Patents Assigned to Freudenberg
  • Publication number: 20240376667
    Abstract: A material for a primary carpet backing including a nonwoven fabric including first bicomponent core/sheath fibers including a first thermoplastic polymer in the core and a second thermoplastic polymer in the sheath and second bicomponent core/sheath fibers including a third thermoplastic polymer in the core and a fourth thermoplastic polymer in the sheath, wherein the first thermoplastic polymer in the core of the first bicomponent core/sheath fibers is of a different polymer family as the third thermoplastic polymer in the core of the second bicomponent core/sheath fibers, and wherein the second thermoplastic polymer in the sheath of the first bicomponent core/sheath fibers and the fourth thermoplastic polymer in the sheath of the second bicomponent core/sheath fibers are polymers of the same polymer family, preferably having the same melting temperature.
    Type: Application
    Filed: August 26, 2022
    Publication date: November 14, 2024
    Applicant: FREUDENBERG PERFORMANCE MATERIALS B.V.
    Inventors: Jan KLOMPARENDS, Magnus GUNZENHAEUSER, Eric VAN DEN HOVEN, Matthias GOETTEL
  • Patent number: 12142905
    Abstract: Busbar comprising a supporting body (1) made of a tough-hard material, and at least one electrical conductor (2.1, 2.2, 2.3, . . . ), wherein the conductor (2.1, 2.2, 2.3, . . . ) is connected to the supporting body (1). The supporting body (1) comprises a seal (3) that is made of a rubber-elastic material, which encloses the conductor (2.1, 2.2, 2.3, . . . ) on the outer circumferential side with an annular sealing region (4) in a sealing manner.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: November 12, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Rouven Ratfisch, Ralf Heldmann, Guenter Ziegler, Markus Clemens, Juergen Mall
  • Patent number: 12110920
    Abstract: A bearing for use between an outer member and an inner member that is movable relative to the outer member. The bearing includes a generally cylindrical plastic body having a plurality of undulations that form gradual radially inward and radially outward waves relative to a circular path.
    Type: Grant
    Filed: June 27, 2022
    Date of Patent: October 8, 2024
    Assignee: Freudenberg-NOK General Partnership
    Inventors: Raymond L. Szparagowski, Saikrishna Sundararaman, Simon Watling
  • Patent number: 12107463
    Abstract: A grounding ring, including a substantially circular-ring-shaped hub and at least two sliding contacts, which are arranged on the outside of the hub in the radial direction, extend in the circumferential direction and, in the manufactured state of the grounding ring, are arranged adjacent to one another at a distance from one another in the circumferential direction and delimit a circumferential gap with their sides facing one another in the circumferential direction, and wherein the circumferential gap is substantially bridged during the intended use of the grounding ring by the mutually facing and mutually non-overlapping sides.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: October 1, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Marlene Bantz, Francois Colineau, Frank Guder, Guenter Hintenlang, Soeren Neuberger, Gerhard Kutschera, Jens Hofmann
  • Patent number: 12103156
    Abstract: A handle for a cleaning device, including a knob which is rotatably arranged at one end of the handle, wherein the knob includes a first knob element and a second knob element. The first knob element is connected to the second knob element, and the second knob element has a recess in which the handle is rotatably arranged. The first knob element is equipped with a latch, by which the first knob element is rotatably locked to the handle. The second knob element has a locking element, and the locking element locks the latch of the first knob element relative to the handle when the first knob element and the second knob element are connected to one another.
    Type: Grant
    Filed: April 27, 2023
    Date of Patent: October 1, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Ralf Juergens, Felix Fallenstein, Nikolai Sand, Maik Bieganski
  • Patent number: 12098482
    Abstract: A textile fabric includes: a base body having at least one layer, the at least one layer comprising PEN, copolymers, and/or blends thereof as a binding component. The binding component is obtainable by applying temperatures above a glass transition temperature of a binding fiber sheath polymer to core/sheath binding fibers, in which the binding fiber sheath polymer contains PEN, copolymers, and/or blends thereof.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: September 24, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Ulrich Schneider, Gerald Jarre, Michael Zaplatilek, Andrea Jaeger
  • Patent number: 12089352
    Abstract: A pressure equalising device for a housing, including an inside, an outside, and a lattice-like cage having a gas passage opening. The gas passage opening connects the inside and the outside in a differential pressure-dependent and flow-conducting manner. The gas passage opening is covered by a gas-permeable membrane which includes at least one nonwoven layer. The nonwoven layer includes fibers which are substantially completely sheathed by a sheath of an elastomer.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: September 10, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Christopher Schaefer, Ingo Stephan, Markus Filler
  • Patent number: 12083467
    Abstract: The invention relates to a filter arrangement for cleaning an air stream having at least three filter elements, wherein each filter element has a bellows made of pleated filter medium, wherein the filter elements are arranged in series and any two adjacent filter elements are connected to one another by means of a connecting tab. According to the invention, a fold run-out of all end folds of all bellows is oriented in a particular direction, the connecting tabs are of two different embodiments and the different embodiments of the connecting tabs are arranged alternatingly when viewed in a longitudinal direction of the filter arrangement. Not only is a simple installation of the filter elements in a filter holder thus facilitated but also a defined seating of the filter elements in the filter holder is ensured.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: September 10, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Tobias Beisel, Alexander Oelsner, Christoph Krambs, Peter Zimmermann, Emre Karasu, Peter Capuani
  • Patent number: 12072118
    Abstract: The invention relates to a method for operating a ventilation system for indoor air in an indoor space, in particular a motor vehicle. The method comprises the steps of: providing a fresh air portion of supplied fresh air and a recirculated air volume flow according to a predetermined or selected operating strategy; determining settings for a recirculated air actuator for adjusting a fresh air portion, in particular a recirculated air flap or a recirculated air valve, and a fan power of a fan for adjusting a mixed air volume flow (QM) of supplied recirculated and fresh air; increasing the fresh air portion and/or the mixed air volume flow (QM) as a function of a pathogen filtration efficiency of a cabin filter and a predetermined contamination prevention volume flow as a pathogenic indoor concentration limit value (CP) for a maximum concentration of pathogenic aerosols.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: August 27, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Uwe Haefner, Sascha Blauth, Maik Sieh
  • Publication number: 20240279439
    Abstract: A bituminous membrane comprising a nonwoven support which is impregnated with bitumen and a binding resin. The binding resin is for nonwoven fabrics, in particular, for manufacturing supports for bituminous membranes, having natural, sustainable raw materials. The resin is an aqueous solution including starch, a crosslinking agent of natural origin, a catalyst and optional additives.
