Patents by Inventor Thomas Klenk

Thomas Klenk 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: 11718373
    Abstract: A ballast seal for a sealing ring includes: a substantially annular potential equalization ring made of an electrically-conductive material and which can be brought into contact in a sealing manner with a surface to be sealed of a machine element to be sealed; and at least one shielding ring made of a soft magnetic material so as to shield against electromagnetic interfering waves.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: August 8, 2023
    Assignee: CARL FREUDENBERG KG
    Inventors: Francois Colineau, Jens Hofmann, Thomas Klenk
  • Patent number: 11560949
    Abstract: Sealing element for producing an electrically conductive connection between a first machine element and a second machine element, comprising at least one disc-shaped conducting element and a support ring, the support ring comprising an axial flange and a radial flanged, the conducting element being formed from an electrically conductive foil, and the conducting element being secured at least in sections along the axial flange between the support ring and the second machine element.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: January 24, 2023
    Assignee: CARL FREUDENBERG KG
    Inventors: Guenter Hintenlang, Martin Heldmann, Thomas Klenk, Jens Hofmann
  • Patent number: 11002363
    Abstract: A seal includes: a sealing ring made of a sealing material; and at least one shielding ring made a soft magnetic material for shielding against electromagnetic interfering waves. In an embodiment, the at least one shielding ring is formed by a ferrite ring. In an embodiment, the at least one shielding ring includes at least two shielding rings, the at least two shielding rings being arranged in a functional series connection.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: May 11, 2021
    Assignee: CARL FREUDENBERG KG
    Inventors: Francois Colineau, Jens Hofmann, Thomas Klenk
  • Publication number: 20200103028
    Abstract: Sealing element for producing an electrically conductive connection between a first machine element and a second machine element, comprising at least one disc-shaped conducting element and a support ring, the support ring comprising an axial flange and a radial flange, the conducting element being formed from an electrically conductive foil, and the conducting element being secured at least in sections along the axial flange between the support ring and the second machine element.
    Type: Application
    Filed: September 30, 2019
    Publication date: April 2, 2020
    Inventors: Guenter HINTENLANG, Martin HELDMANN, Thomas KLENK, Jens HOFMANN
  • Publication number: 20190277404
    Abstract: A seal includes: a sealing ring made of a sealing material; and at least one shielding ring made a soft magnetic material for shielding against electromagnetic interfering waves. In an embodiment, the at least one shielding ring is formed by a ferrite ring. In an embodiment, the at least one shielding ring includes at least two shielding rings, the at least two shielding rings being arranged in a functional series connection.
    Type: Application
    Filed: February 12, 2019
    Publication date: September 12, 2019
    Inventors: Francois Colineau, Jens Hofmann, Thomas Klenk
  • Publication number: 20190276119
    Abstract: A ballast seal for a sealing ring includes: a substantially annular potential equalization ring made of an electrically-conductive material and which can be brought into contact in a sealing manner with a surface to be sealed of a machine element to be sealed; and at least one shielding ring made of a soft magnetic material so as to shield against electromagnetic interfering waves.
    Type: Application
    Filed: February 13, 2019
    Publication date: September 12, 2019
    Inventors: Francois Colineau, Jens Hofmann, Thomas Klenk
  • Patent number: 10190690
    Abstract: Preliminary seal, comprising an essentially circular disc (1) of an electrically conductive material (2) permeable to air and a carrier body (3), wherein the disc (1) is configured as a separately produced individual part—in relation to the carrier body (3)—is joined to the carrier body (3).
