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Carl Freudenberg Kg patents


Recent patent applications related to Carl Freudenberg Kg. Carl Freudenberg Kg is listed as an Agent/Assignee. Note: Carl Freudenberg Kg may have other listings under different names/spellings. We're not affiliated with Carl Freudenberg Kg, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Carl Freudenberg Kg-related inventors


Sound-absorbing textile composite

In an embodiment, the present invention provides a sound-absorbing textile composite having a flow resistance of from 250 ns/m3 to 5000 ns/m3, including: a) at least one open-pore support layer including coarse staple fibers having a titer of from 3 dtex to 17 dtex and fine staple fibers having a titer of from 0.3 dtex to 2.9 dtex as scaffold fibers; and b) a flow layer arranged on the support layer, which flow layer includes a microporous foam layer.. . ... Carl Freudenberg Kg

Sound-absorbing textile composite

In an embodiment, the present invention provides a sound-absorbing textile composite, including: a) at least one open-pore support layer comprising coarse staple fibers having a titer of from 3 dtex to 17 dtex and fine staple fibers having a titer of from 0.3 dtex to 2.9 dtex, as scaffold fibers; and b) a microporous flow layer arranged on the support layer and including microfibers having a fiber diameter of less than 10 μm. A flow resistance of the sound-absorbing textile composite is from 250 ns/m3 to 5000 ns/m3.. ... Carl Freudenberg Kg

Filter arrangement for a mobile device

A filter arrangement for a mobile device includes at least one first filter element and at least one second filter element, which are arranged in an air duct of the mobile device. The at least one first filter element is a pleated filter and the at least one second filter element is an adsorption filter. ... Carl Freudenberg Kg

Supply air arrangement for a mobile device

A supply air arrangement for a mobile device includes: at least one inlet; at least one air duct; at least one outlet; and a filtering arrangement comprising at least two filtering elements. A first filtering element and a second filtering element that is formed separately from the first filtering element are arranged in the air duct.. ... Carl Freudenberg Kg

Wringer device for a mopping unit

A wringer device for a mopping apparatus includes: a basket-like receptacle rotatably arranged in a support, the receptacle being caused to rotate by a mechanical drive, the drive including a lever movably mounted in the support and being provided with a spindle nut that causes a spindle to rotate when the lever moves; a first gear arranged on the spindle for conjoint rotation; a second gear associated with a rotary shaft of the receptacle; a freewheel arranged between the rotary shaft and the second gear, the freewheel allowing torque to be transmitted to the rotary shaft in only one direction of rotation; and a toothed belt arranged between the first gear and the second gear.. . ... Carl Freudenberg Kg

Cleaning device, cloth and holder

A cloth for a cleaning device having a support body with a first foldable frame element and a second foldable frame element includes: a first pocket and a second pocket, each pocket receiving a selected one of the frame elements; and a holder arranged inside each pocket. The holders and corresponding frame elements are automatically, without manual connection, connected together in a non-destructively detachable manner during movement of the frame elements into the pockets.. ... Carl Freudenberg Kg

Volume nonwoven fabric

A method for producing a volume nonwoven fabric includes the steps of: (a) providing a nonwoven fabric raw material, containing fiber balls and binder fibers; (b) providing an air-laying device, which has at least two spiked rollers between which a gap is formed; (c) processing the nonwoven fabric raw material in the device in an air-laying method, the nonwoven fabric raw material passing through the gap between the spiked rollers, fibers or fiber bundles being pulled from the fiber balls by the spikes; (d) laying on a laying apparatus; and (e) thermally bonding so as to obtain the volume nonwoven fabric.. . ... Carl Freudenberg Kg

Frame for electrochemical cells

A frame can be mounted easily in an arrangement and which protects the cells received in the arrangement in as optimum manner as possible with high operational suitability, a frame for fixing cells, has a frame body, in which at least one cooling duct for a cooling medium is configured, wherein the frame has at least one plug-in piece for connecting to another frame, wherein the cooling duct runs at least partially within the plug-in piece.. . ... Carl Freudenberg Kg

