Patents Assigned to Flühs Drehtechnik GmbH
  • Publication number: 20240035576
    Abstract: A valve cartridge includes a top part that is penetrated in the center by a spindle which is rotatably and axially slidably mounted in the top part and which includes an axial through-hole to allow water to flow therethrough; the spindle actuates a valve, by which the flow rate of the water through the through-hole can be controlled.
    Type: Application
    Filed: March 18, 2022
    Publication date: February 1, 2024
    Applicant: FLÜHS DREHTECHNIK GMBH
    Inventors: Jörg WENDT, Lutz LANGE, Tim-Florian KLAWIN
  • Patent number: 11619313
    Abstract: A valve upper part for insertion into a sanitary fitting includes a head piece in which a spindle is pivotably mounted, the first end of the spindle projecting from the head piece and the second end thereof engaging via a pin with a control element which is in contact with a stationary passage disc, wherein the passage disc has at least two passage openings and wherein the control element is designed as an adjusting block which is dimensioned such that it can be used to seal at least one passage opening.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: April 4, 2023
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Joerg Wendt
  • Publication number: 20220316610
    Abstract: A sanitary fitting, more particularly a thermostatic mixing valve, includes a housing, which has a valve seat for receiving a valve and into which at least one feed channel and a discharge channel open, wherein the at least one feed channel is led through a chamber, into which a backflow preventer is inserted and which is closed by a plug. A retaining frame is provided on the plug, which retaining frame protrudes into the chamber and by which retaining frame the backflow preventer is axially fixed.
    Type: Application
    Filed: May 5, 2021
    Publication date: October 6, 2022
    Applicant: Flühs Drehtechnik GmbH
    Inventor: Lutz LANGE
  • Publication number: 20220186473
    Abstract: A distribution unit for sanitary changeover fittings for installation in a wall, includes a manifold with an inlet duct and at least two outlet ducts and a control block with an inlet duct and at least two valve seats for receiving a valve upper part each, which are connected to the inlet duct, wherein the inlet duct of the manifold is connected to the inlet duct of the control block and the outlet ducts of the manifold are connected to a valve seat each of the control block, in each case via a pipe section, and wherein, via the pipe sections, the control block is connected to the manifold in a manner such that these can move relative to one another.
    Type: Application
    Filed: July 27, 2020
    Publication date: June 16, 2022
    Applicant: Fluehs Drehtechnik GmbH
    Inventors: Friedrich THURAU, Joerg WENDT
  • Patent number: 11255463
    Abstract: A valve upper part, in particular for sanitary fittings, includes a sleeve-type head piece, which can be fastened in a valve housing of a fitting and through the center of which a spindle extends, which has a handle connection and is mounted for rotation about the longitudinal axis of the spindle and by which a valve body can be actuated, a groove being formed in the spindle, which groove receives an elastic sliding bush, which radially surrounds at least some regions of the spindle and which lies against at least some regions of the inner lateral surface of the head piece.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: February 22, 2022
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Friedrich Thurau
  • Publication number: 20210388910
    Abstract: A valve upper part for insertion into a sanitary fitting includes a head piece in which a spindle is pivotably mounted, the first end of the spindle projecting from the head piece and the second end thereof engaging via a pin with a control element which is in contact with a stationary passage disc, wherein the passage disc has at least two passage openings and wherein the control element is designed as an adjusting block which is dimensioned such that it can be used to seal at least one passage opening.
    Type: Application
    Filed: December 13, 2019
    Publication date: December 16, 2021
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Joerg WENDT
  • Publication number: 20210262573
    Abstract: A valve upper part for inserting into a sanitary fitting includes a head piece, in which a spindle is pivotably mounted, which protrudes from the head piece at the first end of the spindle and engages with a control disk at the second end of the spindle using a pin, which control disk is in contact with a rotationally fixed passage disk, which has at least one through opening, a gripping part being arranged at the first end of the spindle. The gripping part is designed as a slide, which has a pivot space, which accommodates the first end of the spindle in every pivot position and in which a driver element is arranged, by means of which the spindle is connected to the slide.
