Patents by Inventor Gregory Earl Smith

Gregory Earl Smith 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).

  • Tensile testing apparatus
    Patent number: 9188520
    Abstract: A tensile-testing apparatus (10) comprises a platen (40) for situating a tendon-type support system in manner mimicking its expected installation condition. A force-imposing device (20) imposes installation-expected forces and sensors (61, 71) sense displacement in the force-imposing direction. A station (80) collects force and displacement data and a station (90) outputs the collected data in format allowing system analysis.
    Type: Grant
    Filed: November 21, 2013
    Date of Patent: November 17, 2015
    Assignee: ENGINEERED MINE SOLUTIONS, LLC
    Inventor: Gregory Earl Smith
  • Mine roof bolt assembly
    Patent number: 8894328
    Abstract: A mine roof bolt assembly (10) comprises a bolt (20), a bearing plate (30), and a washer (40) situated between a ledge (24) of the bolt (20) and a lower face (33) of the bearing plate (30). The washer (40) includes an elbow (42), a radially inner portion (43) extending upward from the elbow (42), and a radially outer portion (44) sloping upward from the elbow (42). The elbow (42) engages an inboard location of the bolt ledge (24) so as to reduce stress on the flange (23) of the bolt (20).
    Type: Grant
    Filed: March 17, 2012
    Date of Patent: November 25, 2014
    Inventors: Louie Zeitler, Gregory Earl Smith
  • MINE ROOF BOLT ASSEMBLY
    Publication number: 20140099167
    Abstract: A mine roof bolt assembly (10) comprises a bolt (20), a bearing plate (30), and a washer (40) situated between a ledge (24) of the bolt (20) and a lower face (33) of the bearing plate (30). The washer (40) includes an elbow (42), a radially inner portion (43) extending upward from the elbow (42), and a radially outer portion (44) sloping upward from the elbow (42). The elbow (42) engages an inboard location of the bolt ledge (24) so as to reduce stress on the flange (23) of the bolt (20).
    Type: Application
    Filed: March 17, 2012
    Publication date: April 10, 2014
    Inventors: Louie Zeitler, Gregory Earl Smith
  • Spherical, flanged washer
    Patent number: D769708
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: October 25, 2016
    Assignee: Engineered Mine Solutions, LLC
    Inventor: Gregory Earl Smith