Patents Assigned to Sympatex Technologies GmbH
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Patent number: 11759753Abstract: The present invention provides enthalpy exchanger elements (E, E?) and enthalpy exchangers comprising such elements. Furthermore, the invention discloses a method for producing such enthalpy exchanger elements and enthalpy exchangers, comprising the steps of a) providing an air-permeable sheet element (1); b) laminating at least one side (1a, 1b) of the sheet element (1) with a thin polymer film (3, 4) with water vapor transmission characteristics; and c) forming the laminated sheet element (1) into a desired shape exhibiting a three-dimensional corrugation pattern (5, 5, . . . ).Type: GrantFiled: March 8, 2021Date of Patent: September 19, 2023Assignees: ZEHNDER GROUP INTERNATIONAL AG, SYMPATEX TECHNOLOGIES GMBHInventors: Christian Hirsch, Stefan Brandt, Christian Bier, Martin Mayershofer
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Publication number: 20220395061Abstract: A method for producing a water-tight, water-vapour-permeable segment, having a three-dimensional contour, for a shoe shaft, an item of clothing or a rucksack or for producing a shoe shaft, an item of clothing or a rucksack, the segment being free of connection points in its surface, and the method for producing the segment being a thermoforming process in which the two-dimensional flat structure obtained is completely laminated in its entirety, the segment being free of connection points in its surface. Also, a water-tight, water-vapour-permeable segment of a three-dimensional functional laminate for introduction into a shoe or shoe shaft, an item of clothing or a rucksack, the segment being dimensionally stable under its own weight, of a single piece and free of connection points in its surface.Type: ApplicationFiled: September 30, 2020Publication date: December 15, 2022Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Martin MAYERSHOFER, Mhamed MOUHASSIN
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Patent number: 10982911Abstract: The present invention provides enthalpy exchanger elements (E, E?, PR, PF) and enthalpy exchangers comprising such elements. Furthermore, the invention discloses a method for producing such enthalpy exchanger elements and enthalpy exchangers, comprising the steps of a) providing an air-permeable sheet element (1); b) laminating at least one side (1a, 1b) of the sheet element (1) with a thin polymer film (3, 4) with water vapor transmission characteristics; and c) forming the laminated sheet element (1) into a desired shape exhibiting a three-dimensional corrugation pattern (5, 5, . . . ).Type: GrantFiled: July 24, 2017Date of Patent: April 20, 2021Assignees: Zehnder Group International AG, Sympatex Technologies GmbHInventors: Christian Hirsch, Stefan Brandt, Christian Bier, Martin Mayershofer
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Publication number: 20180015425Abstract: The present invention provides enthalpy exchanger elements (E, E?) and enthalpy exchangers comprising such elements. Furthermore, the invention discloses a method for producing such enthalpy exchanger elements and enthalpy exchangers, comprising the steps of a) providing an air-permeable sheet element (1); b) laminating at least one side (1a, 1b) of the sheet element (1) with a thin polymer film (3, 4) with water vapor transmission characteristics; and c) forming the laminated sheet element (1) into a desired shape exhibiting a three-dimensional corrugation pattern (5, 5, . . . ).Type: ApplicationFiled: January 22, 2016Publication date: January 18, 2018Applicants: Zehnder Group International, Sympatex Technologies GMBHInventors: Christian Hirsch, Stefan Brandt, Christian Bier, Martin Mayershofer
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Publication number: 20140346820Abstract: A seat has a sitting surface and a back surface completely covered with an arrangement including first, second, and third layers. The first layer is formed of a seat material or leather and has a first side facing a user and a second side facing away from the user. The second side of the first layer is arranged on the second layer. The second layer has a third side facing the first layer and a fourth side facing away from the first layer. The second layer has an absorber to absorb moisture with a first component layer facing the first layer and having a first hydrophilicity and a second component layer having a second hydrophilicity greater than the first hydrophilicity. The third layer has an air duct layer. The second component layer faces the third layer, and the fourth side is arranged on the third layer.Type: ApplicationFiled: November 12, 2012Publication date: November 27, 2014Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Stefan Brandt, Mhamed Mouhassin
