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Firma Carl Freudenberg Patents
Assignee:
Firma Carl Freudenberg
Address:
Weinheim, DE
No. of patents:
605
Patents:


1 2 3 4 5 6 7 8 9 10 11 12 13


Patent Number Title Of Patent Date Issued
D438355 Cleaning cloth February 27, 2001
D426039 Mop pad May 30, 2000
7086114 Wet floor wiping device August 8, 2006
A wet floor wiping device includes a mop made of absorbent material and a mop frame exhibiting a center carrier piece (4) attached to a handle (3). Mounted pivotably at each hinge edge (5) at the center carrier piece (4) are two mop carrier wings (6), the inner surfaces of which, carryin
7056271 Folded-three-dimensional object, particularly a filter element June 6, 2006
A three-dimensional object folded from a flat work piece, particularly a filter element folded from a nonwoven fabric, characterized in that the three-dimensional object (20) is made up of several rows (5, 6, 7) of hollow pyramid elements (30) that are joined in rows and nested into one
6941612 Mop wringer September 13, 2005
A mop wringer for a device for cleaning wet floors has a fixed squeezing plate which is positioned between wringer sidewalls. A movable squeezing plate is pivoted to the sidewalls. An actuating lever is configured as a two-armed lever with a shorter lever arm and a longer arm. The actuat
6939598 Floor covering made of an elastomer material having a relief-type patterned surface September 6, 2005
A floor covering made of an elastomer material having a relief-type patterned surface (2) which is provided with irregularly distributed indentations (3), which have an elongated shape, which partially contact and/or intersect each other, and which have a depth (T) of 0.02 mm to 0.2
6887331 Method and device for producing a spunbonded nonwoven fabric May 3, 2005
A method for producing a spunbonded nonwoven fabric by extruding a linear sheet of filaments arranged parallelly side by side in the form of a curtain from a plurality of spinning capillaries, involving aerodynamical pulling off and drawing of the filament sheet, the filament sheet (8)
6845985 Rotating mechanical seal January 25, 2005
A rotating mechanical seal with a sliding ring, characterized by the sliding ring (5) being attached by way of an O-ring (6) on a shaft (1) of a compressor and rotating with the shaft (1) and by a non-rotating backing ring (4) being provided which is attached by way of an O-ring (3) to a
6836978 Shoe, especially shoe for small children January 4, 2005
An improved shoe, promoting a heel-to-toe motion of a foot, comprising an outsole and an upper part. The outsole has a contraction extending to a first area where a back of the foot is located. The upper part has a heel guide, including one of a heelplate and a flexible heel brace, which
6823557 Wringing device for cleaning elements of wet and moist mops November 30, 2004
A wringing device for cleaning elements of wet and moist mops, the wringing device having a liquid-permeable receptacle (1) which can be affixed to a container, and in which a cleaning element can be wrung out by the exertion of pressure, the receptacle having deformable wall parts (3) a
6779798 Sealing arrangement August 24, 2004
A sealing arrangement includes a sealing ring (1) having a sealing lip (3) which is curved forward in the direction of the area to be sealed off (2). The sealing lip (3) is pre-tensioned so as to surround and form a seal around the circumference of the machine element (4) to be sealed of
6777065 Fixing liner with double layer adhesive dots August 17, 2004
A fixing liner, made up of a textile liner web (1), which is coated on one side with double-layer adhesive mass points, which are made up of lower points, facing the liner web, and upper points (2, 3); arranged on top of them, the lower points (2) being made up of a powdery mixture of 25
6763574 Processing device July 20, 2004
A device for the semi- or fully automatic attaching of a contact element (1) to a cable end (2), including a drive unit (3), a storage unit (4) containing a plurality of contact elements (1), a transport device for feeding contact elements (1) to the cable end (2), and a processing unit
6715768 Sealing ring having a sealing bead April 6, 2004
A sealing ring having a sealing disk made of polymer material, which has a retaining segment and a sealing segment. The retaining segment is connected to a support ring and the sealing segment is curved in the direction of a space that is to be sealed off and sealingly surrounds a sh
6709732 Web-type floor covering and method for its manufacture March 23, 2004
A web-type floor covering made of vulcanized rubber that includes an elastic rubber web, the top side of which forms a decorative surface, first decorative particles being at least partially embedded in the rubber web so that the first decorative particles are visible from the top side,
6706652 Cleaning cloth March 16, 2004
A cleaning cloth is described made of a microfilament nonwoven weighing from 30 g/m.sup.2 to 500 g/m.sup.2, the nonwoven being made from melt-spun, stretched continuous multicomponent filaments having a titer of 1.5 to 5 dtex, which are immediately laid down to form a nonwoven, and the
6688413 Bearing system for a first vehicle part, in particular designed as a driver's cab of a truck, on February 10, 2004
A bearing system for a first vehicle part, e.g., a driver's cab of a truck, on a second vehicle part, e.g., a vehicle frame, the first vehicle part being movable from a first position relative to the second vehicle part into a second position, includes a shaft about which the first vehic
