Patents by Inventor Stephen J. Flindall

Stephen J. Flindall 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).

  • Cylinder liner securing apparatus
    Patent number: 5572920
    Abstract: A device for securing a cylinder liner (3) to a respective pumping module (2) in a reciprocating pump has a set of arrangements each with a hydraulically activated piston (8), a rod (11) of which is adapted to receive a nut (12), the retraction of which forcibly compels in attraction the cylinder liner (3) and the pumping module (2).
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: November 12, 1996
    Assignee: T. M. Kennedy & Company Limited
    Inventors: George Kennedy, Stephen J. Flindall
  • Cylinder liner securing apparatus
    Patent number: RE37483
    Abstract: A device for securing a cylinder liner (3) to a respective pumping module (2) in a reciprocating pump has a set of arrangements each with a hydraulically activated piston (8), a rod (11) of which is adapted to receive a nut (12), the retraction of which forcibly compels in attraction the cylinder liner (3) and the pumping (2).
    Type: Grant
    Filed: November 12, 1998
    Date of Patent: December 25, 2001
    Assignee: P-Quip Limited
    Inventors: George C. Kennedy, Stephen J. Flindall