Patents by Inventor Markus Steffen
Markus Steffen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10743885Abstract: Clip for an aneurism suitable for being implanted into tissue in which an aneurism has formed and carrying out a tight closure of the aneurism. The clip includes a pair of claw members (2a, 2 b) non-metallic material, the claw members provided with an articulated joining mechanism (3), which allows rotation of the pair of claw members around a pivot (4) which interlocks them. The clip can adopt at least one opening position (A) and one closure position (B). The clip has at least one spring element (6) at least partially housed in the clip which bends to arrange the clip in closure position which includes at least one flexible (7) and elastic element with a section with arced configuration (8), press-fitted with two opposing ends (9a, 9b) each one exerting pressure on a different claw member both in the opening and in the closure position.Type: GrantFiled: December 28, 2015Date of Patent: August 18, 2020Assignee: NEOS SURGERY, S.L.Inventors: Tomas Menovsky, Thorsten Asal, Markus Steffens, Salvador Llas Vargas, Pau Garcia Roig, Montserrat Charles-Harris Ferrer, Marc Serrahima Tornel, Martin Gurka, Thorsten Becker
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Patent number: 10415589Abstract: A pump housing made of plastic sections is provided. The housing includes a first casing that has a first side facing the region in which a pumped medium will flow, and a second casing that has a second side facing the environment. The pump housing's first casing and second casing are both dimensionally stable, with a space between the first casing and the second casing. A filler material such as a self-expanding foam may be provided in the space. The pump casings may be standardized components, and multiple casings may be assembled to form pump housings to suit a particular application.Type: GrantFiled: December 5, 2014Date of Patent: September 17, 2019Assignee: KSB AktiengesellschaftInventors: Alexander Boehm, Armin Gaiser, Sven Kilian, Karl-Heinz Koefler, Alexander Puetterich, Schramm Bernd, Andrea Seemann, Markus Steffens, Frank Anna
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Publication number: 20180008275Abstract: Clip for an aneurism suitable for being implanted into tissue in which an aneurism has formed and carrying out a tight closure of the aneurism which comprises a pair of claw members (2a, 2b) made of non-metallic material, said claw members being provided with articulated joining means (3) which allow the rotation of the pair of claw members around a pivot (4) which interlocks them, the clip being able to adopt at least one opening position (A) and one closure position (B); the clip being provided with at least one spring element (6) at least partially housed in the clip which bends to arrange the clip in closure position which comprises at least one flexible (7) and elastic element with a section with arced configuration (8), press-fitted with two opposing ends (9a, 9b) each one exerting pressure on a different claw member both in the opening and in the closure position.Type: ApplicationFiled: December 28, 2015Publication date: January 11, 2018Applicant: NEOS SURGERY, S.L.Inventors: Tomas MENOVSKY, Thorsten ASAL, Markus STEFFENS, Salvador LLAS VARGAS, Pau GARCIA ROIG, Montserrat CHARLES-HARRIS FERRER, Marc SERRAHIMA TORNEL, Martin GURKA, Thorsten BECKER
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Patent number: 9809686Abstract: The invention relates to a process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution in a division apparatus which is made to vibrate with a frequency of 10 to 1400 Hz to obtain droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(77?c)/0.58 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=77?0.58*T in which T is the temperature in the precipitation bath in [° C.Type: GrantFiled: July 16, 2014Date of Patent: November 7, 2017Assignee: BASF SEInventors: Joerg Erbes, Stefan Muessig, Tobias Kortekamp, Marco Krueger, Markus Steffen, Angela Ulzhoefer, Cecile Schneider, Alexandra Wiedemann, Simon Gramlich
