Patents by Inventor Steffen Ziegler

Steffen Ziegler 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: 12339146
    Abstract: The present disclosure relates to a measuring tube for conducting a flowable medium in a longitudinal direction, which includes: a measuring tube body designed to be electrically insulating, the measuring tube body including an integrally designed holder and a mounting surface for installing the measuring tube in a receiving unit in a mechanically detachable manner in a position defined by the mounting surface; at least two measuring electrodes positioned diametrically in the measuring tube body to form a galvanic contact with the medium; and at least one pole shoe formed from a single sheet metal part or from a plurality of sheet metal parts stacked in particular in the longitudinal direction of the pole shoe and connected to one another, the pole shoe being located in the holder. The present disclosure also relates to a receiving unit and a magnetic-inductive flow meter.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: June 24, 2025
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Frank Voigt, Steffen Ziegler
  • Patent number: 12209893
    Abstract: A magnetic-inductive flow meter for determining a flow velocity-dependent measurement variable induced in a flowable medium is provided, said flow meter comprising: a measuring tube for conducting the flowable medium in a flow direction, the measuring tube comprising a carrier body, the measuring tube comprising an inlet region in which the carrier body has a first recess located on an inner side of the carrier body, the first recess extending continuously in the flow direction, the measuring tube comprising a support body for stabilizing a liner, the support body being located between the carrier body and the liner, the support body extending into the first recess and thus being interlockingly connected to the carrier body; a device located on the measuring tube for generating a magnetic field that penetrates the measuring tube; and —two measuring electrodes for tapping a measuring voltage induced in the flowable medium.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: January 28, 2025
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Frank Voigt, Steffen Ziegler, Werner Wohlgemuth
  • Publication number: 20240344858
    Abstract: An automation field device includes: a measuring tube for guiding a flowable medium having an outer lateral surface; a measuring arrangement for determining a physical and/or chemical measured variable of the medium at least partially arranged on the measuring tube; a housing for accommodating at least one electronic component, wherein the housing is arranged on the outer lateral surface and the measuring arrangement is at least partially covered, wherein the housing includes a housing wall which, together with the outer lateral surface, delimits a housing interior; and a molded part for fixing the at least one electronic component and/or the measuring arrangement, wherein the molded part includes an outer molded part lateral surface, wherein the outer molded part lateral surface and the outer lateral surface delimit a seal seat, wherein a sealing means applied in particular in a liquid manner is arranged in the seal seat.
    Type: Application
    Filed: July 4, 2022
    Publication date: October 17, 2024
    Inventors: Frank Voigt, Steffen Ziegler
  • Publication number: 20240344861
    Abstract: An automation field device: a measuring tube for carrying a free-flowing medium or a container for storing the medium; a measuring arrangement for determining a physical and/or chemical measured variable of the medium at least partially arranged on the measuring tube or on the container; a housing for accommodating an electronic component for operating the measuring arrangement, controlling a controlled variable of the measuring arrangement, determining a measured value of the measured variable and/or evaluating the measured variable of the measuring arrangement, wherein the housing is arranged on the measuring tube or on the container; and at least one molding arranged in the housing, wherein the at least one molding has an at least partially elastically formed first section, which has a receptacle with an undercut, wherein the electronic component is arranged with interlocking or force-fit engagement in the undercut and is held by the first section.
