Patents by Inventor Tommie Lee Craven

Tommie Lee Craven 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: 9630308
    Abstract: A demolition hammer is provided that includes a housing that is reversible and a plurality of interchangeable wear plates. The demolition hammer may include a housing a housing having a first wall and a second wall opposite the first wall, and a power cell disposed within the housing, the power cell having a front face, wherein the housing is reversible such that the housing can be used with the power cell in a first orientation in which the front face faces the first wall and a second orientation in which the front face faces the second wall.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: April 25, 2017
    Assignee: Caterpillar Inc.
    Inventors: James G. Nickels, Lauritz Phillip Pillers, Tommie Lee Craven
  • Publication number: 20140144659
    Abstract: A demolition hammer is provided that includes a housing that is reversible and a plurality of interchangeable wear plates. The demolition hammer may include a housing a housing having a first wall and a second wall opposite the first wall, and a power cell disposed within the housing, the power cell having a front face, wherein the housing is reversible such that the housing can be used with the power cell in a first orientation in which the front face faces the first wall and a second orientation in which the front face faces the second wall.
    Type: Application
    Filed: January 28, 2014
    Publication date: May 29, 2014
    Inventors: James G. Nickels, Lauritz Phillip Pilllers, Tommie Lee Craven
  • Patent number: 8672052
    Abstract: A demolition hammer is provided that includes a housing that is reversible and a plurality of interchangeable wear plates. The demolition hammer may include a housing a housing having a first wall and a second wall opposite the first wall, and a power cell disposed within the housing, the power cell having a front face, wherein the housing is reversible such that the housing can be used with the power cell in a first orientation in which the front face faces the first wall and a second orientation in which the front face faces the second wall.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: March 18, 2014
    Assignee: Caterpillar Inc.
    Inventors: James G. Nickels, Lauritz Phillip Pilllers, Tommie Lee Craven