Patents by Inventor Stefan Bruck
Stefan Bruck 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: 10093146Abstract: An air-conditioning system for a vehicle, comprising a refrigerant circuit through which a refrigerant can flow and which is configured as a heat pump circuit and as a cooling system circuit, and associated with these, a compressor, at least one external heat exchanger, at least one internal heat exchanger that is associated with an internal heating condenser, whereby a device is provided for generating an air stream that can be thermally coupled to the internal heat exchanger and to the internal heating condenser, as well as a metering device that can meter the flow of at least a partial stream of the thermally coupled air stream through the internal heating condenser is provided, wherein in the heat pump mode of operation, the refrigerant can be or is conveyed from the high-pressure side of the compressor into the internal heating condenser, can be or is conveyed from the internal heating condenser via a first expansion valve to the internal heat exchanger, can be or is conveyed from the internal heat exType: GrantFiled: August 31, 2011Date of Patent: October 9, 2018Assignee: Volkswagen AktiengesellschaftInventors: Matthias Fürll, Stefan Schmitt, Horst Achim Schröter, Stefan Brück, Gregor Homann
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Publication number: 20130152611Abstract: An air-conditioning system for a vehicle, comprising a refrigerant circuit through which a refrigerant can flow and which is configured as a heat pump circuit and as a cooling system circuit, and associated with these, a compressor, at least one external heat exchanger, at least one internal heat exchanger that is associated with an internal heating condenser, whereby a device is provided for generating an air stream that can be thermally coupled to the internal heat exchanger and to the internal heating condenser, as well as a metering device that can meter the flow of at least a partial stream of the thermally coupled air stream through the internal heating condenser is provided, wherein in the heat pump mode of operation, the refrigerant can be or is conveyed from the high-pressure side of the compressor into the internal heating condenser, can be or is conveyed from the internal heating condenser via a first expansion valve to the internal heat exchanger, can be or is conveyed from the internal heat exType: ApplicationFiled: August 31, 2011Publication date: June 20, 2013Inventors: Matthias Fürll, Stefan Schmitt, Horst Achim Schrõter, Stefan Brück, Gregor Homann
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Patent number: 8459652Abstract: A brush seal for a turbo-machine for sealing a gap between a rotating and a stationary component is disclosed. Elastically flexible bristles are arranged in a plurality of rows that are adjacent to each other. A film or a disk is arranged between at least two rows of bristles, the film or the disk extending in the longitudinal direction of said bristles.Type: GrantFiled: August 13, 2007Date of Patent: June 11, 2013Assignee: Siemens AktiengesellschaftInventors: Stefan Brück, Matthias Neef, Erik Sulda, Norbert Sürken
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Patent number: 8413993Abstract: A sealing ring for turbo engines is provided. The sealing ring includes individual sealing segments, between which springs are mounted. Locking elements are provided on the parting joint of the turbo engine to retain the sealing segments. In order to ensure that the sealing elements can be securely closed on the parting joint, the sealing segments are positively interconnected on the parting joint.Type: GrantFiled: April 1, 2008Date of Patent: April 9, 2013Assignee: Siemens AktiengesellschaftInventors: Stefan Brück, Eduard Jenikejew, Matthias Neef, Norbert Sürken
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Publication number: 20100164181Abstract: A sealing ring for turbo engines is provided. The sealing ring includes individual sealing segments, between which springs are mounted. Locking elements are provided on the parting joint of the turbo engine to retain the sealing segments. In order to ensure that the sealing elements can be securely closed on the parting joint, the sealing segments are positively interconnected on the parting joint.Type: ApplicationFiled: April 1, 2008Publication date: July 1, 2010Inventors: Stefan Brück, Eduard Jenikejew, Matthias Neef, Norbert Sürken
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Publication number: 20100068042Abstract: A brush seal for a turbo-machine for sealing a gap between a rotating and a stationary component is disclosed. Elastically flexible bristles are arranged in a plurality of rows that are adjacent to each other. A film or a disk is arranged between at least two rows of bristles, the film or the disk extending in the longitudinal direction of said bristles.Type: ApplicationFiled: August 13, 2007Publication date: March 18, 2010Inventors: Stefan Brück, Matthias Neef, Erik Sulda, Norbert Sürken
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Patent number: 7490933Abstract: In hingeless eyeglasses, especially safety glasses, wherein the temples are formed as one piece with a top frame piece, and the top frame piece has provided on it fastening means for the lens, it is provided, with a view to obtaining cost-effective production, that said fastening means for the lens are injection-molded from plastic in one piece with an intrinsically elastic top frame piece.Type: GrantFiled: June 9, 2006Date of Patent: February 17, 2009Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Patent number: 7264081Abstract: In a hearing protection earplug for insertion into the ear canal ear composed of a soft material, especially a foam material, having a cavity that is open toward the outside, it is provided, with a view to achieving additionally increased wearing comfort accompanied with easy handling during insertion into and removal from the ear, that the cavity, as seen in the cross-section, has an approximately cross-shaped configuration.Type: GrantFiled: June 8, 2006Date of Patent: September 4, 