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Patent number: 9555683Abstract: A four-point link for the suspension of a rigid axle which has four bearing seats. Two bearing seats can be articulated on the axle and two can be articulated on the vehicle frame. The link has a single-piece link body which is inscribed by the trapezoid formed by the bearing seats. The link body is formed of a fiber-composite arrangement that comprises at least one longitudinal fiber arrangement. The longitudinal fiber arrangement encases the bearing seat, at least along half circumference thereof and extends along at least a portion of the link body in order to optimize loading, reduce mass and increase its application. Torsional compliance makes it possible to use relatively small and/or hard rubber bearings for articulating the four-point link or the vehicle axle.Type: GrantFiled: June 22, 2012Date of Patent: January 31, 2017Assignee: ZF Friedrichshafen AGInventors: Jens Eismann, Matthias Quaing, Eike Helm, Holger Bublies, Matthias Gercke, Thomas Eifflaender, Daniel Wolf, Markus Steffens, Frank Anna
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Publication number: 20160312794Abstract: A pump housing made of plastic sections is provided. The housing includes a first casing that has a first side facing the region in which a pumped medium will flow, and a second casing that has a second side facing the environment. The pump housing's first casing and second casing are both dimensionally stable, with a space between the first casing and the second casing. A filler material such as a self-expanding foam may be provided in the space. The pump casings may be standardized components, and multiple casings may be assembled to form pump housings to suit a particular application.Type: ApplicationFiled: December 5, 2014Publication date: October 27, 2016Inventors: Alexander BOEHM, Armin GAISER, Sven KILIAN, Karl-Heinz KOEFLER, Alexander PUETTERICH, Schramm BERND, Andrea SEEMANN, Markus STEFFENS, Frank ANNA
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Publication number: 20160159990Abstract: The invention relates to a process for producing polyarylene ether beads from a polyarylene ether solution, comprising the steps of i) dividing the polyarylene ether solution in a division apparatus which is made to vibrate with a frequency of 10 to 1400 Hz to obtain droplets, ii) transferring the droplets into a precipitation bath to form polyarylene ether beads in the precipitation bath which (A) comprises at least one aprotic solvent (component (1)) and at least one protic solvent (component (2)), (B) has a temperature of 0° C. to Tc, where the critical temperature Tc in [° C.] can be determined by the numerical equation Tc=(77?c)/0.58 in which c is the concentration of component (1) in the precipitation bath in [% by weight] and (C) has component (1) in concentrations of 5% by weight to cc, where the critical concentration cc in [% by weight] can be determined by the numerical equation cc=77?0.58*T in which T is the temperature in the precipitation bath in [° C.Type: ApplicationFiled: July 16, 2014Publication date: June 9, 2016Applicant: BASF SEInventors: Joerg ERBES, Stefan MUESSIG, Tobias KORTEKAMP, Marco KRUEGER, Markus STEFFEN, Angela ULZHOEFER, Cecile SCHNEIDER, Alexandra WIEDEMANN, Simon GRAMLICH
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Patent number: 8833031Abstract: A device (100) for securing a support structure such as solar module-carrier (12) to a flat roof (16) which is provided with a non-bearing insulation layer (24) covered by a sealing strip (22). The device (100) has an upper connection element (150) for the support structure and a spacer member (120) which can be guided through an opening (26) in the insulation layer (24) in order to support the connection element (150) on a roof substructure (17). The spacer member (120) is anchored by a plurality of anchoring parts (28) on the roof substructure (17). The connection element (150) comprises an upper and a lower connection flange (152, 154) between which the sealing strip (22) is clamped. The spacer member (120) is designed as a profile or hollow-profile part which can be cut to length as required and is produced as an extrusion part from a thermal insulation material.Type: GrantFiled: September 14, 2012Date of Patent: September 16, 2014Assignee: SFS Intec Holding AGInventor: Markus Steffen