    Type: Grant
    Filed: July 7, 2015
    Date of Patent: January 29, 2019
    Assignee: Carl Freudenberg KG
    Inventors: Francois Colineau, Guenter Hintenlang, Thomas Klenk, Stefan Koenig
  • Patent number: 10161522
    Abstract: A seal assembly having a sealing ring, including at least one dynamically stressed sealing lip (1) and a buffer seal (2), which is arranged adjacent to the sealing lip (1) at an axial distance (3) therefrom, wherein the buffer seal (2) is made of an electrically conductive material, and wherein the sealing lip (1) and the buffer seal (2) are adjacent to and in contact with a surface (5) to be sealed of a first machine element (6) to be sealed, wherein the first machine element (6) to be sealed is arranged adjacent to a second machine element (8) at a radial distance (7) therefrom, wherein the sealing ring (1) is arranged in the a gap (9) formed by the radial distance (7), wherein the first (6) and second machine elements (8) are in contact with the buffer seal (2) in an electrically conductive manner.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: December 25, 2018
    Assignee: Carl Freudenberg KG
    Inventors: Francois Colineau, Guenter Hintenlang, Thomas Klenk
  • Publication number: 20160010750
    Abstract: Preliminary seal, comprising an essentially circular disc (1) of an electrically conductive material (2) permeable to air and a carrier body (3), wherein the disc (1) is configured as a separately produced individual part—in relation to the carrier body (3)—is joined to the carrier body (3).
    Type: Application
    Filed: July 7, 2015
    Publication date: January 14, 2016
    Inventors: Francois COLINEAU, Guenter HINTENLANG, Thomas KLENK, Stefan KOENIG
  • Publication number: 20140203514
    Abstract: A seal assembly having a sealing ring, including at least one dynamically stressed sealing lip (1) and a buffer seal (2), which is arranged adjacent to the sealing lip (1) at an axial distance (3) therefrom, wherein the buffer seal (2) is made of an electrically conductive material, and wherein the sealing lip (1) and the buffer seal (2) are adjacent to and in contact with a surface (5) to be sealed of a first machine element (6) to be sealed, wherein the first machine element (6) to be sealed is arranged adjacent to a second machine element (8) at a radial distance (7) therefrom, wherein the sealing ring (1) is arranged in the a gap (9) formed by the radial distance (7), wherein the first (6) and second machine elements (8) are in contact with the buffer seal (2) in an electrically conductive manner.
    Type: Application
    Filed: August 22, 2013
    Publication date: July 24, 2014
    Applicant: Carl Freudenberg KG
    Inventors: Francois COLINEAU, Guenter HINTENLANG, Thomas KLENK
  • Patent number: 8647758
    Abstract: An electrochemical energy storage device provides problem-free pressure compensation at a permanently high impermeability, includes a storage housing (1), which encases a volume, in which cells are accommodated, wherein the storage housing (1) protects the volume from the surroundings, and includes a volume compensation device (2), which compensates pressure differences between the interior of the storage housing (1) and the surroundings without a material replacement between the surroundings and the interior of the storage housing (1).
    Type: Grant
    Filed: August 12, 2010
    Date of Patent: February 11, 2014
    Assignee: Carl Freudenberg, KG
    Inventors: Peter Kritzer, Thomas Klenk
  • Publication number: 20110272895
    Abstract: A seal (2) for a housing, in particular, for a battery housing or for another electrochemical energy storage device, comprising a base body (5), the base body (5) having profile seals (6) with profiled sealing surfaces (7), and the profile seals (6) having first ends (6a) and second ends (6b) are interconnected by a corner connector (8) at one end (6a, 6b) of each seal.
    Type: Application
    Filed: November 24, 2010
    Publication date: November 10, 2011
    Applicant: CARL FREUDENBERG KG
    Inventors: Peter Kritzer, Frank Schoenberg, Thomas Kramer, Ricki Paul, Frank Lauer, Georg Puett, Olaf Nahrwold, Thomas Klenk
  • Publication number: 20110045324
    Abstract: An electrochemical energy storage device provides problem-free pressure compensation at a permanently high impermeability, includes a storage housing (1), which encases a volume, in which cells are accommodated, wherein the storage housing (1) protects the volume from the surroundings, and includes a volume compensation device (2), which compensates pressure differences between the interior of the storage housing (1) and the surroundings without a material replacement between the surroundings and the interior of the storage housing (1).