Hydraulic bearing

In an embodiment, the present invention provides a bearing for use in a rail vehicle, including: a core assembly; a casing assembly that surrounds said core assembly, the core assembly being supported against the casing assembly by at least one membrane and being movable relative to the casing assembly; and a functional chamber, which chamber contains a working fluid, the functional chamber being delimited by a pumping surface that is formed by the core assembly and the membrane. A projection surface of the pumping surface that is orthogonal to an axial direction covers between 60% and 99% of a cross-sectional area, orthogonal to the axial direction, of the interior of the casing assembly, in which the membrane and the core assembly are received at least in part.. ... Carl Freudenberg Kg

Filter element

In an embodiment, the present invention provides a filter element including: a bellows in the shape of a zig-zag having pleat walls and a pleat ridge, edges of the pleat walls and the pleat ridge being provided with edge elements; and a frame element being assigned to at least one end pleat of the bellows. The frame element surrounds the end pleat so as to form a positive fit on both sides, the frame element being fixed to the edge elements.. ... Carl Freudenberg Kg

Sealing arrangement and use thereof

In an embodiment, the present invention provides a sealing arrangement for sealing two chambers that are adjacent to one another in an axial direction and are to be sealed with respect to one another, including: a first machine element; a second machine element, the second machine element surrounding the first machine element with a radial spacing therebetween, the sealing ring being arranged in the gap formed by the radial spacing; and a sealing ring, the sealing ring including at least one dynamically loaded first sealing lip, which sealingly surrounds a surface to be sealed of the first machine element, the sealing ring being arranged in an installation chamber of the second machine element and the sealing ring comprising a first and a second end face, the first end face axially facing the first chamber to be sealed and the second end face axially facing the second chamber to be sealed.. . ... Carl Freudenberg Kg

Manually-displaceable cleaning device having counter-rotatable rollers

A cleaning device has a main part and a handle with which an operator can displace the cleaning device on a surface being cleaned, two counter-rotatable rollers being received in the main part such that the rollers come into contact with the floor being cleaned, the rollers being arranged in the main part such that they are only separated by a shared air gap and/or longitudinal gap.. . ... Carl Freudenberg Kg

Torsion wringer having little travel

In an embodiment, the present invention provides a torsion wringer including: a contraction device for receiving a mop head of a mop, the contraction device having an upper part and a lower base which are interconnected by contraction lamellae, the contraction lamellae being hinged to the upper part and to the lower base such that the upper part can rotate relative to the lower base, the contraction device being movable relative to a carrier device over a distance of travel, as a result of which the upper part rotates through an angle of rotation relative to the carrier device and relative to the lower base. A reduction unit is provided so as to reduce a force which counteracts the rotation of the upper part.. ... Carl Freudenberg Kg

Support for abrasive

The present invention relates to a support for an abrasive comprising a nonwoven fabric being a through-air thermally bonded nonwoven fabric comprising multicomponent binder fibers. The present invention relates also to a method of forming said support and to the use of said support in the manufacture of an abrasive article.. ... Carl Freudenberg Kg

03/22/18 / #20180080562

Sealing ring and the use thereof

A sealing ring which, when viewed in cross section, is formed in the shape of a 7, has a first axial leg and a sealing leg that has a sealing lip, the sealing leg being connected to a first end face of the axial leg by means of a joint, and has a clamping element for stabilizing the sealing leg in the radial direction. The clamping element is annular and, when viewed in cross section, is formed by a 7-shaped spring, and has a second axial leg and a stabilizing leg, the second axial leg being connected to the first axial leg and the stabilizing leg being connected to the sealing leg.. ... Carl Freudenberg Kg

03/01/18 / #20180057984

Technical packaging material

The invention relates to the use of a microfilament fabric comprising at least one layer a which comprises a fiber component in the form of microfilaments, which are laid down to produce a nonwoven and are bonded by jets of fluid, and have an average titer of less than 0.15 dtex, in the form of melt-spun microfilaments which are laid down to produce a nonwoven, and/or in the form of composite filaments which are split and bonded by fluid-jet bonding at least to some extent to produce elementary filaments having an average titer of less than 0.15 dtex, as a technical packaging material. The invention also relates to a microfilament composite fabric which comprises a microfilament fabric of this type, and also relates to a method for the production thereof.. ... Carl Freudenberg Kg