    Type: Application
    Filed: May 3, 2024
    Publication date: August 22, 2024
    Applicant: POLITEX s.a.s. di FREUDENBERG POLITEX s.r.l.
    Inventors: Massimo MIGLIAVACCA, Marinella LEVI, Stefano TURRI
  • Patent number: 12055247
    Abstract: A sealing arrangement includes: a first pipe and a second pipe, which are arranged substantially adjacent to each other in a flow direction and together form a line, the first pipe having a first end and the second pipe has a second end, the first end enclosing the second end at a radial spacing; and a sealing sleeve comprising a sealing material, the sealing sleeve being sealingly arranged under radial elastic preloading in a gap formed by the spacing and sealingly contacting an inner circumference of the first pipe and an outer circumference of the second pipe.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: August 6, 2024
    Assignee: CARL FREUDENBERG KG
    Inventor: Rudolf Gattringer
  • Patent number: 12030990
    Abstract: An aliphatic polyketone compound including 85.0 to 99.5 wt % aliphatic polyketone and 0.5 to 15.0 wt % ultra-high molecular weight polyethylene. An aliphatic polyketone compound described where the ultra-high molecular weight polyethylene is 2.0 to 8.0 wt %. An aliphatic polyketone compound where the ultra-high molecular weight polyethylene has a molecular weight greater than 1.0 million g/mol.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: July 9, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Bjoern Hellbach, Marco Sutter, Roland Fietz, Thomas Schauber
  • Patent number: 12005692
    Abstract: The invention provides a nonwoven laminate, comprising in order (A) to (E): a spunbond nonwoven layer (A) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester; an optional spunbond nonwoven layer (B) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester, the nonwoven layer (B) having a higher copolyester content than nonwoven layer (A); a needled staple fibre nonwoven layer (C), comprising: monocomponent polyethylene terephthalate (PET) staple fibres (c1), and multicomponent staple fibres (c2), which comprise at least a polyethylene terephthalate (PET) component and a copolyester component; an optional spunbond nonwoven layer (D) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester, the nonwoven layer (D) having a higher copolyester content than nonwoven layer (E); a spunbond nonwoven layer (E) comprising fibres, which comprise polyethylene terephthalate (PET) and copolyester; wherein all layers are melt-bonded to each ot
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: June 11, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Arun Prasad Venugopal, Gerhard Schoepping
  • Patent number: 12004692
    Abstract: A sheet product dispenser is provided that includes a housing and a packaging unit arranged in the housing. The packaging unit includes a roll of sheet products and a liquid-tight bag in which the roll is arranged. The liquid-tight bag includes a removal opening for removal of the sheet products, the removal opening being delimited by a dimensionally stable coupling ring made of a tough material. The dimensionally stable coupling ring is connected to an annular feeder encompassing a feeder opening, and the housing and the annular feeder are non-destructively and releasably connected to one another.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: June 11, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Handan Oeguen, Felix Fallenstein, Andreas Eisenhut, Benno Dariz, Sebastian Camerer
  • Patent number: 11976395
    Abstract: An embossed non-woven for the vehicle interior, includes: polyethylene terephthalate framework staple fibers; and polyethylene terephthalate binding staple fibers. A proportion of polyethylene terephthalate binding staple fibers is 5 to 50 wt. % based on a total weight of the non-woven. The polyethylene terephthalate binding staple fibers includes core/shell staple fibers. A shell of the core/shell staple fibers has low-melting co-polyethylene terephthalate having a melting point measured in accordance with DIN ISO 11357-3 (2013) in a range of 80° C. to 230° C.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: May 7, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Arun Prasad Venugopal, Dasa Urbanc, Andreja Jurjevcic, Angela Weik
  • Patent number: D1028405
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 21, 2024
    Assignee: CARL FREUDENBERG KG
    Inventor: Xiaoming Sheng
  • Patent number: D1039234
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: August 13, 2024
    Assignee: Carl Freudenberg KG
    Inventor: Doug Metzel
  • Patent number: D1046357
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: October 8, 2024
    Assignee: CARL FREUDENBERG KG
    Inventors: Fred Cecala, Leo Gubenko, Torsten Plate, Florian Hattich
  • Patent number: D1049534
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: October 29, 2024
    Assignee: CARL FREUDENBERG KG
    Inventor: Johanna Koenigsberger
  • Patent number: D1052212
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: November 19, 2024
    Assignee: CARL FREUDENBERG KG
    Inventor: Johanna Koenigsberger