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Publication number: 20130000243Abstract: A device (100) for securing a support structure such as solar module-carrier (12) to a flat roof (16) which is provided with a non-bearing insulation layer (24) covered by a sealing strip (22). The device (100) has an upper connection element (150) for the support structure and a spacer member (120) which can be guided through an opening (26) in the insulation layer (24) in order to support the connection element (150) on a roof substructure (17). The spacer member (120) is anchored by a plurality of anchoring parts (28) on the roof substructure (17). The connection element (150) comprises an upper and a lower connection flange (152, 154) between which the sealing strip (22) is clamped. The spacer member (120) is designed as a profile or hollow-profile part which can be cut to length as required and is produced as an extrusion part from a thermal insulation material.Type: ApplicationFiled: September 14, 2012Publication date: January 3, 2013Applicant: SFS INTEC HOLDING AGInventor: Markus Steffen
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Patent number: 8304075Abstract: The present invention relates to a coarsely divided microcapsule preparation with particles whose particle sizes are in the range from 200 ?m to 5 cm, comprising microcapsules with a capsule core of latent heat storage material and a thermosetting polymer as capsule wall and one or more polymeric binders whose binder polymer has thermoplastic properties and film-forming properties under processing conditions, where the binder content, calculated as solid, is 1-30% by weight, based on the total weight of the coarsely divided microcapsule preparation.Type: GrantFiled: August 2, 2005Date of Patent: November 6, 2012Assignee: BASF AktiengesellschaftInventors: Gabriele Lang-Wittkowski, Ekkehard Jahns, Marco Schmidt, Michael Senge, Markus Steffen, Karl Kolter
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Publication number: 20120034084Abstract: The invention relates to a process for producing a turbine wheel for an exhaust gas turbocharger by metal powder injection molding, which comprises the following steps: (a) provision of a feedstock comprising a metal powder and a binder, (b) provision of a tool which comprises a negative mold of the turbine wheel to be produced for metal powder injection molding of the turbine wheel, (c) introduction of a rotationally symmetrical core comprising a binder into the negative mold of the tool provided in process step (b) and alignment of the core so that it is aligned symmetrically about the axis of rotation of the turbine wheel to be produced, (d) production of a green body by metal powder injection molding of the feedstock provided in process step (a) around the core, (e) carrying out of a binder removal step to remove the binder from the green body in order to obtain a molding in the shape of the turbine wheel, and (f) sintering of the molding.Type: ApplicationFiled: April 1, 2010Publication date: February 9, 2012Applicant: BASF SEInventors: Andreas Kern, Martin Bloemacher, Franz-Dieter Martischius, Markus Steffen, Johan Ter Maat, Hans Wohlfromm
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Patent number: 7575804Abstract: The present invention relates to a coarse-particled microcapsule preparation comprising microencapsulated latent heat accumulators and one or more polymeric binders, the ratio of surface area to volume of the particles obeying the following relationship: Surface ? ? area 2 Volume 3 ? 2.5 , and to processes for its production and its use in heat exchangers and building materials.Type: GrantFiled: January 14, 2006Date of Patent: August 18, 2009Assignee: BASF AktiengesellschaftInventors: Gabriele Lang-Wittkowski, Ekkehard Jahns, Markus Steffen
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Patent number: 7536797Abstract: The invention relates to a spirit level comprising a spirit level body (10) which is made from a spray-injected thermoplastic material with at least one recess (22) for a spirit level. In order to embody the spirit level body (10) such that it is long but without drawing said body, a reinforcing insert (32) made of fiber-reinforced plastic is injected around inside the spirit level body (10).Type: GrantFiled: March 11, 2005Date of Patent: May 26, 2009Assignee: Stabila Messgerate Gustav Ullrich GmbHInventors: Markus Steffens, Gabriel Kallabis
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Publication number: 20080216332Abstract: The invention relates to a spirit level comprising a spirit level body (10) which is made from a spray-injected thermoplastic material with at least one recess (22) for a spirit level. In order to embody the spirit level body (10) such that it is long but without drawing said body, a reinforcing insert (32) made of fibre-reinforced plastic is injected around inside the spirit level body (10).Type: ApplicationFiled: March 11, 2005Publication date: September 11, 2008Applicant: STABILA MESSGERATE GUSTAV ULLRICH GMBHInventors: Markus Steffens, Gabriel Kallabis
