nierenhausen

Christopher Nierenhausen 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).

  • Quick hitch
    Patent number: 10883244
    Abstract: A quick hitch for mounting an implement on a machine. The quick hitch has at least one lug for connection to a machine and a securing mechanism for securing the quick hitch to an implement. The quick hitch also has at least one removable plate for engagement with a surface of an implement.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: January 5, 2021
    Assignee: J. C. Bamford Excavators Limited
    Inventors: Stephen Ackermann, Paul Bigoney, Christopher Nierenhausen, Doug Mcilwain, Ken Walton
  • Quick hitch
    Patent number: 10132054
    Abstract: A quick hitch for mounting an implement on a machine includes at least one lug for connecting the machine and a securing assembly for securing the quick hitch to an implement. The securing assembly includes an over-center mechanism and a locking member. The over-center mechanism includes a first member pivotal at an axis D relative to a chassis, a first end of a first link that pivots at an axis E relative to a first arm of the first member, and a second end of the link that pivots at an axis F. When the securing assembly is in a first position with the hitch secured to an implement, axis E lies on a first side of a line between axes D and F. When in a second position with the hitch unattached, axis E lies on a second side of a line between axes D and F.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: November 20, 2018
    Assignee: J.C. BAMFORD EXCAVATORS LIMITED
    Inventors: Stephen Ackermann, Paul Bigoney, Christopher Nierenhausen, Doug McIlwain, Ken Walton
  • QUICK HITCH
    Publication number: 20170107685
    Abstract: A quick hitch for mounting an implement on a machine includes mounting means for connection to a machine and a securing means for securing the quick hitch to an implement. The securing means includes an over-center mechanism and a locking member. The over-center mechanism includes a first member pivotal at a axis D relative to a chassis, a first end of a first link pivots at axis E relative to a first arm of the first member, and a second end of the link pivots at axis F member. When the securing means in a first position with the hitch secured to an implement, axis E lies on a first side of a line between axes D and F. When in a second position with the hitch unattached, axis E lies on a second side of a line between axes D and F.
    Type: Application
    Filed: October 12, 2016
    Publication date: April 20, 2017
    Applicant: J.C. BAMFORD EXCAVATORS LIMITED
    Inventors: Stephen Ackermann, Paul Bigoney, Christopher Nierenhausen, Doug Mcilwain, Ken Walton
  • Quick Hitch
    Publication number: 20170107686
    Abstract: A quick hitch for mounting an implement on a machine. The quick hitch has at least one mounting means for connection to a machine and a securing means for securing the quick hitch to an implement. The quick hitch also has at least one removable plate for engagement with a surface of an implement.
    Type: Application
    Filed: October 12, 2016
    Publication date: April 20, 2017
    Applicant: J. C. Bamford Excavators Limited
    Inventors: Stephen Ackermann, Paul Bigoney, Christopher Nierenhausen, Doug Mcilwain, Ken Walton
  • Skid steer loader
    Patent number: D832894
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: November 6, 2018
    Assignee: J.C. BAMFORD EXCAVATORS LIMITED
    Inventors: David Price, Paul Bigoney, Doug McIlwain, Douglas Davidowski, Stephen Ackermann, Christopher Nierenhausen, Justin Haddock
  • Skid steer loader
    Patent number: D839929
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: February 5, 2019
    Assignee: J.C. BAMFORD EXCAVATORS LIMITED
    Inventors: David Price, Paul Bigoney, Doug McIlwain, Douglas Davidowski, Stephen Ackermann, Christopher Nierenhausen, Justin Haddock