Patents Assigned to Freudenberg
  • Sealing ring and use thereof
    Patent number: 11629784
    Abstract: A sealing ring includes: a first axial leg; and a sealing leg with a sealing lip. When viewed in cross section, the sealing ring is in a shape of a seven. The sealing leg is connected to a first end face of the first axial leg by a first joint. The sealing leg has, on a side facing axially toward the first end face, a dirt lip with at least one sealing edge and a radially internal first boundary surface and a radially external second boundary surface.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: April 18, 2023
    Assignee: CARL FREUDENBERG KG
    Inventors: Andreas Koch, Thomas Segbers, Jan Fritz, Mirko Minners, Stefan Scheffler, Akio Shimizu
  • CLEANING ARTICLE
    Publication number: 20230104177
    Abstract: A cleaning article includes: a first panel having: a first fiber layer; and a first substrate attached to the first fiber layer by a first connection type; and a second panel having: a second fiber layer; and a second substrate attached to the second fiber layer by the first connection type. The first connection type includes a first connection line in parallel with a second connection line, the first and second connection lines together straddling a center line of a respective panel that extends in an axial direction. The first panel is attached to the second panel by a plurality of spot connections so as to create a pocket between the first panel and the second panel.
    Type: Application
    Filed: December 7, 2022
    Publication date: April 6, 2023
    Applicant: Carl Freudenberg KG
    Inventors: Friedel Winterling, Norbert Weis, Stephen Dickel, Robert G Challman, Sabine Boroyevich, Robert Ancheta, Doug Metzel, Eric Martin
  • Cleaning device
    Patent number: 11602254
    Abstract: A cleaning device includes: a liquid container; a heating element; and a pump for conveying liquid out of the liquid container in a direction of the heating element. The heating element at least partially vaporizes the liquid. The heating element is connected to a cleaning head, from which the vaporized liquid exits. A compensating device is arranged between the pump and the heating element.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: March 14, 2023
    Assignee: CARL FREUDENBERG KG
    Inventor: Alessandro Brugora
  • Pipe connection with split swivel ring
    Patent number: 11598456
    Abstract: A pipe connection swivel joint assembly includes a pipe member having an end flange with a conical proximal surface. A split ring assembly includes a pair of swivel ring halves each having a conical inner surface disposed against the conical proximal surface of the pipe member. The pair of swivel ring halves further include a plurality of mounting holes extending axially through the pair of swivel ring halves and a plurality of ring fastening holes. An outer ring is connected to the pair of swivel ring halves by a plurality of split ring fasteners engaged with the plurality of ring fastening holes. The outer ring supports a pair of distance plates that are disposed between opposing ends of the pair of swivel ring halves.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: March 7, 2023
    Assignee: Freudenberg Oil & Gas, LLC
    Inventors: Hanif Nazari, Finn Fredriksen
  • THERMALLY CONDUCTIVE ELECTRICALLY INSULATING THERMOPLASTIC MATERIALS
    Publication number: 20230063020
    Abstract: Thermally conductive electrically insulating compositions and structures and devices comprising such materials. In various embodiments, such materials comprise liquid crystal polymer and fillers, wherein the fillers comprise boron nitride and glass fiber. In various embodiments, the liquid crystal polymer is selected from the group consisting of semi-aromatic copolyesters, copolyamides, polyester-co-amides, and mixtures thereof.