6682683 Method for manufacturing an accordion filter insert January 27, 2004
A method for manufacturing an accordion filter insert in which an accordion filter pack is introduced into a mold and a space remaining thereafter in the mold is filled with a liquefied polymer material so as to form a frame surrounding the accordion filter pack. At least one peripheral
6666459 Radial shaft seal December 23, 2003
A radial shaft seal includes a supporting ring which is attached to at least one sealing ring made of a polymer material. The sealing ring has at least one sealing lip and an additional gasket is arranged on the side of the sealing lip facing away from the space to be sealed. The support
6666311 Spring strut support bearing December 23, 2003
A spring strut support bearing, has a top bearing that can be affixed by its inner ring to the front end of an automobile, e.g. to the end of a piston rod of a shock absorber facing a vehicle body. The inner ring is surrounded by an outer ring with radial clearance; at least one elastic
6663091 Hydraulic bearing December 16, 2003
A hydraulic hearing, including a supporting bearing (1) and a bearing member (2), which are supported against each other by an elastic spring element (3) made of rubber elastic material, and delimit a working chamber (4) and the compensating chamber (5); the working chamber (4) and a
6663090 Hydraulic engine mount December 16, 2003
A hydramount, including a supporting bearing and a bearing member, which are supported on each other by a substantially frustoconical, first elastic spring element made of elastomeric material. The hydramount includes a working chamber and a compensating chamber, which are each fille
6656400 Method for producing a pleatable filter material from a nonwoven fabric December 2, 2003
A method for producing a pleated filter material from a nonwoven fabric having spacers for the pleated folds formed from the filter material itself, a formed fabric made of stretched synthetic fibers and thermoplastic and/or thermally cross-linked binding agent being heated in an ove
6655694 Slide ring seal December 2, 2003
A slide ring seal, including a slide ring and a counter-ring, the slide ring and the counter-ring sealingly contacting each; other so as to be relatively rotatable at their sealing surfaces and so as to be acted upon by spring tension under axial prestressing. The slide ring, via a seali
6655667 Hydraulic damper bearing December 2, 2003
Hydraulic damper bearing for the attenuation of movement. In one embodiment the hydraulic damper bearing has a first anchoring unit and a second anchoring unit, the second anchoring unit moveable in relation to the first anchoring unit. The hydraulic damper bearing also has a spring
6647600 Hook and loop fastener for flat materials November 18, 2003
A hook and loop fastener for flat structures, particularly for textile products, having a hook part and an interlocking part, the interlocking part being made of a nonwoven composite having worked-in, textured, polymeric threads, the nonwoven composite being used as support for the t
6630269 Fuel cell October 7, 2003
A fuel cell, comprising a housing, at least one first proton-conducting layer covered by catalyst layers on both sides, gas-permeable electrodes on the catalyst layers and second layers arranged on both sides of the first layers, whereby said second layers take the form of electro-co
6591856 Safety valve July 15, 2003
A safety valve, such as for a refueling vent line between the tank filler neck and the active charcoal container in a motor vehicle. The safety valve is inserted into the refueling vent line being configured as a float valve. When fuel penetrates into the refueling vent line, and thereby
6586553 Polyurethane molding mass that can be processed thermoplastically July 1, 2003
A polyurethane molding mass that can be processed thermoplastically, that is free of by-products capable of migration, and demonstrates a high level of light-fastness. A polyurethane molding mass that can be processed thermoplastically, that is free of cyclic oligourethanes capable of
6584758 Supporting disk for mounting a rotor July 1, 2003
A supporting disk for supporting a rotor, in particular the rotor in open-end spinning rotors, having a hub ring and a supporting ring positioned on the outer circumference of the hub ring, having a bearing surface for the rotor, the outer circumference of the hub ring and the inner
6582213 Tool for producing a filter cartridge June 24, 2003
The bellows (6) of a filter cartridge is inserted into an injection-molding die (3) and provided with the plastic frame (24) by an injection-molding process. The surfaces of the die (3) that lie opposite one another are provided, at least at their edge surfaces (15), with sawtooth-like
6581267 Vibration canceler June 24, 2003
A vibration canceler for a shaft rotating about an axis, including an inertial ring which is fastened to the shaft in a relatively twistable manner by at least one elastic ring made of a rubber-like material. The elastic ring contacts the outer circumference of the shaft in a directly
6579158 Flexible, open-pored cleaning body June 17, 2003
A flexible, open-pored cleaning body having at least one scouring surface (2) provided in at least one subregion with continuously formed, raised projecting ridges (3), wherein the ridges (3) have regions C,D of different heights in the direction of their extension.
