Patents by Inventor Roger Stanley Bushby

Roger Stanley Bushby 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).

  • Liquid pressure forming
    Patent number: 8807199
    Abstract: A method of pressure forming a metal matrix composite (MMC), comprises: placing a fiber preform (not shown) into a die cavity (14) defined by a split die (12); introducing molten metal into the die cavity (14) through a sprue (16) to envelope the fiber preform; sealing the sprue (16); applying pressure direct to molten metal in the die cavity (14) with a mechanical compaction piston (18) to encourage infiltration of the fiber preform during solidification.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: August 19, 2014
    Assignee: Composite Metal Technology Ltd.
    Inventor: Roger Stanley Bushby
  • Liquid Pressure Forming
    Publication number: 20080264595
    Abstract: A method of pressure forming a metal matrix composite (MMC), comprises: placing a fibre preform (not shown) into a die cavity (14) defined by a split die (12); introducing molten metal into the die cavity (14) through a sprue (16) to envelope the fibre preform; sealing the sprue (16); applying pressure direct to molten metal in the die cavity (14) with a mechanical compaction piston (18) to encourage infiltration of the fibre preform during solidification.
    Type: Application
    Filed: August 12, 2004
    Publication date: October 30, 2008
    Inventor: Roger Stanley Bushby