Patents by Inventor Christoph Kühn

Christoph Kühn 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: 11759805
    Abstract: The invention relates to an active substance supply system for an agricultural sprayer, having a main liquid circuit which comprises a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit comprises one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: September 19, 2023
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Patent number: 11759806
    Abstract: The invention relates to an active substance supply system for an agricultural sprayer, having a main liquid circuit which comprises a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit comprises one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Grant
    Filed: August 26, 2022
    Date of Patent: September 19, 2023
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Publication number: 20220401975
    Abstract: The invention relates to an active substance supply system for an agricultural sprayer, having a main liquid circuit which comprises a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit comprises one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Application
    Filed: August 26, 2022
    Publication date: December 22, 2022
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Publication number: 20220378035
    Abstract: The invention relates to an active substance supply system for an agricultural sprayer, having a main liquid circuit which comprises a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit comprises one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Application
    Filed: August 8, 2022
    Publication date: December 1, 2022
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Patent number: 11504728
    Abstract: An active substance supply system for an agricultural sprayer has a main liquid circuit which includes a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit includes one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: November 22, 2022
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Publication number: 20200276600
    Abstract: An active substance supply system for an agricultural sprayer has a main liquid circuit which includes a reservoir for a main liquid and permits circulation of the main liquid, where the main liquid circuit includes one or more distribution sections which are each configured to distribute to several dispensing elements a spray liquid to be dispensed, and a feed system which is connected to the main liquid circuit and in which the main liquid is mixed with at least one separately supplied active substance to form a liquid active substance mixture, where the active substance supply system is configured to introduce the active substance mixture into the one or more distribution sections at several places.
    Type: Application
    Filed: November 2, 2018
    Publication date: September 3, 2020
    Inventors: Timo Klemann, Christoph Kühn, Achim Dembeck, Johannes Feldhaus, Helmke Kalkmann, Mathias Stiegemeyer, Stefan Austermann
  • Publication number: 20200147631
    Abstract: The invention refers to a spraying device (10) for an agricultural sprayer (100), comprising a distributor linkage (12) on which multiple dispensing elements (22) for dispensing a spray liquid are arranged, an active vibration reduction device (24) which is designed to actively reduce vibrations of the distributor linkage (12), and a dispensing quantity controller (26) which is designed to adapt the spray liquid dispensing quantity (AM) of individual, grouped or all of the dispensing elements (22) to vibrations of the distributor linkage (12).
    Type: Application
    Filed: May 17, 2018
    Publication date: May 14, 2020
    Inventors: Anna-Gret Borchert, Timo Klemann, Christoph Kühn