03/01/18 / #20180057983

Thermofusible sheet material

A thermofusible sheet material which can be used as a fusible interlining in the textile industry, has a carrier layer made from a textile material to which a polyurethane foam coating is applied. The polyurethane foam has a pore structure in which more than 50% of the pores have a diameter, measured according to din astm e 1294, which is in the range of 5 to 30 μm.. ... Carl Freudenberg Kg

02/22/18 / #20180050294

Filter cartridge and filter cartridge arrangement

A filter cartridge has a filter medium that is provided at least on an end face with a flange that serves for the installation of the filter cartridge in a filter arrangement, whereby the flange has a radial flange and a support section, whereby the support section extends in the lengthwise direction of the filter cartridge.. . ... Carl Freudenberg Kg

01/11/18 / #20180008743

Bioresorbable wound dressing

The present invention is directed to novel non-woven fabrics containing growth and differentiation factor proteins. Said fabrics are specifically designed to accelerate tissue regeneration and wound healing processes of mammalian tissues. ... Carl Freudenberg Kg

12/21/17 / #20170361684

Use of a filter element having a fine porous coating

A filter element for the filtration of the incoming cabin air of vehicles is disclosed. The filter element can be readily regenerated and reused in a dust-loaded environment. ... Carl Freudenberg Kg

11/30/17 / #20170341005

Filter cartridge

A filter cartridge has a filter medium that is formed in such a way that it surrounds a central through-passage, wherein the central through-passage has a first opening and ends at a cartridge base, and wherein the filter medium extends between the first opening and the cartridge base and thereby forms an elongated filter body, which may influence the average ascent speed of air and bring about an optimum filtration operation, wherein the filter medium is rectangular or square-shaped at one end of the filter cartridge and is rounded at the other end.. . ... Carl Freudenberg Kg

11/09/17 / #20170321831

Flange seal and sealing arrangement comprising a flange seal of this type

A flange seal has a support body of a tough, hard material, and a sealing element of a rubbery-elastic material, that are interconnected in a single piece, the sealing element having a sealing edge that can be exposed to a medium to be sealed in a chamber to be sealed. In the state resulting from manufacture, the sealing element has cavities in the region of the sealing edge, which cavities vary in volume during use of the flange seal as intended.. ... Carl Freudenberg Kg

11/09/17 / #20170321805

Seal comprising a continuously variable shape and lateral retaining strips

An elastomer seal or gasket is to be inserted in a groove produced vertically on a support plane of a part, and tightened or clamped on an additional flat surface, with the seal presenting at least a portion of its cross-section (18, 20) including longitudinally a continuously variable shape, including fine side trips (42) spaced on at least one side and which are arranged vertically.. . ... Carl Freudenberg Kg

10/12/17 / #20170292051

Sealing body for dynamic applications

A sealing body for dynamic applications has a shore a hardness of between 60-100, comprising an elastomer material and carbon nanotubes distributed in the elastomer material in an amount of between 0.1-20 phr, with respect to the total amount of elastomer material.. . ... Carl Freudenberg Kg

09/14/17 / #20170260658

Linear textile structure

A linear textile structure has at least two strands, wherein a first strand has microfibers and a second strand encloses the first strand, wherein the structure may provide a stable linear textile structure, by which the most effective cleaning possible can be achieved with minimum effort. Both strands can be brought into contact together at least in some sections and simultaneously with a surface to be cleaned.. ... Carl Freudenberg Kg

08/03/17 / #20170217763

Sensor, filter element comprising a sensor and use of said type of filter element

A sensor has an electronic chip and a sensor chip which are arranged within a functional volume which is at the most 4-5 mm long, a maximum 2-3 mm wide, and with a maximum height of 0.5-0.8 mm, thereby provide a potentially economical filter element having a compact sensor.. . ... Carl Freudenberg Kg