    Type: Application
    Filed: August 26, 2021
    Publication date: March 2, 2023
    Applicant: Freudenberg-NOK General Partnership
    Inventors: Raymond L. SZPARAGOWSKI, Michael BLAKE, Saikrishna SUNDARARAMAN
  • Cleaning cart and frame therefor
    Patent number: 11583160
    Abstract: A cleaning cart includes: a support body; and a communication device holder for receiving a mobile communication device. The communication device holder is secured to the support body. In an embodiment, the support body has a double-shell construction, including an outer first shell and an inner second shell. The first shell covers the second shell in an essentially dome-shaped manner.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: February 21, 2023
    Assignee: CARL FREUDENBERG KG
    Inventors: Jens Deerberg, Torsten Gratzki, Steve Barber, Ralf Juergens, Felix Fallenstein, Nikolai Sand, Andreas Eisenhut
  • Aqueous, alkaline electrolyte for depositing zinc-containing layers onto surfaces of metal piece goods
    Patent number: 11578419
    Abstract: The invention relates to an aqueous, alkaline electrolyte for electrochemically depositing a zinc-, iron-, manganese-containing layer onto surfaces of metal piece goods, in particular piece goods made of iron and/or steel, characterized in that the electrolyte contains: zinc ions in an amount of 4-60 g/L; iron ions in an amount of 0.5-30 g/L; manganese ions in an amount of 0.1-15 g/L. The invention also relates to a method for electrochemically depositing a zinc-, iron-, manganese-containing layer onto one or more surfaces of a metal piece good. The invention also relates to a metal piece good comprising a zinc-, iron, manganese-containing layer electrochemically deposited onto a surface of the metal piece good in accordance with the inventive method.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: February 14, 2023
    Assignees: CARI, FREUDENBERG KG, PROVEXA AB
    Inventors: Patricia Preikschat, Anders Skalsky
  • Multidirectional dusting tool
    Patent number: 11564549
    Abstract: A dusting tool having a flexible skeletal element including a base, from which four elongated arms extend. The elongated arms have a base end and a distal end. The base ends extend from the base and being spaced apart from one another at the base. The arms being flexible and resilient. A plurality of cross-members extend between the elongated arms, a plurality of living hinges being disposed between the plurality of cross-members and the elongated arms. A force applied to at least one of the elongated arms is transmitted to the other of the elongated arm by the plurality of cross-members and the plurality of living hinges.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: January 31, 2023
    Assignee: Carl Freudenberg KG
    Inventors: Robert Ancheta, Doug Metzel, Eric Martin, Robert G. Challman
  • Sealing element
    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
  • Ball joint seal
    Patent number: 11549623
    Abstract: The pipe ball joint includes a casing having a socket portion with a substantially spherical interior surface and a first pipe segment extending from the socket portion. The socket portion has an annular groove disposed adjacent the partially spherical interior surface. A ball pipe section includes a ball segment received in the socket portion of the casing and a second pipe segment extending from the ball segment. A seal assembly is received in the annular groove of the casing and is disposed against the ball segment of the ball pipe section. The seal assembly includes a plurality of nested seal rings that each include a concave face and a convex face.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: January 10, 2023
    Assignee: Freudenberg Oil & Gas, LLC
    Inventors: Brian A. Wallace, Reza Payvar
  • Acoustical baffle
    Patent number: 11541829
    Abstract: The present invention is directed to an acoustical baffle that has use in vehicle interiors, such as an interior headliner. In particular, the baffle can provide improved acoustics while maintaining a desired airflow resistance and can be configured to provide for different sound attenuation characteristics at selected locations of the baffle construction.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: January 3, 2023
    Assignee: FREUDENBERG PERFORMANCE MATERIALS LP
    Inventor: Michael P. Demo
  • Sealing bellows and sealing arrangement comprising the sealing bellows
    Patent number: 11536312
    Abstract: A sealing bellows made of an elastomeric material includes: a first end face; a second end face; and a casing having a central axis, the casing being arranged in an axial direction between the first and second end faces, the casing including at least one torsion-compensating element for absorbing torsional movements introduced into the sealing bellows substantially without torsional stress. The first end face includes a first static seal and the second end face includes a second static seal. The sealing bellows is made of a TPE material.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: December 27, 2022
    Assignee: CARL FREUDENBERG KG
    Inventors: Rainer Knorr, Tatsuro Hosen
  • Sealing arrangement and use thereof
    Patent number: 11497151
    Abstract: A sealing arrangement includes: a first machine element and a second machine element, each made of an electrically-conductive material; and a seal. The first and second machine elements are sealed against one another by the seal. At least one of the machine elements is made of an electrically-conductive plastic which is at least partially covered by an electrically-insulating, injection-molded skin as a result of production. The seal has an electrically-conductive support body. The support body has at least one substantially mandrel-shaped projection comprising an electrically-conductive material which is arranged on a side of the support body facing the injection-molded skin and completely penetrates the injection-molded skin.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: November 8, 2022
    Assignee: CARL FREUDENBERG KG
    Inventors: Herve Di Meo, Marina Nussko, Matthias Hauer, Volker Schroiff, Marco Sutter
  • Beveled Broom and Step-On Dustpan Cleaning System
    Publication number: 20220346540
    Abstract: A beveled broom and step-on dustpan cleaning system including a step-on dustpan having a step-on portion configured to allow a user to collect debris in a receptacle of the dustpan when a force is applied on the step-on portion. The dustpan includes a lip portion which is configured to seal against a floor surface upon a user stepping on the step-on portion to collect debris. A beveled broom having a broom head configured with a beveled or chamfered shape at a functional angle to provide an effective and efficient contact surface to a floor surface to collect debris during use.
