Patents by Inventor Stefan SALZMANN

Stefan SALZMANN 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: 11865547
    Abstract: A distribution metering device (1) for a roller mill which includes a housing (2) with at least one grinding stock inlet (3), at least one grinding stock outlet (4), and a feed roll (5) which is arranged in the housing (2) for metering grinding stock into a grinding gap of the roller mill through the grinding stock outlet (4). The feed roll is rotatable about a feed roll axis (SA). A conveyor shaft (6) is arranged in the housing (2) for distributing grinding stock along the feed roll (5). The conveyor shaft is rotatable about a conveyor shaft axis (FA). The conveyor shaft axis (FA) is substantially parallel to the feed roll axis (SA), and a first fill state sensor (7) is arranged in the housing (2) for ascertaining a first grinding stock fill state of the housing (2).
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: January 9, 2024
    Assignee: Bühler AG
    Inventors: Daniel Mark, Daniel Rickenbach, Stefan Salzmann
  • Publication number: 20230415162
    Abstract: The present invention relates to a roll frame, comprising a product inlet, a grinding chamber with grinding rolls, into which grinding chamber bulk material to be ground can pass from the product inlet, and a product outlet unit which is arranged below the grinding chamber and into which product from the grinding chamber can pass, wherein the product outlet unit comprises a hopper which has a conveying worm in its lower region which is remote from the grinding chamber, wherein the conveying worm has two portions which convey in opposite directions, in order to convey product out of the lower region of the hopper to an outlet opening in the bottom region of the hopper.
    Type: Application
    Filed: November 19, 2021
    Publication date: December 28, 2023
    Inventors: Daniel MARK, Daniel RICKENBACH, Stefan SALZMANN, Daniel DOERIG, Beno CHIALINA
  • Publication number: 20220072561
    Abstract: A distribution metering device (I) for a roller mill which includes a housing (2) with at least one grinding stock inlet (3), at least one grinding stock outlet (4), and a feed roll (5) which is arranged in the housing (2) for metering grinding stock into a grinding gap of the roller mill through the grinding stock outlet (4). The feed roll is rotatable about a feed roll axis (SA). A conveyor shaft (6) is arranged in the housing (2) for distributing grinding stock along the feed roll (5). The conveyor shaft is rotatable about a conveyor shaft axis (FA). The conveyor shaft axis (FA) is substantially parallel to the feed roll axis (SA), and a first fill state sensor (7) is arranged in the housing (2) for ascertaining a first grinding stock fill state of the housing (2).
    Type: Application
    Filed: November 17, 2021
    Publication date: March 10, 2022
    Inventors: Daniel MARK, Daniel RICKENBACH, Stefan SALZMANN
  • Patent number: 11185867
    Abstract: A distribution metering device (I) for a roller mill which includes a housing (2) with at least one grinding stock inlet (3), at least one grinding stock outlet (4), and a feed roll (5) which is arranged in the housing (2) for metering grinding stock into a grinding gap of the roller mill through the grinding stock outlet (4). The feed roll is rotatable about a feed roll axis (SA). A conveyor shaft (6) is arranged in the housing (2) for distributing grinding stock along the feed roll (5). The conveyor shaft is rotatable about a conveyor shaft axis (FA). The conveyor shaft axis (FA) is substantially parallel to the feed roll axis (SA), and a first fill state sensor (7) is arranged in the housing (2) for ascertaining a first grinding stock fill state of the housing (2).
    Type: Grant
    Filed: May 27, 2019
    Date of Patent: November 30, 2021
    Assignee: BÜHLER AG
    Inventors: Daniel Mark, Daniel Rickenbach, Stefan Salzmann
  • Publication number: 20210197206
    Abstract: A distribution metering device (I) for a roller mill which includes a housing (2) with at least one grinding stock inlet (3), at least one grinding stock outlet (4), and a feed roll (5) which is arranged in the housing (2) for metering grinding stock into a grinding gap of the roller mill through the grinding stock outlet (4). The feed roll is rotatable about a feed roll axis (SA). A conveyor shaft (6) is arranged in the housing (2) for distributing grinding stock along the feed roll (5). The conveyor shaft is rotatable about a conveyor shaft axis (FA). The conveyor shaft axis (FA) is substantially parallel to the feed roll axis (SA), and a first fill state sensor (7) is arranged in the housing (2) for ascertaining a first grinding stock fill state of the housing (2).
    Type: Application
    Filed: May 27, 2019
    Publication date: July 1, 2021
    Inventors: Daniel MARK, Daniel RICKENBACH, Stefan SALZMANN