    Type: Application
    Filed: December 13, 2019
    Publication date: August 26, 2021
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Joerg WENDT
  • Publication number: 20210262578
    Abstract: A valve top, particularly for sanitary fittings, has a sleeve-like head piece which can be fastened in a valve housing of a fitting, through which head piece a spindle having a handle connection is passed centrally, which spindle is mounted for rotation around the longitudinal axis of same in the head piece and by which spindle a valve body can be actuated. At least one radially projecting extension is formed on the spindle within the head piece which can be rested with a side face against at least one stop arranged in the head piece, as a result of which the maximum angle of rotation of the spindle is restricted. A protrusion is formed on the side of the extension, which protrusion overlaps at least in parts this stop when the extension is resting on a stop of the head piece.
    Type: Application
    Filed: June 6, 2019
    Publication date: August 26, 2021
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Lutz LANGE
  • Publication number: 20210033215
    Abstract: A valve upper part, in particular for sanitary fittings, includes a sleeve-type head piece, which can be fastened in a valve housing of a fitting and through the center of which a spindle extends, which has a handle connection and is mounted for rotation about the longitudinal axis of the spindle and by which a valve body can be actuated, a groove being formed in the spindle, which groove receives an elastic sliding bush, which radially surrounds at least some regions of the spindle and which lies against at least some regions of the inner lateral surface of the head piece.
    Type: Application
    Filed: May 21, 2019
    Publication date: February 4, 2021
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Friedrich THURAU
  • Patent number: 10860041
    Abstract: Thermostatic mixing valve for sanitary fittings, with a top piece, in which a cone is disposed to be axially movable via a rotatably mounted spindle, and a passage sleeve with windows for the supply of hot and cold water, in which a carriage preloaded via a spring and joined to a thermoelement provided with a control piston is axially movable, wherein the supply of hot and cold water through the windows can be regulated in dependence on the movement of the carriage, wherein the cone (5) comprises a bushing (51), which at its underside turned away from the spindle (2) is closed via a bottom and in which a conical piston (53) is disposed to be axially movable and is preloaded via a spring (54) in the direction of the bottom, wherein a coupling duct is disposed in the bottom in axially aligned manner with the conical piston (53) and which at the same time is axially aligned with the control piston (81) of the thermoelement, and into which the conical piston (53) and/or the control piston (81) of the thermoelemen
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: December 8, 2020
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Lutz Lange
  • Patent number: 10746310
    Abstract: A changeover valve includes a wall connection housing with at least one inlet channel and at least three outlet channels opening into a valve seat for receiving a valve upper part. The valve upper part has a base piece with at least three outlet openings connectable to a respective outlet channel via the valve seat. The valve upper part has at least one feed connected to the at least one inlet channel and connectable to at least one outlet opening via a control disc rotatable relative to a stationary inlet disc. The control disc engages with a spindle for rotating the control disc. The base piece has at least one positioning pin engaging into a positioning bore arranged in the valve seat. The valve seat has at least two positioning bores for engaging with the at least one positioning pin in different assembly positions of the valve upper part.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: August 18, 2020
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Lutz Lange
  • Patent number: 10557563
    Abstract: A valve top has a headpiece through which passes axially a spindle that can actuate a valve which is formed by a control disk that can rotate relative to an inlet disk, wherein the lateral surface of the spindle has, circumferentially on its side oriented away from the control disk, a curved path which receives at least one cam of a control sleeve which is arranged secure in rotation, is mounted over the end of the spindle and can be moved axially along the spindle, wherein the curved path is formed such that a vertical displacement of the control sleeve along the spindle brings about a defined rotation of the spindle.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: February 11, 2020
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Friedrich Thurau
  • Publication number: 20190204858
    Abstract: Thermostatic mixing valve for sanitary fittings, with a top piece, in which a cone is disposed to be axially movable via a rotatably mounted spindle, and a passage sleeve with windows for the supply of hot and cold water, in which a carriage preloaded via a spring and joined to a thermoelement provided with a control piston is axially movable, wherein the supply of hot and cold water through the windows can be regulated in dependence on the movement of the carriage, wherein the cone (5) comprises a bushing (51), which at its underside turned away from the spindle (2) is closed via a bottom and in which a conical piston (53) is disposed to be axially movable and is preloaded via a spring (54) in the direction of the bottom, wherein a coupling duct is disposed in the bottom in axially aligned manner with the conical piston (53) and which at the same time is axially aligned with the control piston (81) of the thermoelement, and into which the conical piston (53) and/or the control piston (81) of the thermoelemen
    Type: Application
    Filed: January 24, 2018
    Publication date: July 4, 2019
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Lutz LANGE
  • Publication number: 20190024820
    Abstract: A valve top has a headpiece through which passes axially a spindle that can actuate a valve which is formed by a control disk that can rotate relative to an inlet disk, wherein the lateral surface of the spindle has, circumferentially on its side oriented away from the control disk, a curved path which receives at least one cam of a control sleeve which is arranged secure in rotation, is mounted over the end of the spindle and can be moved axially along the spindle, wherein the curved path is formed such that a vertical displacement of the control sleeve along the spindle brings about a defined rotation of the spindle.
