Patents by Inventor Michael E. Wheeler

Michael E. Wheeler 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).

  • Closing apparatus for twin pendulum hopper doors
    Patent number: 6749268
    Abstract: A pneumatic closing apparatus suitable for metering grain or other material gravity discharged by twin pendulum hopper doors from a hopper trailer. The closing apparatus includes a bidirectional pneumatic cylinder that operates a linkage assembly controlling the doors and a torsion spring which damps the pneumatic cylinder so that it is possible to meter the grain or other material. The torsion spring also resisting opening of the pendulum doors if the pneumatic cylinder loses pressure.
    Type: Grant
    Filed: June 28, 2002
    Date of Patent: June 15, 2004
    Inventors: Michael E. Wheeler, Derek L. Wheeler
  • Dump body
    Patent number: 5662374
    Abstract: A dump body for mounting on a truck or trailer having a floor with a top surface and an underneath surface and a plurality of spaced apart longitudinal channels on the top surface with complementary ridges on the underneath surface extending to the rear edge of the floor. The floor being supported proximate its rear edge by an apron having a top surface that follows the contours of the underneath surface of the floor at its rear edge.
    Type: Grant
    Filed: August 15, 1996
    Date of Patent: September 2, 1997
    Assignee: Wheeler Steel Works, Inc.
    Inventor: Michael E. Wheeler