    Type: Application
    Filed: July 4, 2022
    Publication date: October 17, 2024
    Inventors: Frank Voigt, Steffen Ziegler
  • Patent number: 12117322
    Abstract: A magnetic-inductive flowmeter includes: a housing having first and second housing parts connected via a guide element, which is configured to enable a distance between the first and second housing parts to be linearly adjustable; an exchangeable measurement tube for guiding a flowable medium; two measurement electrodes mounted in the measurement tube; a magnetic field-generating device for generating a magnetic field permeating the measurement tube; and at least two connection contacts, each electrically connected to a measurement circuit, wherein the measurement tube is reversibly interlockingly and/or frictionally arranged between the first housing part and the second housing part of the housing.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: October 15, 2024
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Frank Voigt, Steffen Ziegler
  • Publication number: 20240328841
    Abstract: An automation field device includes a measuring tube for conducting a flowable medium; a measuring assembly for ascertaining a measurement variable of the medium, said measuring assembly at least partly arranged on the measuring tube; and a housing for accommodating at least one electronic component for operating the measuring assembly and arranged on an outer lateral surface of the measuring tube and at least partly covering the measuring assembly. The housing includes a housing wall which, together with the outer lateral surface of the measuring tube, delimits a housing interior and includes a first edge section, which is at least partly in direct contact with the outer lateral surface and is at least partly curved away from the housing interior. At least the first edge section is braced together with the measuring tube in a force-fitting manner.
    Type: Application
    Filed: July 4, 2022
    Publication date: October 3, 2024
    Inventors: Frank Voigt, Steffen Ziegler
  • Patent number: 11860013
    Abstract: A magnetically inductive flowmeter for determining flow velocity and/or volume flow of a medium includes a measuring tube for conveying the medium, a magnetic field generating device and at least one electrode assembly, which is installed in the measuring tube in such a manner that it forms a galvanic contact with the medium, wherein the electrode assembly has an electrode body, wherein the electrode body is stylus shaped and has a front end surface, wherein a pressure measuring transducer is coupled with the electrode body, and wherein the pressure measuring transducer is contactable with the pressure acting on the front end surface.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: January 2, 2024
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Heinz Rufer, Frank Voigt, Steffen Ziegler
  • Patent number: 11828637
    Abstract: The present disclosure relates to a measuring assembly comprising: a metallic measuring tube open on both sides for carrying a medium, wherein the measuring tube has an outer circumferential surface, an inner circumferential surface, and at least two apertures, wherein the two apertures extend from the outer circumferential surface to the inner circumferential surface; a dielectric cladding layer, which rests on the inner circumferential surface of the measuring tube; a first microwave antenna, which is arranged in the measuring tube and with which contact can be made through the first aperture; a second microwave antenna which is arranged in the measuring tube and with which contact can be made through the second aperture; wherein the dielectric cladding layer forms a dielectric waveguide, via which microwaves can, at least to some extent, reach from the first microwave antenna to the second microwave antenna.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: November 28, 2023
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Stefan Pflüger, Steffen Ziegler, Frank Voigt
  • Patent number: 11802781
    Abstract: A magnetic-inductive flowmeter for ascertaining flow velocity and/or volume flow of a medium includes a measuring tube for conveying the medium, a magnetic field producing apparatus and at least one electrode assembly, which is installed in the measuring tube such that it forms a galvanic contact with the medium, wherein the electrode assembly has an electrode body, wherein the electrode body is stylus-shaped and has a front end surface, characterized in that a pressure measuring transducer is coupled with the electrode body, wherein the pressure measuring transducer is contactable with the pressure acting on the front end surface, and the electrode assembly includes a temperature sensor, which is adapted to ascertain a measurement signal dependent on temperature of the medium.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: October 31, 2023
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Heinz Rufer, Frank Voigt, Steffen Ziegler
  • Publication number: 20230013776
    Abstract: The present disclosure relates to a measuring tube for conducting a flowable medium in a longitudinal direction, which includes: a measuring tube body designed to be electrically insulating, the measuring tube body including an integrally designed holder and a mounting surface for installing the measuring tube in a receiving unit in a mechanically detachable manner in a position defined by the mounting surface; at least two measuring electrodes positioned diametrically in the measuring tube body to form a galvanic contact with the medium; and at least one pole shoe formed from a single sheet metal part or from a plurality of sheet metal parts stacked in particular in the longitudinal direction of the pole shoe and connected to one another, the pole shoe being located in the holder. The present disclosure also relates to a receiving unit and a magnetic-inductive flow meter.