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Patent number: 8119246Abstract: Method for producing a reflective, waterproof, water-vapor permeable membrane, comprising the following steps, Provision of a waterproof, water-vapor permeable membrane, Provision of a carrier foil, Application of the membrane onto the carrier foil, Application of a metal surface onto the membrane's free surface via a vacuum sputtering process, Application of a waterproof, water-vapor permeable cover layer, Removal of the carrier foil. Reflective, waterproof, water-vapor permeable membrane with a metal coating, which is provided with a continuous cover layer, characterized in that at least 80% of the surface of the active metal coating is retained on the membrane after 3 washings according to DIN EN ISO 6330:2000.Type: GrantFiled: September 26, 2006Date of Patent: February 21, 2012Assignee: Sympatex Technologies GmbHInventors: Gabriele B. Wittmann, Henricus J. M. Van De Ven
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Patent number: 7913424Abstract: A shoe structure having an exterior upper, an interior upper, an insole and an outsole. The interior upper has an upper opening with a peripheral edge at the upper end of the interior upper and a lower opening with a peripheral edge at the lower sole-side end of the interior upper, with the interior upper also having a rear or heel area, two side areas and a front area with a seam running between the upper and lower openings. The seam runs from the upper opening on the one side over the front area to the lower opening on the other side.Type: GrantFiled: May 25, 2009Date of Patent: March 29, 2011Assignee: Sympatex Technologies GmbHInventors: Paul Edmund Raith, Liviu-Mihai Pavelescu
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Publication number: 20110056096Abstract: A shoe structure having an exterior upper, an interior upper, an insole and an outsole. The interior upper has an upper opening with a peripheral edge at the upper end of the interior upper and a lower opening with a peripheral edge at the lower sole-side end of the interior upper, with the interior upper also having a rear or heel area, two side areas and a front area with a seam running between the upper and lower openings. The seam runs from the upper opening on the one side over the front area to the lower opening on the other side.Type: ApplicationFiled: May 25, 2009Publication date: March 10, 2011Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Paul Edmund Raith, Liviu-Mihai Pavelescu
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Publication number: 20100132227Abstract: Method for manufacturing a watertight, breathable shoe structure in which the shoe structure comprises an exterior upper with a lower end, an interior upper with a lower end, an insole with a continuous outer edge and an outsole, with the interior upper having a watertight, water vapour permeable functional layer on the side facing towards the exterior upper, characterised in that at least one of the sewn seam joints relating to the interior upper with the watertight, water vapour permeable functional layer is formed such that a tape made from a thermoplastic material is first placed between the parts of the shoe structure to be joined, in the area of the intended sewn seam, said tape having a melting temperature in the range from 60° C. to 85° C., that the parts are then sewn together and that after sewing the tape is caused to melt at least in the area of the sewn seam.Type: ApplicationFiled: May 27, 2008Publication date: June 3, 2010Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Liviu-Mihai Pavelescu, Paul Edmund Raith
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Patent number: 7685666Abstract: Method for sealing seams in shoes having an exterior upper with a lower end, an interior upper with a lower end, an insole with a circumferential edge, and a sole, the lower end of the exterior upper, the lower end of the interior upper, and the outer edge of the insole being sewn together, characterized in that a tape is selected that is provided on both sides with a layer that is adhesive at room temperature, and that this tape is used to join and fix the lower end of the exterior upper to the lower end of the interior upper before the exterior upper, interior upper, and insole are sewn together.Type: GrantFiled: July 13, 2006Date of Patent: March 30, 2010Assignee: Sympatex Technologies GmbHInventors: Karsten F. Keidel, Liviu M. Pavalescu, Paul E. Raith