06/29/17 / #20170182735

Microfiber nonwoven composite

A microfiber nonwoven composite has a first and a second fiber component arranged in form of alternating layers, wherein—at least a first layer a has the first fiber component in form of composite filaments melt-spun and deposited as a nonwoven fabric which are at least partially slit and solidified to form elementary filaments having an average titer of less than 0.1 dtex, preferably between 0.03 dtex and 0.06 dtex,—at least one layer b is arranged over layer a, wherein the layer b has the second fiber component in form of fibers deposited and solidified as a nonwoven fabric having an average titer of from 0.1 to 3 dtex—at least one second layer a is arranged on layer b.. . ... Carl Freudenberg Kg

06/15/17 / #20170165394

Medical device and method for the production thereof

A medical device in the form of a nonwoven wound dressing includes rotospun fibers including at least one synthetic and bioabsorbable polymer and at least one hydrophilic and/or tissue-adhesive polymer, and a method of producing the medical device including using rotospinning to produce fibers from a fiber raw material including at least one synthetic and bioabsorbable polymer and at least one hydrophilic and/or tissue-adhesive polymer.. . ... Carl Freudenberg Kg

06/15/17 / #20170164798

Window wiper

A window wiper is substantially tee-shaped, having a wiper head and a wiper handle, the wiper head being bent with respect to the wiper handle and the wiper head and the wiper handle delimiting a bending angle. The wiper head and the wiper handle may be connected to each other by a flexible joint, the wiper head and the wiper handle being movable from an initial bending angle to a maximum final bending angle against the spring force of the flexible joint.. ... Carl Freudenberg Kg

05/11/17 / #20170130378

Use of continuous filament nonwoven fabrics to prevent the escape of down in textile products filled with down

A use of a nonwoven fabric made of continuous filaments for preventing the escape of down from a textile product filled with down, wherein the nonwoven fabric is obtained by a spinning method, in which multi-component fibers are deposited to form a nonwoven, whereby the multi-component fibers are split into continuous filaments with a titer of less than 0.15 dtex and the nonwoven is mechanically bonded to form a nonwoven fabric, the nonwoven fabric not being thermally or chemically bonded over the surface.. . ... Carl Freudenberg Kg

05/11/17 / #20170128870

Mobile purification device and method for purifying indoor air and/or fresh air

A mobile purification device for purifying indoor air and/or fresh air, has a holder and a filter element having a particle-filtering and a gas-adsorbing region, the particle-filtering region having a filter medium and the filter element being received in the holder to purify indoor air and/or fresh air containing smoke and/or particles and is useful as a mobile purification device, filtering particle-polluted and/or smoke-polluted indoor air and/or fresh air as effectively as possible, with particulate, emitted contaminants being prevented as far as possible from being discharged from the gas-adsorbing region into a space, wherein the particle-filtering region faces a downstream side of the holder and in that the gas-adsorbing region faces an upstream side, which can be supplied with indoor air and/or fresh air polluted with smoke and/or particles.. . ... Carl Freudenberg Kg

05/04/17 / #20170120178

Filter medium for deactivating allergens

Filter medium, comprising at least one acid-functionalized layer, characterized in that the acid-functionalized layer has a first acid with a pks 1 value of 0 to 7 and a c8 to c18 fatty acid as the second acid.. . ... Carl Freudenberg Kg

05/04/17 / #20170119228

Trapezoidal mop cover

A mop cover has a planar main body with four outer edges, wherein a longer first outer edge is oriented parallel to a longer second outer edge, the first outer edge being longer than the second outer edge, two shorter outer edges respectively extending between the longer outer edges, the main body having at least two pockets, into which mop wings or tensioning elements can be introduced to tense the planar main body, being configured such that the mop cover can be readily gripped, and tensioned, by rectangular wings, wherein the mop cover can be guided effectively for cleaning purposes with the greatest possible degrees of freedom in corner regions, a mop cover of the type mentioned in the introduction is characterized in that at least one outer edge and/or at least one pocket are/is assigned at least one stiffening element for the partially reinforced stiffening of the main body.. . ... Carl Freudenberg Kg

