Patents by Inventor Sam Cartwright

Sam Cartwright 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).

  • Patent number: 11130078
    Abstract: A filter plate (1) comprises an opening (18) configured to receive at least one grid (2) provided within the opening (18). The at least one grid (2) comprises a body (2A) and one or more passages (2B) extending through the body (2A) for filtrate to flow through. The passages (2B) are preferably configured to allow filtrate to pass through the body (2A). The filter plate (1) may further comprise a wear detection device comprising at least one filament wire (2L) surrounding one or more passages (2B).
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: September 28, 2021
    Inventors: Randall Aric Fox, Sam Cartwright, James Chaponnel
  • Publication number: 20210220760
    Abstract: A filter plate (1) comprises an opening (18) configured to receive at least one grid (2) provided within the opening (18). The at least one grid (2) comprises a body (2A) and one or more passages (2B) extending through the body (2A) for filtrate to flow through. The passages (2B) are preferably configured to allow filtrate to pass through the body (2A). The filter plate (1) may further comprise a wear detection device comprising at least one filament wire (2L) surrounding one or more passages (2B).
    Type: Application
    Filed: October 25, 2018
    Publication date: July 22, 2021
    Inventors: Randall Aric Fox, Sam Cartwright, James Chaponnel
  • Patent number: 9233321
    Abstract: A filter plate assembly [1] comprises a filter plate [100] having a recess [102], a radially-inwardly extending shelf portion [108] having a seat surface [101], and a feed eye aperture [110] extending through the shelf portion. An adapter ring [170] is placed within said recess [102]. The adapter ring [170] has a flange [172] and a barrel [179] extending from the flange [172]. The barrel [179] has an inner wall [180] and an outer wall [182], and is positioned within said aperture [110] such that the outer wall [182] of the barrel [179] is in close proximity with said aperture [110]. The flange [172] comprises an inner surface [173] which abuts the seat surface [101]. The filter plate assembly [1] further comprises a filter cloth assembly [160] comprising a filter cloth [168] having an aperture [168B], and a grommet [168A] fitted within the filter cloth aperture [168B].
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: January 12, 2016
    Assignee: FLSMIDTH A/S
    Inventors: Sam Cartwright, Reuben Neumann
  • Publication number: 20150083654
    Abstract: A filter plate assembly [1] comprises a filter plate [100] having a recess [102], a radially-inwardly extending shelf portion [108] having a seat surface [101], and a feed eye aperture [110] extending through the shelf portion. An adapter ring [170] is placed within said recess [102]. The adapter ring [170] has a flange [172] and a barrel [179] extending from the flange [172]. The barrel [179] has an inner wall [180] and an outer wall [182], and is positioned within said aperture [110] such that the outer wall [182] of the barrel [179] is in close proximity with said aperture [110]. The flange [172] comprises an inner surface [173] which abuts the seat surface [101]. The filter plate assembly [1] further comprises a filter cloth assembly [160] comprising a filter cloth [168] having an aperture [168B], and a grommet [168A] fitted within the filter cloth aperture [168B].
    Type: Application
    Filed: May 23, 2013
    Publication date: March 26, 2015
    Inventors: Sam Cartwright, Reuben Neumann