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Publication number: 20090226731Abstract: Method for producing a reflective, waterproof, water-vapor permeable membrane, comprising the following steps, Provision of a waterproof, water-vapor permeable membrane, Provision of a carrier foil, Application of the membrane onto the carrier foil, Application of a metal surface onto the membrane's free surface via a vacuum sputtering process, Application of a waterproof, water-vapor permeable cover layer, Removal of the carrier foil. Reflective, waterproof, water-vapor permeable membrane with a metal coating, which is provided with a continuous cover layer, characterized in that at least 80% of the surface of the active metal coating is retained on the membrane after 3 washings according to DIN EN ISO 6330:2000.Type: ApplicationFiled: September 26, 2006Publication date: September 10, 2009Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Gabriele B. Wittmann, Henricus J.M. Van De Ven
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Publication number: 20090098352Abstract: Waterproof, water vapour-permeable multilayer membrane having at least one first and one second layer, with all the layers being made of a thermoplastic polymer from the group of polyether esters, the group of polyether amides or the group of polyether urethanes and being joined together, characterised in that contiguously arranged layers are made of thermoplastic polymers from different groups.Type: ApplicationFiled: December 21, 2006Publication date: April 16, 2009Applicant: SYMPATEX TECHNOLOGIES GMBHInventors: Gabriele Beate Wittmann, Henricus Joannes Maria Van De Ven, Andrea Annelene Kiel
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Publication number: 20080142428Abstract: Evaporation reservoir for recovering purified water, with an interior for holding water to be purified, the interior enclosed by walls that are watertight and joined to each other in a watertight manner, at least one wall consisting at least partially of a laminate that has a textile fabric and a watertight, non-porous, and water-vapor permeable membrane, and with an opening for filling the interior, characterized in that at least one edge of the laminate is joined to an edge of the adjacent wall via a tensile-resistant, watertight tape in such a manner that the tensile-resistant, watertight tape is joined on the one hand to the textile fabric and on the other hand watertight to the membrane and extends beyond the edge of the laminate, and the watertight joint with the edge of the adjacent wall is formed exclusively by the part of the watertight tape that extends beyond the laminate.Type: ApplicationFiled: February 21, 2006Publication date: June 19, 2008Applicant: Sympatex Technologies GMBHInventors: Brigitte Louise Maria Baggen, Paul Edmund Raith, Dick Velings, Henricus Joannes Maria Van De Ven, Gabriele Beate Wittmann
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Publication number: 20070011832Abstract: Method for sealing seams in shoes having an exterior upper with a lower end, an interior upper with a lower end, an insole with a circumferential edge, and a sole, the lower end of the exterior upper, the lower end of the interior upper, and the outer edge of the insole being sewn together, characterized in that a tape is selected that is provided on both sides with a layer that is adhesive at room temperature, and that this tape is used to join and fix the lower end of the exterior upper to the lower end of the interior upper before the exterior upper, interior upper, and insole are sewn together.Type: ApplicationFiled: July 13, 2006Publication date: January 18, 2007Applicant: Sympatex Technologies GmbHInventors: Karsten Keidel, Liviu Pavalescu, Paul Raith
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Patent number: 7017284Abstract: A waterproof shoe structure having an exterior upper (1), an interior upper including a waterproof, water vapor permeable functional layer (2a) arranged adjacent to the exterior upper (1) and a lining (2) facing the shoe interior, an insole (4, 4a, 4c) and an outsole (6), wherein the interior upper has a lower end region (2b) that extends at least for the most part beyond the lower end of the exterior upper, and which is joined on the one hand to the exterior upper (1) and on the other hand to the insole (4, 4a, 4c). The lower end region of the interior upper that extends beyond the exterior upper (1) is folded outwards in such a way that the functional layer in the entire end region (2b) is turned back on itself, and the interior upper has a lower edge arising from this folding, that the free end of the outwardly folded interior upper is joined to the exterior upper (1), and that the lower edge of the interior upper is joined to the insole (4, 4a, 4c).Type: GrantFiled: February 19, 2004Date of Patent: March 28, 2006Assignee: Sympatex Technologies GmbHInventors: Karsten Friedrich Keidel, Liviu Mihai Pavalescu, Paul Edmund Raith, Peter Mügge
