Patents by Inventor Peter J. Lovegrove

Peter J. Lovegrove 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).

  • Control line protector for oil well tubing string
    Patent number: 4601334
    Abstract: A control line protector for securing and protecting a control line or lines to the exterior of an oil well tubing string. The protector comprises a flexible steel strap to the ends of which a respective trunnion is attached, one of which trunnions is removably mounted. The trunnions are interconnected by two screws which may be rotated to draw the trunnions towards one another, thus tensioning the strap around a length of tubing forming part of a drill string. An axially-directed channel is formed adjacent one of the trunnions to receive a control line.
    Type: Grant
    Filed: April 9, 1984
    Date of Patent: July 22, 1986
    Assignee: Weatherford/Lamb, Inc.
    Inventor: Peter J. Lovegrove
  • Safety interlock
    Patent number: 4371069
    Abstract: A safety interlock between a machine guard and a machine actuator, comprising locking means for the guard and locking means for the actuator, the guard locking means being arranged, upon closing of the guard, to engage and thereby release the actuator locking means and to be held in a guard locking condition by such engagement while the machine is actuated.
    Type: Grant
    Filed: October 2, 1980
    Date of Patent: February 1, 1983
    Assignee: Weatherford U.K. Limited
    Inventor: Peter J. Lovegrove