Patents by Inventor David William Steadman

David William Steadman 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).

  • Toilet flushing arrangement
    Patent number: 7219375
    Abstract: A flushing arrangement (30) including an opened topped housing (32) surrounding the flush valve (12). An opening (40) is provided in a lower part of the housing (32) with a selectively openable gate (44). The arrangement (30) is configured such that for a low volume flush the gate (44) is closed and only water in the housing (32) or located thereabove will be flushed, and for a high volume flush the gate (44) is open wherein substantially all of the water in the cistern (20) above the lowest part of the opening (40) is flushed.
    Type: Grant
    Filed: May 24, 2004
    Date of Patent: May 22, 2007
    Inventor: David William Steadman
  • Toilet flushing arrangement
    Publication number: 20040261165
    Abstract: A flushing arrangement (30) including an opened topped housing (32) surrounding the flush valve (12). An opening (40) is provided in a lower part of the housing (32) with a selectively openable gate (44). The arrangement (30) is configured such that for a low volume flush the gate (44) is closed and only water in the housing (32) or located thereabove will be flushed, and for a high volume flush the gate (44) is open wherein substantially all of the water in the cistern (20) above the lowest part of the opening (40) is flushed.
    Type: Application
    Filed: May 24, 2004
    Publication date: December 30, 2004
    Inventor: David William Steadman