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Publication number: 20080166555Abstract: The present invention relates to a coarse-particled microcapsule preparation comprising microencapsulated latent heat accumulators and one or more polymeric binders, the ratio of surface area to volume of the particles obeying the following relationship: Surface ? ? area 2 Volume 3 ? 2.5 , and to processes for its production and its use in heat exchangers and building materials.Type: ApplicationFiled: January 14, 2006Publication date: July 10, 2008Applicant: BASF AktiengesellschaftInventors: Gabriele Lang-Wittkowski, Ekkehard Jahns, Markus Steffen
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Publication number: 20070248824Abstract: The present invention relates to a coarsely divided microcapsule preparation with particles whose particle sizes are in the range from 200 ?m to 5 cm, comprising microcapsules with a capsule core of latent heat storage material and a thermosetting polymer as capsule wail and one or more polymeric binders whose binder polymer has thermoplastic properties and film-forming properties under processing conditions, where the binder content, calculated as solid, is 1-30% by weights based on the total weight of the coarsely divided microcapsule preparation.Type: ApplicationFiled: August 2, 2005Publication date: October 25, 2007Applicant: BASF AktiengesellschaftInventors: Gabriele Lang-Wittkowski, Ekkehard Jahns, Marco Schmidt, Michael Senge, Markus Steffen, Karl Kolter
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Patent number: 6382649Abstract: A suspension for a wheel in a motor vehicle, such as a passenger car, having a link which is made of fiber composite and is mounted at one end, by means of a mounting, on a chassis of the vehicle and at the other end holds the wheel, and having spring means which are made of fiber composite and support the link on the chassis in a resilient manner. In order to obtain a particularly compact construction for the wheel suspension, the mounting has a bearing in which a bearing part, which is fastened to the chassis, is mounted such that it can be adjusted relative to a bearing part, which is fastened to the link, by pivoting about a pivot axis, and the spring means having a torsion-bar suspension which extends coaxially to the pivot axis and is fastened at one end to the chassis or to the bearing part fixed to the chassis, and is fastened at the other end to the link or to the bearing part fixed to the link.Type: GrantFiled: July 14, 2000Date of Patent: May 7, 2002Assignee: DaimlerChrysler AGInventors: Hartmut Albers, Gunter Fischer, Rainer Hack, Dirk Siebelt, Markus Steffens
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Patent number: 5823338Abstract: A package for elongated parts (2) has a supporting element (1) made of a supporting strip (4) and of a tear-off covering strip (5). The supporting strip (4) has openings (6) in which the elongated parts (2) are laid, forming a row of parallel elongated parts. The package may be easily removed by tearing the covering strip (5) along perforated lines (13, 14).Type: GrantFiled: September 24, 1996Date of Patent: October 20, 1998Assignee: SFS Industrie Holding AGInventors: Helmut Osterle, Daniel Gasser, Guido Hasler, Richard Sahli, Walter Seifert, Norbert Koppel, Markus Steffen
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Patent number: 4932821Abstract: A nail retaining strip for feeding nails into a fastening element driving tool where the nails are driven individually out of the tool by a drive piston includes guide bushings for the nails. Adjacent guide bushings are separably interconnected by connecting webs. The guide bushing extends in the axial direction of the nail shank and has axially and circumferentially extending circular guide surfaces for supporting the nails within the muzzle bore of the driving tool. The connecting webs extend radially outwardly from the guide surfaces so that the guide surfaces on adjacent guide bushings are in spaced relation. The connecting webs retain the nails in the axial direction of the muzzle bore by engagement in a receiving recess in the bore located opposite a passage through which the nails are inserted into the bore. Such axial retention permits complete utilization of the nail strip down to and including the last nail.Type: GrantFiled: April 26, 1989Date of Patent: June 12, 1990Assignee: Hilti AktiengesellschaftInventors: Markus Steffen, Peter von Flue