Patents by Inventor Donald F. Miller

Donald F. Miller 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).

  • Cross connect cabinet for telecommunications equipment
    Patent number: 5208737
    Abstract: A cross-connect cabinet having columns of cross-connect blocks disposed in back-to-back relationship and a connection chamber for connecting the wires of such cross-connect blocks to the wires of an incoming or outgoing cable positioned above the cross connect cables, and being adapted to be sealed and filled with an encapsulant.
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: May 4, 1993
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Donald F. Miller
  • Rapid-action, anti-jolt edger charger system
    Patent number: 5115846
    Abstract: A lumber workpiece charger system for an edger wherein transfer of a workpiece occurs under rapid non-jolting control for pieces positioning, with the workpiece, throughout its delivery, clamped in proper orientation for hand-off to the edger.
    Type: Grant
    Filed: February 25, 1991
    Date of Patent: May 26, 1992
    Assignee: Optimil Machinery, Inc.
    Inventors: Donald F. Miller, John R. Chapman
  • Apparatus for cutting filamentary material
    Patent number: 4612842
    Abstract: A modification to a reel type staple cutter that includes a housing surrounding the cutter reel. The housing has a cam slot sized to permit passage of a single tow but to prevent passage of a knot tieing together two ends of tow. As the cutter turns the knot slides along the outside of the slot reaching the top of the housing. The knot remains on top of the housing until the ends of the knot are cut. Means are provided to remove the knot.
    Type: Grant
    Filed: August 14, 1985
    Date of Patent: September 23, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Donald F. Miller
  • Railroad support fabric
    Patent number: 4368844
    Abstract: Railroad support fabric consisting essentially of three lamellae, two being of nonwoven polypropylene fibers, and the third being of nylon fibers, the nylon fiber lamella being sandwiched between the other lamellae, and railroad beds containing said support fabric.
    Type: Grant
    Filed: October 6, 1981
    Date of Patent: January 18, 1983
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Donald F. Miller
  • Wire retainer
    Patent number: 4093334
    Abstract: A wire retainer is provided to pre-connectorize and position individual wires from a communications cable over a base member of a modular splice connector to facilitate the formation of a modular solderless splice. Provision is also made within the body member of the retainer for conductive probe testing of the individual wires of the communication cable.
    Type: Grant
    Filed: July 8, 1977
    Date of Patent: June 6, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Ralph F. Wickenberg, Donald F. Miller, Lyle R. Anderson