2007Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Patent number: 7234808Abstract: In a pair of glasses, in particular industrial safety glasses, comprising a frame with side pieces which are articulated thereto by a side-piece projection; and two eyeholes with encircling grooves and sight pieces inserted in the grooves; the frame being divided in the vicinity of the eyeholes for expansion and exchange of the sight pieces and lockable in the closed position; and the frame being divided in the vicinity of the side-piece projection; it is provided that the side-piece projection, in prolongation of the divided area of the frame, is divided into a top projection of the top frame member and a bottom projection; and that a pivoted locking device is pivotably mounted on the top projection of the frame member and lockable in place by the bottom projection.Type: GrantFiled: December 8, 2005Date of Patent: June 26, 2007Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Publication number: 20060278468Abstract: In a hearing protection earplug for insertion into the ear canal ear composed of a soft material, especially a foam material, having a cavity that is open toward the outside, it is provided, with a view to achieving additionally increased wearing comfort accompanied with easy handling during insertion into and removal from the ear, that the cavity, as seen in the cross-section, has an approximately cross-shaped configuration.Type: ApplicationFiled: June 8, 2006Publication date: December 14, 2006Applicant: Uvex Arbeitsschutz GmbhInventor: Stefan Bruck
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Publication number: 20060279692Abstract: In hingeless eyeglasses, especially safety glasses, wherein the temples are formed as one piece with a top frame piece, and the top frame piece has provided on it fastening means for the lens, it is provided, with a view to obtaining cost-effective production, that said fastening means for the lens are injection-molded from plastic in one piece with an intrinsically elastic top frame piece.Type: ApplicationFiled: June 9, 2006Publication date: December 14, 2006Applicant: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Patent number: 7144109Abstract: In a pair of glasses comprising at least a sight piece and two ear pieces which are foldable in relation to the sight piece or a frame allocated to the sight piece about a substantially horizontal pivoting axis by approximately 180° towards the inside of the sight piece, provision is made for an inclination arrangement by which, upon use, to adjust the angular position of the ear pieces in relation to the sight piece for a stable stop position.Type: GrantFiled: December 1, 2004Date of Patent: December 5, 2006Assignee: UVEX Arbeitsschutz GmbHInventor: Stefan Bruck
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Publication number: 20060119789Abstract: In a pair of glasses, in particular industrial safety glasses, comprising a frame with side pieces which are articulated thereto by a side-piece projection; and two eyeholes with encircling grooves and sight pieces inserted in the grooves; the frame being divided in the vicinity of the eyeholes for expansion and exchange of the sight pieces and lockable in the closed position; and the frame being divided in the vicinity of the side-piece projection; it is provided that the side-piece projection, in prolongation of the divided area of the frame, is divided into a top projection of the top frame member and a bottom projection; and that a pivoted locking device is pivotably mounted on the top projection of the frame member and lockable in place by the bottom projection.Type: ApplicationFiled: December 8, 2005Publication date: June 8, 2006Applicant: Uvex Arbeitsschutz GMBHInventor: Stefan Bruck
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Publication number: 20050117111Abstract: In a pair of glasses comprising at least a sight piece and two ear pieces which are foldable in relation to the sight piece or a frame allocated to the sight piece about a substantially horizontal pivoting axis by approximately 180° towards the inside of the sight piece, provision is made for an inclination arrangement by which, upon use, to adjust the angular position of the ear pieces in relation to the sight piece for a stable stop position.Type: ApplicationFiled: December 1, 2004Publication date: June 2, 2005Applicant: UVEX ARBEITSSCHUTZ GMBHInventor: Stefan Bruck
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Patent number: 5644014Abstract: A coating composition is disclosed based on polycondensates of hydrolyzable compounds in particular of Si, Al, Ti and/or Zr, whereas at least part of the non-hydrolyzable groups linked to these elements contain in average 2 to 30 fluorine atoms linked to aliphatic carbon atoms. A process for producing such coating compositions is also disclosed. The corresponding cured (transparent) coatings are characterized in particular by a very good adherence to various types of substrates, in particular glass, besides an antiadhesive effect with respect to many different materials.Type: GrantFiled: April 29, 1994Date of Patent: July 1, 1997Assignee: Institut Fur Neue Materialien gemeinnutzige GmbHInventors: Helmut Schmidt, Reiner Kasemann, Stefan Bruck
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Patent number: D536026Type: GrantFiled: October 21, 2005Date of Patent: January 30, 2007Assignee: Uvex Arbeitsshutz GmbHInventor: Stefan Bruck
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Patent number: D555701Type: GrantFiled: October 31, 2005Date of Patent: November 20, 2007Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Patent number: D556811Type: GrantFiled: October 18, 2005Date of Patent: December 4, 2007Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Bruck
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Patent number: D556813Type: GrantFiled: September 27, 2004Date of Patent: December 4, 2007Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Brück
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Patent number: RE41097Type: GrantFiled: April 11, 2008Date of Patent: February 9, 2010Assignee: Uvex Arbeitsschutz GmbHInventor: Stefan Brück