    Type: Application
    Filed: December 1, 2020
    Publication date: January 19, 2023
    Inventors: Frank Voigt, Steffen Ziegler
  • Publication number: 20230009049
    Abstract: A magnetic-inductive flow meter for determining a flow velocity-dependent measurement variable induced in a flowable medium is provided, said flow meter comprising: a measuring tube for conducting the flowable medium in a flow direction, the measuring tube comprising a carrier body, the measuring tube comprising an inlet region in which the carrier body has a first recess located on an inner side of the carrier body, the first recess extending continuously in the flow direction, the measuring tube comprising a support body for stabilizing a liner, the support body being located between the carrier body and the liner, the support body extending into the first recess and thus being interlockingly connected to the carrier body; a device located on the measuring tube for generating a magnetic field that penetrates the measuring tube; and —two measuring electrodes for tapping a measuring voltage induced in the flowable medium.
    Type: Application
    Filed: November 20, 2020
    Publication date: January 12, 2023
    Inventors: Frank Voigt, Steffen Ziegler, Werner Wohlgemuth
  • Publication number: 20220291025
    Abstract: A magnetic-inductive flowmeter includes: a housing having first and second housing parts connected via a guide element, which is configured to enable a distance between the first and second housing parts to be linearly adjustable; an exchangeable measurement tube for guiding a flowable medium; two measurement electrodes mounted in the measurement tube; a magnetic field-generating device for generating a magnetic field permeating the measurement tube; and at least two connection contacts, each electrically connected to a measurement circuit, wherein the measurement tube is reversibly interlockingly and/or frictionally arranged between the first housing part and the second housing part of the housing.
    Type: Application
    Filed: August 20, 2020
    Publication date: September 15, 2022
    Inventors: Frank Voigt, Steffen Ziegler
  • Publication number: 20220074769
    Abstract: The present disclosure relates to a magnetic inductive flow sensor for determining the flow or the flow speed of a liquid medium in a measurement tube and comprises a housing, a front part which is situated in the end of the housing and has a front end which can be loaded by the medium, at least two measuring electrodes which form a galvanic contact with the medium, and a magnetic-field-generating device situated in the housing for generating a magnetic field extending through the front end. The sensor for determining a process parameter of the medium is situated in the housing.
    Type: Application
    Filed: November 21, 2019
    Publication date: March 10, 2022
    Inventors: Heinz Rufer, Frank Voigt, Steffen Ziegler
  • Publication number: 20220074771
    Abstract: The present disclosure relates to a measuring assembly comprising: a metallic measuring tube open on both sides for carrying a medium, wherein the measuring tube has an outer circumferential surface, an inner circumferential surface, and at least two apertures, wherein the two apertures extend from the outer circumferential surface to the inner circumferential surface; a dielectric cladding layer, which rests on the inner circumferential surface of the measuring tube; a first microwave antenna, which is arranged in the measuring tube and with which contact can be made through the first aperture; a second microwave antenna which is arranged in the measuring tube and with which contact can be made through the second aperture; wherein the dielectric cladding layer forms a dielectric waveguide, via which microwaves can, at least to some extent, reach from the first microwave antenna to the second microwave antenna.
    Type: Application
    Filed: September 23, 2021
    Publication date: March 10, 2022
    Inventors: Stefan Pflüger, Steffen Ziegler, Frank Voigt
  • Patent number: 11236024
    Abstract: The invention relates to a process for metallizing ferrite ceramics, which comprises the following steps: arrangement of a contact element composed of copper or a copper alloy on a surface of the ferrite ceramic, melting of the contact element at least in the region in which the contact element contacts the surface of the ferrite ceramic, and cooling of the contact element and the ferrite ceramic to below the melting point of copper or the copper alloy.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: February 1, 2022
    Assignee: WÜRTH ELEKTRONIK EISOS GMBH & CO. KG
    Inventors: Patrick Messner, Florian Roider, Steffen Ziegler
  • Publication number: 20220026250
    Abstract: A magnetic-inductive flowmeter for ascertaining flow velocity and/or volume flow of a medium includes a measuring tube for conveying the medium, a magnetic field producing means and at least one electrode assembly, which is installed in the measuring tube in such a manner that it forms a galvanic contact with the medium, wherein the electrode assembly has an electrode body, wherein the electrode body is stylus-shaped and has a front end surface, characterized in that a pressure measuring transducer is coupled with the electrode body, wherein the pressure measuring transducer is contactable with the pressure acting on the front end surface, and the electrode assembly includes a temperature sensor, which is adapted to ascertain a measurement signal dependent on temperature of the medium.
