Patents by Inventor Michael B. Doninger

Michael B. Doninger 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: 5192144
    Abstract: A reusable end finishing apparatus for rope, cord, wire, cable and the like is provided. The end finishing apparatus has an outer rigid sleeve, an inner compressible barbed gripping member which engages the end to be finished, and an eyebolt which has a threaded rod which extends through holes in both the compressible gripping member and the outer rigid sleeve. In assembly for use, the termination of the device to be finished is threaded through the eyebolt and doubled back. The eyebolt is then placed in the compressible gripping member with grooves in the gripping member provided for the eyebolt eye. The threaded rod end of the eyebolt is moved through a hole in the compressible gripping member until the eye of the eyebolt bottoms in the gripping member.
    Type: Grant
    Filed: June 4, 1991
    Date of Patent: March 9, 1993
    Inventor: Michael B. Doninger
  • Patent number: 4939831
    Abstract: A reusable end finishing apparatus for rope, cord, wire, cable, poles, rods and the like is provided. The end finishing apparatus has an outer rigid sleeve and an inner compressible barbed gripping member which engages the end to be finished. The inner compressible gripping member is advanced into and compressed by the outer sleeve via a threaded rod and nut arrangement where the threaded rod is attached to the end of the gripping member and extends through the outer rigid sleeve.
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: July 10, 1990
    Inventor: Michael B. Doninger
  • Patent number: 4915329
    Abstract: The caster wheel, mounted hamper of the present invention is adapted to be used with detachable canvas liners and the like, for example for use in postal service. The invention includes detachable ring and side support sections which, when assembled, are firmly and securely mounted on a wheeled assembly to provide a stable hamper frame for detachable engagement with a canvas liner or the like. Assembly and disassembly can be accomplished quickly and easily and the disassembled unit can be conveniently stored, shipped and/or repaired.
    Type: Grant
    Filed: March 14, 1989
    Date of Patent: April 10, 1990
    Inventor: Michael B. Doninger