Patents by Inventor Nicholas Peter Broom

Nicholas Peter Broom 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).

  • Pressure balancing device
    Patent number: 8689620
    Abstract: A pressure balancing device for a transducer is provided. The pressure balancing device comprises: a pressure transmission device having a cross-sectional area and arranged, in use, to be exposed to a fluid; and a fluid chamber having a hollow shaft, the fluid chamber being arranged to be acted on by the pressure transmission device; wherein the cross-sectional area of the hollow shaft is less than the cross-sectional area of the pressure transmission device.
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: April 8, 2014
    Assignee: Sondex Wireline Limited
    Inventors: James David Ratcliffe, Nicholas Peter Broom, Timothy Michael Gill
  • PRESSURE BALANCING DEVICE
    Publication number: 20110277545
    Abstract: A pressure balancing device for a transducer is provided. The pressure balancing device comprises: a pressure transmission device having a cross-sectional area and arranged, in use, to be exposed to a fluid; and a fluid chamber having a hollow shaft, the fluid chamber being arranged to be acted on by the pressure transmission device; wherein the cross-sectional area of the hollow shaft is less than the cross-sectional area of the pressure transmission device.
    Type: Application
    Filed: May 3, 2011
    Publication date: November 17, 2011
    Inventors: James David RATCLIFFE, Nicholas Peter Broom, Timothy Michael Gill