    Type: Application
    Filed: November 11, 2019
    Publication date: January 27, 2022
    Inventors: Heinz Rufer, Frank Voigt, Steffen Ziegler
  • Publication number: 20210396557
    Abstract: The present disclosure relates to a magnetically inductive flowmeter for determining flow velocity and/or volume flow of a medium, the flowmeter including a measuring tube for conveying the medium, a magnetic field producing means and at least one electrode assembly, which is installed in the measuring tube in such a manner that it forms a galvanic contact with the medium, wherein the electrode assembly has an electrode body, wherein the electrode body is stylus shaped and has a front end surface, wherein a pressure measuring transducer is coupled with the electrode body, and wherein the pressure measuring transducer is contactable with the pressure acting on the front end surface.
    Type: Application
    Filed: September 20, 2019
    Publication date: December 23, 2021
    Inventors: Heinz Rufer, Frank Voigt, Steffen Ziegler
  • Patent number: 11187562
    Abstract: The present disclosure relates to a housing for a flow measuring device and a flow measuring device. The housing includes a housing body having a housing wall and a housing chamber, where the housing wall has a first wall element and a second wall element. The first wall element and the second wall element enclose the housing chamber, and the housing chamber is configured to receive a measuring tube. The housing wall has first and second openings configured to support the measuring tube at first and second measuring tube ends. The first wall element has a first leaf and a second leaf, and the second wall element has a third leaf and a fourth leaf, where the first leaf and the second leaf and also the third leaf and the fourth leaf engage flush in one another.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: November 30, 2021
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Frank Voigt, Steffen Ziegler, Roland Huber
  • Patent number: 11156487
    Abstract: The present disclosure relates to a measuring assembly comprising: a metallic measuring tube open on both sides for carrying a medium, wherein the measuring tube has an outer circumferential surface, an inner circumferential surface, and at least two apertures, wherein the two apertures extend from the outer circumferential surface to the inner circumferential surface; a dielectric cladding layer, which rests on the inner circumferential surface of the measuring tube; a first microwave antenna, which is arranged in the measuring tube and with which contact can be made through the first aperture; a second microwave antenna which is arranged in the measuring tube and with which contact can be made through the second aperture; wherein the dielectric cladding layer forms a dielectric waveguide, via which microwaves can, at least to some extent, reach from the first microwave antenna to the second microwave antenna.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: October 26, 2021
    Assignee: Endress+Hauser Flowtec AG
    Inventors: Stefan Pflüger, Steffen Ziegler, Frank Voigt
  • Publication number: 20200191625
    Abstract: The present disclosure relates to a measuring assembly comprising: a metallic measuring tube open on both sides for carrying a medium, wherein the measuring tube has an outer circumferential surface, an inner circumferential surface, and at least two apertures, wherein the two apertures extend from the outer circumferential surface to the inner circumferential surface; a dielectric cladding layer, which rests on the inner circumferential surface of the measuring tube; a first microwave antenna, which is arranged in the measuring tube and with which contact can be made through the first aperture; a second microwave antenna which is arranged in the measuring tube and with which contact can be made through the second aperture; wherein the dielectric cladding layer forms a dielectric waveguide, via which microwaves can, at least to some extent, reach from the first microwave antenna to the second microwave antenna.
    Type: Application
    Filed: November 22, 2017
    Publication date: June 18, 2020
    Inventors: Stefan Pflüger, Steffen Ziegler, Frank Voigt