Patents by Inventor Rudolf Semler

Rudolf Semler 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).

  • Publication number: 20240151329
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: January 19, 2024
    Publication date: May 9, 2024
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 11913585
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: February 27, 2024
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20230151908
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an inturnescent material.
    Type: Application
    Filed: January 12, 2023
    Publication date: May 18, 2023
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 11585466
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: January 4, 2022
    Date of Patent: February 21, 2023
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 11578822
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: February 14, 2023
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20230021038
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: September 22, 2022
    Publication date: January 19, 2023
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario PAETOW, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20220120361
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: January 4, 2022
    Publication date: April 21, 2022
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 11242946
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: February 8, 2022
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20200330804
    Abstract: A strip-shaped fire-protection element, in particular for a line fed through a through-opening of a construction element includes a flat inner layer, extending in a longitudinal direction and having an intumescent material; a reinforcement layer of a fiber composite material, which reinforcement material is applied to at least one first flat side of the inner layer and extends in the longitudinal direction of the fire protection element, wherein the reinforcement layer covers the inner layer at least partially in a width direction.
    Type: Application
    Filed: June 12, 2017
    Publication date: October 22, 2020
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario PAETOW, Herbert MUENZENBERGER, Rudolf SEMLER, Horst ZIPFEL
  • Publication number: 20200248843
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: April 22, 2020
    Publication date: August 6, 2020
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 10663090
    Abstract: A device is useful for passing pipes or cables through an opening in a building. Said device has a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: May 26, 2020
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20190234536
    Abstract: A device is useful for passing pipes or cables through an opening in a building. Said device has a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: April 12, 2019
    Publication date: August 1, 2019
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 10295088
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: May 21, 2019
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Publication number: 20180202582
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a. building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: March 16, 2018
    Publication date: July 19, 2018
    Applicant: HILTl AKTIENGESELLSCHAFT
    Inventors: Mario Paetow, Christian Foerg, Rudolf Semler, Thomas Monden
  • Patent number: 9982805
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: May 29, 2018
    Assignee: HILTI AKTIENGESELLSCHAFT
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 9861843
    Abstract: The anchoring element serves to anchor the bracket to a substrate, and the pressure element is intended to interact with the firestop collar. The pressure element can be moved relative to the anchoring element. An expansion element made of intumescent material is arranged between the anchoring element and the pressure element.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: January 9, 2018
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Rudolf Semler
  • Publication number: 20170128757
    Abstract: The anchoring element serves to anchor the bracket to a substrate, and the pressure element is intended to interact with the firestop collar. The pressure element can be moved relative to the anchoring element. An expansion element made of intumescent material is arranged between the anchoring element and the pressure element.
    Type: Application
    Filed: September 20, 2012
    Publication date: May 11, 2017
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Rudolf Semler
  • Publication number: 20160273682
    Abstract: The invention relates to a device for passing pipes or cables through an opening in a building. Said device comprises a sleeve-like housing that has an axial passage channel that is open at its opposite ends; bristles that are mounted on the walls of the passage channel in such a way that they are opposite each other and that are extended inwards in such a way that they mesh with one another in order to close the passage channel; and flexible strips of material that are mounted in the passage channel and that are coated with an intumescent material.
    Type: Application
    Filed: June 2, 2016
    Publication date: September 22, 2016
    Inventors: Mario Paetow, Christian Förg, Rudolf Semler, Thomas Monden
  • Patent number: 9168403
    Abstract: Device for a firestop collar, including an anchoring element and an expansion element The anchoring element serves to anchor the device to a substrate, and the expansion element is intended to interact with the firestop collar. The expansion element is made of intumescent material and is arranged between the anchoring element and the firestop collar in such a way that it is in contact with the firestop collar.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: October 27, 2015
    Assignee: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Rudolf Semler
  • Publication number: 20130086856
    Abstract: The anchoring element serves to anchor the bracket to a substrate, and the pressure element is intended to interact with the firestop collar. The pressure element can be moved relative to the anchoring element. An expansion element made of intumescent material is arranged between the anchoring element and the pressure element.
    Type: Application
    Filed: September 20, 2012
    Publication date: April 11, 2013
    Applicant: Hilti Aktiengesellschaft
    Inventors: Mario Paetow, Rudolf Semler