Patents by Inventor Steve Hart

Steve Hart 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).

  • Rotary steerable devices and methods of use
    Patent number: 7980328
    Abstract: The invention provides rotary steerable devices and methods for use of rotary steerable devices. One aspect of the invention provides a rotary steerable device including: a cylinder configured for rotation in a wellbore, the cylinder having a slot and a gauge; and at least one cam received in the slot. The cam is configured for selective actuation between a first position, wherein the cam lies within the gauge of the cylinder, and a second position, wherein the cam is displaced out of the gauge of the cylinder.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: July 19, 2011
    Assignee: Schlumberger Technology Corporation
    Inventors: John Hallworth, Steve Hart, Kjell Haugvaldstad, Laurent Allias, Bertrand Lacour, Riadh Boualleg
  • Locking clip for a billboard sign tensioning system
    Patent number: 7836562
    Abstract: A clip for use in a cable tensioning system, comprising (i) a base plate comprising a generally flat base member having a top surface having a plurality of surface irregularities, a bottom surface, a front edge and a rear edge, and a pair of opposing tensioning arms extending from the top surface; and, (ii) a top plate comprising a top surface, a bottom surface, a front edge and a rear edge, a lip protruding from a top surface thereof having a channel defined therein, wherein the top plate is adapted to secure an edge of a substantially flat medium between the base plate and the top plate when the top plate and the bottom plate are in an engaged relationship, and wherein the channel can receive a portion of a cable.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: November 23, 2010
    Assignee: Formetco, Inc.
    Inventors: Robert Lee Franklin, Christopher Jonathan Adams, Perry Steve Hart, Jack Bishop
  • ROTARY STEERABLE DEVICES AND METHODS OF USE
    Publication number: 20100139983
    Abstract: The invention provides rotary steerable devices and methods for use of rotary steerable devices. One aspect of the invention provides a rotary steerable device including: a cylinder configured for rotation in a wellbore, the cylinder having a slot and a gauge; and at least one cam received in the slot. The cam is configured for selective actuation between a first position, wherein the cam lies within the gauge of the cylinder, and a second position, wherein the cam is displaced out of the gauge of the cylinder.
    Type: Application
    Filed: December 4, 2008
    Publication date: June 10, 2010
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: John Hallworth, Steve Hart, Kjell Haugvaldstad, Laurent Allias, Bertrand Lacour, Riadh Boualleg
  • LOCKING CLIP FOR A BILLBOARD SIGN TENSIONING SYSTEM
    Publication number: 20080250613
    Abstract: A clip for use in a cable tensioning system, comprising (i) a base plate comprising a generally flat base member having a top surface having a plurality of surface irregularities, a bottom surface, a front edge and a rear edge, and a pair of opposing tensioning arms extending from the top surface; and, (ii) a top plate comprising a top surface, a bottom surface, a front edge and a rear edge, a lip protruding from a top surface thereof having a channel defined therein, wherein the top plate is adapted to secure an edge of a substantially flat medium between the base plate and the top plate when the top plate and the bottom plate are in an engaged relationship, and wherein the channel can receive a portion of a cable.
    Type: Application
    Filed: April 16, 2008
    Publication date: October 16, 2008
    Applicant: Formetco, Inc.
    Inventors: Robert Lee FRANKLIN, Christopher Jonathan ADAMS, Perry Steve HART, Jack BISHOP