03/23/17 / #20170079500

Movable device

A movable device has a base which can be moved on a surface using a travel gear, which may improve and design a movable device such that it can be moved on a surface without major damages and in a trouble-free manner, wherein the base is associated with one or more detectors configured to detect obstacles and/or with dampers configured to damp impact and/or with carriers configured to carry along particles.. . ... Carl Freudenberg Kg

03/16/17 / #20170073899

Element for manipulating light

A wet-laid nonwoven having a1) 5-50 wt % matrix fibers and a2) 50-95 wt % at least partially thermally fused binding fibers or b1) 50-80 wt % matrix fibers and b2) 20-50 wt % binders, can be used as a light distributing element.. . ... Carl Freudenberg Kg

02/23/17 / #20170050220

Cleaning cloth

A cleaning cloth has a microfiber composite fleece material in which a first and a second fiber component are arranged in the form of alternating layers, wherein at least one first layer a has the first fiber component in the form of composite filaments which are melt-spun and deposited into a fleece and which are at least partially split into elementary filaments having an average titer of less than 0.1 dtex, preferably between 0.03 dtex and 0.06 dtex, and solidified, and wherein at least one layer b is arranged on the first layer a, wherein the layer b has the second fiber component in the form of fibers deposited into a fleece and solidified and having an average titer of 0.1 to 3 dtex, at least one second layer a is arranged on the layer b.. . ... Carl Freudenberg Kg

02/16/17 / #20170044698

Thermally fusible sheetlike structure and method for production thereof

A thermally fusible sheetlike structure, especially usable as fusible interlining in the textile industry, has a carrier ply made from a textile material to which has been applied a two-ply adhesive composition structure comprising an underlayer directly adjoining the sheetlike structure and an overlayer disposed upon the underlayer, wherein the underlayer contains a first hotmelt adhesive and the overlayer a second hotmelt adhesive, wherein the first hotmelt adhesive has a melting point of >140° c. And a melt flow index (mfi) value of >50 g/10 minutes (190° c./2.16 kg) and the second hotmelt adhesive a melting point of <145° c. ... Carl Freudenberg Kg

01/26/17 / #20170021299

Filter cartridge comprising a weld seam

A filter cartridge has a folded filter medium that is formed into a prism at least in regions and comprises two interconnected end folds, and which filter cartridge is constantly or cyclically subjected to stresses, specifically subjected to stresses from dedusting by means of pressure surges, is characterized in that the end folds overlap one another.. . ... Carl Freudenberg Kg

01/19/17 / #20170018746

Receiving element for pouch cells

A receiving element for mounting pouch cells, has a base body, wherein, with respect to an object of receiving pouch cells securely and cost-effectively in a frame or housing, the base body is formed as a profile having a contact surface for contact against a sealing seam of a pouch cell.. . ... Carl Freudenberg Kg

01/05/17 / #20170002511

Hydrogelling fibers and fiber structures

A method for producing hydrogelling fibers or fiber structures, involving tempering fibers or fiber structures composed of a first fiber raw material comprising water-soluble polyvinyl alcohol and/or water-soluble polyvinyl alcohol copolymer for a predetermined tempering duration at a predetermined tempering temperature that is greater than a glass transition temperature and/or less than a melting temperature of the first fiber raw material used, such that the fibers are cross-linked, wherein the fibers or fiber structures are provided with an acid catalyst before the tempering.. . ... Carl Freudenberg Kg

01/05/17 / #20170002487

High-strength lightweight non-woven fabric made of spunbonded non-woven, method for the production thereof and use thereof

The invention relates to a high-strength light-weight non-woven fabric made of spunbonded non-woven, particularly for use as a reinforcement or strengthening material, comprising at least one ply of melt-spun synthetic filaments, which are bonded by means of high-energy water jets, characterized in that it includes a thermally activatable binding agent, which is applied onto the ply of melt-spun filaments in the form of at least one thin layer. The invention further relates to a method for producing such a non-woven fabric.. ... Carl Freudenberg Kg








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