6573447 Electric device having a housing made of solidified polymeric material June 3, 2003
An electric device including a housing having a wall (2) made of solidified polymeric material and at least one electric component (5) which is situated inside the housing and is connected via at least one electric line (4) to at least one electric component which is situated outside or
6573204 Cleaning cloth June 3, 2003
A cleaning cloth having a nonwoven structure for wet, damp and/or dry cleaning, the cleaning cloth being made from micro staple fibers of at least two different polymers and from absorbent secondary staple fibers bound into the micro staple fibers and securely retained therein.
6572271 Elastic bearing suspension for a shaft bearing June 3, 2003
An elastic bearing suspension for a shaft bearing (1) is described. The shaft bearing (1) is connected on the outside radially to at least one stop buffer (2) made of an elastomer material, the stop buffer (2) being connected to a first supporting ring (5) arranged adjacent to and at an
6571416 Surface cleaning device June 3, 2003
A surface cleaning device comprising a broom (1) and a brush (2), each having bristles (4, 5) on the side facing the surface to be cleaned (3) wherein the broom (1) and the brush (2) can be affixed one to the other in a fashion which can be detached without damage and wherein the bristle
6568912 Method and a device for measuring the pump operating parameters of a diaphragm delivery unit May 27, 2003
A method for measuring the pumping operating parameters of a diaphragm delivery unit, the conductivity of a resistance device mounted on a diaphragm being measured, at least over one pumping period, as a time-dependent quantity, and this quantity being used in the measurement.
6561518 Seal arrangement with a sealing flange and a carrier flange May 13, 2003
A seal arrangement having a sealing flange (1) with at least one first seal (2) and a carrier flange (3) with a holder (4) for a sensor (5). The sealing flange (1) and the carrier flange (3) are each produced separately, are made of a metallic material, and are connected with one ano
6547860 Process for manufacture of triboelectrically charged nonwovens April 15, 2003
A process for the manufacture of a triboelectrically charged nonwoven, wherein a fiber blend made of polyacrylnitrile fibers with a titer of .ltoreq.1.7 dtex and of polyolefine fibers with a titer of .ltoreq.1.7 dtex is freed from lubricating agents and antistatic agents by washing, is
6543783 Sealing ring with sloping support body April 8, 2003
A sealing ring having a sealing body with a dynamically stressed sealing lip made of an elastomeric material which at least partially surrounds a toroidal supporting body. The supporting body has a slope facing the sealing lip, and the sealing body has a dynamically stressed sealing bulg
6543082 Holder for securing a mop at the end of a handle April 8, 2003
A holder for securing mop at the end of a handle, in which a plurality of relatively moveable, absorbent strips made of a textile material are affixed as a result of being clamped between a headpiece and a plate, essentially at right angles to the longitudinal axis of the handle. In the
6540042 Bearing system for an engine-transmission unit April 1, 2003
A bearing system for an engine-transmission (motor-transmission) unit transversely installed in a vehicle body of a motor vehicle, includes a first bearing element positioned between the engine and the vehicle body, a second bearing element positioned between the engine or the transmissi
6533286 Radial shaft seal March 18, 2003
A seal arrangement for a shaft end. The seal arrangement includes an annular sealing lip that before use is braced on a support sleeve. The seal arrangement also includes a sensor ring that overlaps, radially inward with a flange, the sealing lip and the support sleeve, at the end fa
6530206 Supporting disk March 11, 2003
Supporting disk for supporting a rotor of an open-end spinning machine, including a hub ring (1) and a supporting ring made of polymeric material secured to its outer circumference (2). The hub ring (1) is formed as a composite part, and is made of at least two different materials.
6527834 Filter for gaseous media March 4, 2003
A filter made of nonwoven fabric, paper or the like for gaseous media, having an electrically conductive coating made of a conductive substance of pulverizable materials, in particular from electrically conductive carbon-black particles and/or powdery metal particles or other pulverized
6526617 Wet mop with a rotatable handle March 4, 2003
A wet mop with a handle and a mop head made of absorbent strands or the like. The mop head is releasably attached to the end of the handle at its bottom end, and to a handpiece that can be moved relative to the handle at its top end. The handle is provided with a helical groove in a top
6523832 Slide ring seal February 25, 2003
A slide ring seal, including a slide ring and a counter-ring. The slide ring and the counter-ring sealingly contact each other at sealing surfaces so as to be relatively twistable and acted upon by spring tension under axial prestressing. The slide ring, via a first sealing ring, is seal
6523454 Device for monitoring the integrity of a diaphragm February 25, 2003
A device for monitoring the integrity of a diaphragm (1) of a diaphragm transport+ unit, made of one or a plurality of layers, having a resistance device (3) connected to one layer and having a measuring device interconnected to a current source (15) via a connecting arm (20), the me
6520507 Sealing sleeve, especially for small-dimension installation spaces February 18, 2003
A sealing sleeve made of a polymer material especially for small-dimension installation spaces, the sealing sleeve having a retaining segment and a sealing segment, the retaining segment being connected to a supporting body and the sealing segment on the peripheral side encircling a shaf
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