Patents by Inventor Peter John Renwick

Peter John Renwick 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).

  • Mine detonating apparatus and vehicle including such apparatus
    Patent number: 6915728
    Abstract: A mine detonating apparatus to be mounted to an armoured personnel carrier (1) is disclosed. A front roller assembly (4) is mounted at the front of a vehicle body (2) of the armoured personnel carrier (1) to apply pressure to the ground forwardly of each track (3) of the armoured personnel carrier (1). A rear roller assembly (10) is mounted rearwardly of the vehicle body (3) to apply pressure to the ground behind the vehicle, the front and rear rollers (4, 10) being pre-loaded. The rear roller assembly (10) is connected to the vehicle body by means of hydraulic cylinders (15, 16) and a support frame (8) supporting the front roller assemblies (4) is connected to the vehicle body (2) by of a pair of hydraulic cylinders (17, 18). The hydraulic cylinders (15, 16, 17, 18) are arranged to maintain the position of the front roller assemblies forwardly of the respective tracks (3).
    Type: Grant
    Filed: June 19, 2001
    Date of Patent: July 12, 2005
    Assignee: Pearson Engineering Limited
    Inventors: Peter John Renwick, Graham Emmerson
  • Mine detonating apparatus and vehicle including such apparatus
    Publication number: 20040035285
    Abstract: A mine detonating apparatus to be mounted to an armoured personnel carrier (1) is disclosed. A front roller assembly (4) is mounted at the front of a vehicle body (2) of the armoured personnel carrier (1) to apply pressure to the ground forwardly of each track (3) of the armoured personnel carrier (1). A rear roller assembly (10) is mounted rearwardly of the vehicle body (3) to apply pressure to the ground behind the vehicle, the front and rear rollers (4, 10) being pre-loaded. The rear roller assembly (10) is connected to the vehicle body by means of hydraulic cylinders (15, 16) and a support frame (8) supporting the front roller assemblies (4) is connected to the vehicle body (2) by of a pair of hydraulic cylinders (17, 18). The hydraulic cylinders (15, 16, 17, 18) are arranged to maintain the position of the front roller assemblies forwardly of the respective tracks (3).
    Type: Application
    Filed: September 12, 2003
    Publication date: February 26, 2004
    Inventors: Peter John Renwick, Graham Emmerson