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Patent number: 6946187Abstract: A water-vapor-permeable, water-resistant composite material includes a water-resistant, water-vapor-permeable functional layer with a first and a second side, a material attached to the first side of the functional layer, a plurality of discrete polymer spots forming a discontinuous, lining-producing pattern on the surface of the second side of the functional layer, and a water-vapor-permeable cover layer that is joined at least to the polymer spots. Clothing produced from the water-vapor-permeable, water-resistant composite material includes the features listed above.Type: GrantFiled: January 24, 2003Date of Patent: September 20, 2005Assignee: Sympatex Technologies, GmbHInventors: Joachim Hürten, Volker Schuster
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Publication number: 20050003207Abstract: A water-vapor-permeable, watertight, heat-reflecting flat composite is made by a process of combining a metal layer and a nonporous, water-vapor-permeable, watertight, hydrophilic flat substrate. The process includes at least the three steps of (1) selecting the substrate, (2) pre-cleaning the substrate, and (3) applying the substrate to the metal layer. Such a composite offers protection from heat loss, infrared-based detection, ultraviolet radiation, electro-smog, and static electricity.Type: ApplicationFiled: July 20, 2004Publication date: January 6, 2005Applicant: Sympatex Technologies GmbHInventors: Henricus Van De Ven, Jozef Spijkers, Karl Kopp
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Patent number: 6823551Abstract: A method for manufacturing a shoe structure including an exterior upper sewn at a lower end of the exterior upper lower end to an insole and an interior upper including a waterproof, water-vapour permeable functional layer and a lining, the interior upper having in the region of the sole, an inwardly folded end portion which is connected in a waterproof manner to the insole and has a perimetral edge enclosing an opening.Type: GrantFiled: February 27, 2003Date of Patent: November 30, 2004Assignee: Sympatex Technologies GmbHInventors: Karsten F. Keidel, Liviu-Mihai Pavelescu, Paul E. Raith
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Patent number: 6820352Abstract: A shoe structure includes an upper made of an outer material, a waterproof and water vapor permeable functional layer, a lining, an insole, and an injection-molded sole. The upper has an extension made of a porous, permeable material and the insole is joined to the extension of the upper. The functional layer and the lining extend beyond a lower edge of the upper and only partially overlap the extension of the upper. The functional layer is spaced from an edge of the insole and the extension of the upper is penetrated by the material of the sole. A part of the functional layer extending beyond a lower edge of the upper is joined to the material of the sole, and a space between the functional layer and the edge of the insole is filled with the material of the sole as far as the interior of the shoe structure.Type: GrantFiled: July 25, 2002Date of Patent: November 23, 2004Assignee: Sympatex Technologies GmbHInventors: Karsten Friedrich Keidel, Liviu-Mihai Pavelescu, Paul Edmund Raith
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Patent number: 6800573Abstract: A water-vapor-permeable, watertight, heat-reflecting flat composite is made by a process of combining a metal layer and a nonporous, water-vapor-permeable, watertight, hydrophilic flat substrate. The process includes at least the three steps of (1) selecting the substrate, (2) pre-cleaning the substrate, and (3) applying the substrate to the metal layer. Such a composite offers protection from heat loss, infrared-based detection, ultraviolet radiation, electro-smog, and static electricity.Type: GrantFiled: August 31, 2001Date of Patent: October 5, 2004Assignee: Sympatex Technologies GmbHInventors: Henricus J. M. Van De Ven, Jozef C. W. Spijkers, Karl W. Kopp