    Type: Application
    Filed: October 24, 2016
    Publication date: January 24, 2019
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Friedrich THURAU
  • Publication number: 20190017611
    Abstract: A changeover valve includes a wall connection housing with at least one inlet channel and at least three outlet channels opening into a valve seat for receiving a valve upper part. The valve upper part has a base piece with at least three outlet openings connectable to a respective outlet channel via the valve seat. The valve upper part has at least one feed connected to the at least one inlet channel and connectable to at least one outlet opening via a control disc rotatable relative to a stationary inlet disc. The control disc engages with a spindle for rotating the control disc. The base piece has at least one positioning pin engaging into a positioning bore arranged in the valve seat. The valve seat has at least two positioning bores for engaging with the at least one positioning pin in different assembly positions of the valve upper part.
    Type: Application
    Filed: March 6, 2017
    Publication date: January 17, 2019
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Lutz LANGE
  • Patent number: 10053842
    Abstract: A sanitary fitting includes a pipe section which has a valve seat and which receives a valve upper part which bears against the valve seat and which includes a head piece which is traversed centrally by a spindle which is rotatably and/or pivotably mounted in the head piece and via which a control disc can be moved relative to an inlet disc within the head piece, wherein the valve upper part is releasably connected to the pipe section, wherein a device for the defined positioning of the valve upper part within the pipe section in at least two rotary positions offset by an angle of orientation is arranged.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: August 21, 2018
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Lutz Lange
  • Patent number: 9931606
    Abstract: A single-lever mixing cartridge includes a head piece, which accommodates a bottom piece having at least one inflow channel and at least one outlet channel, and a disk control having a control disk that can be displaced via an at least pivotably mounted spindle relative to a passage disk which is arranged in a rotationally fixed manner. At least all inlet channels are provided with at least one lip seal for sealing the bottom piece against the passage disk and/or against a fitting receiving the cartridge.
    Type: Grant
    Filed: February 4, 2013
    Date of Patent: April 3, 2018
    Assignee: Fluehs Drehtechnik GmbH
    Inventor: Lutz Lange
  • Publication number: 20160326731
    Abstract: A sanitary fitting includes a pipe section which has a valve seat and which receives a valve upper part which bears against the valve seat and which includes a head piece which is traversed centrally by a spindle which is rotatably and/or pivotably mounted in the head piece and via which a control disc can be moved relative to an inlet disc within the head piece, wherein the valve upper part is releasably connected to the pipe section, wherein a device for the defined positioning of the valve upper part within the pipe section in at least two rotary positions offset by an angle of orientation is arranged.
    Type: Application
    Filed: January 26, 2015
    Publication date: November 10, 2016
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Lutz LANGE
  • Publication number: 20160327175
    Abstract: A valve top includes a head piece which is centrally penetrated by a spindle which is rotatably mounted in the head piece around its longitudinal axis and via which a control disk can be rotated relative to an inlet plate abutting the same, wherein a control sleeve having a control contour is arranged within the head piece on the spindle, and a guide sleeve having a guide contour is arranged opposite the control contour, which control sleeve and guide sleeve interact in such a way that after actuation of the control disk via the spindle into a defined direction, an autonomous return movement of the control disk into its starting position is effected.
    Type: Application
    Filed: January 13, 2015
    Publication date: November 10, 2016
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Friedrich THURAU
  • Publication number: 20160018011
    Abstract: A single lever cartridge includes a head piece which receives a base piece, and a disc control having a control disc, which is disposed so as to be rotatable and movable via a rotatably and pivotably mounted spindle, wherein the end portion of the head piece which receives the base piece is designed in such a way that the end portion is at least flush at least in some regions with the base surface of the base piece facing away from the control disc.
    Type: Application
    Filed: September 23, 2013
    Publication date: January 21, 2016
    Applicant: Fluehs Drehtechnik GmbH
    Inventor: Lutz LANGE