    Type: Application
    Filed: July 15, 2022
    Publication date: November 3, 2022
    Applicant: Carl Freudenberg KG
    Inventors: Doug Metzel, Robert Ancheta
  • Crosslinking of polyaryletherketones
    Patent number: 11479629
    Abstract: Provided is a method for the production of a crosslinked molded body containing polyaryletherketone (PAEK), comprising the steps of (a) providing a mixture comprising a PAEK and a crosslinker, (b) preparing a molded body from the mixture, and (c) thermally treating the molded body at a temperature at which PAEK crosslinks, thereby obtaining the crosslinked molded body, and wherein the crosslinker is a di(aminophenyl) compound comprising two aminophenyl rings, wherein the two aminophenyl rings are joined together via an aliphatic group having a carbocyclic rest.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: October 25, 2022
    Assignee: FREUDENBERG SE
    Inventors: Thomas Schauber, Marco Sutter, Anke Zeller, Kira Truxius, Christoph Krafft, Ivan Schmalzel, Michael Schmitt, Mirco Niklas, Stefan Behle, Juergen Wenzel, Bernd Havemann
  • Wheel cleaning apparatus and method
    Patent number: 11465596
    Abstract: A system and method for cleaning a cart wheel includes an elongated body having a central channel having an entry end and an exit end. A shuttle slidably engages the elongated body and is engageable by a wheel entering the central channel from the entry end such that the wheel pushes the shuttle along the central channel and disengages the shuttle adjacent the exit end, wherein a sliding engagement between the wheel and the shuttle cleans the wheel.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: October 11, 2022
    Assignee: Carl Freudenberg KG
    Inventors: Fred Cecala, Leo Gubenko, Torsten Plate, Florian Hattich
  • Thermoformable decorative material
    Patent number: 11453202
    Abstract: A thermoformable decorative material for an automotive interior includes: a decorative layer including a textile substrate; a digitally printed design disposed on at least one side of the textile substrate and having dispersion ink and/or pigment ink; and an overlay adhesive coating applied to the digitally printed design. The overlay adhesive coating has an adhesive that includes polyurethane and/or polyacrylate.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: September 27, 2022
    Assignee: CARL FREUDENBERG KG
    Inventors: Johanna Spoerl, Feng Li, Arun Prasad Venugopal, Klaus-Dietmar Wagner, Angela Weik
  • Mop head
    Patent number: D965935
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: October 4, 2022
    Assignee: CARL FREUDENBERG KG
    Inventor: Diana Thyson
  • Mop head
    Patent number: D970138
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: November 15, 2022
    Assignee: CARL FREUDENBERG KG
    Inventor: Diana Thyson
  • Mop
    Patent number: D974687
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: January 3, 2023
    Assignee: Carl Freudenberg KG
    Inventor: Doug Metzel