    Type: Application
    Filed: August 12, 2010
    Publication date: February 24, 2011
    Applicant: CARL FREUDENBERG KG
    Inventors: Peter Kritzer, Thomas Klenk
  • Patent number: 7309520
    Abstract: A flat gasket made up of at least one layer of nonwoven fabric consisting of a sheet of asbestos-free fibers or fiber mixtures and impregnated with a polymer, the sealing element consisting of at least one polytetrafluoroethylene-impregnated nonwoven fabric.
    Type: Grant
    Filed: February 26, 2002
    Date of Patent: December 18, 2007
    Assignee: Carl Freudenberg KG
    Inventors: Steffen Kosack, Thomas Klenk, Ulrich Liedtke, Frank Schultz
  • Patent number: 7017913
    Abstract: An axial shaft seal disposed between a housing wall and a rotating shaft includes an outer ring insertable into the housing wall in a stationary and sealing manner and an inner ring connectable to the shaft in a non-twisting and sealing manner. The outer ring includes a sleeve having a polymer material extending radially inward and having a spring bellows form. A radially inward end portion of the sleeve has a first sealing surface. The inner ring includes a ring flange extending radially outward so as to provide a second sealing surface for axially mating the first sealing face.
    Type: Grant
    Filed: June 25, 2003
    Date of Patent: March 28, 2006
    Assignee: Carl Freudenberg KG
    Inventors: Thomas Klenk, Eberhard Bock, Thomas Kramer, Werner Hufnagel, Martin Heldmann, Markus Clemens, Gilbert Pataille
  • Publication number: 20050067793
    Abstract: A radial shaft seal with a sealing element made of a non-woven fabric impregnated with an active material, particularly PTFE. The shaft seal is disposed between a stationary machine part and a rotating shaft. In the axial direction, the sealing element consists of at least one layer of non-woven fabric impregnated with a PTFE dispersion and laminated under pressure and heat.
    Type: Application
    Filed: June 26, 2002
    Publication date: March 31, 2005
    Applicant: Carl Freeudenberg KG
    Inventors: Thomas Klenk, Ulrich Liedtke, Frank Schultz, Eberhard Bock, Stephan Wetzel
  • Publication number: 20040245729
    Abstract: A seal for sealing rotating shafts, or rods that move back and forth, comprising a shaft-sealing or rod-sealing element that has a sealing surface or sealing edge. The sealing element is provided on at least one of its surfaces with a facing that consists of a nonvowen material impregnated with a polymer dispersion.
    Type: Application
    Filed: March 17, 2004
    Publication date: December 9, 2004
    Inventors: Eberhard Bock, Thomas Klenk
  • Publication number: 20040239046
    Abstract: A flat gasket made up of at least one layer of nonwoven fabric consisting of a sheet of asbestos-free fibers or fiber mixtures and impregnated with a polymer, the sealing element consisting of at least one polytetrafluoroethylene-impregnated nonwoven fabric.
    Type: Application
    Filed: July 19, 2004
    Publication date: December 2, 2004
    Inventors: Steffen Kosack, Thomas Klenk, Ulrich Liedtke, Frank Schultz
  • Publication number: 20040227303
    Abstract: A cassette seal, particularly for machines exposed to a high degree of external dust or dirt particles, which between an outer ring and an inner ring, is provided with at least one dust barrier that can be exposed to dust. The at least one dust barrier consists of a nonwoven material impregnated with a polymer dispersion.
    Type: Application
    Filed: April 2, 2004
    Publication date: November 18, 2004
    Inventors: Eberhard Bock, Thomas Klenk, Manfred Pfadt, Rolf Vogt
  • Publication number: 20040217556
    Abstract: A sealing device, particularly for machine elements that move axially toward one another, with at least one sealing collar having a V-shaped cross-section, characterized in that the sealing collar consists of a PTFE nonwoven material.
    Type: Application
    Filed: April 28, 2004
    Publication date: November 4, 2004
    Inventors: Thomas Klenk, Michael Kessler