Patents Assigned to Gustav Magenwirth GmbH & Co. KG
  • Publication number: 20190152457
    Abstract: A hydraulic master apparatus for a hydraulic brake or clutch of handlebar-guided vehicles having a handlebar tube includes a support, a lever pivotally connected to the support, a hydraulic cylinder sized to fit in the handlebar tube and having a piston, and a pulling device configured to exert a pulling force on the piston when the lever is actuated. The apparatus also includes a grip width adjusting apparatus, by which a distance between the support for the lever and the hydraulic cylinder is adjusted to adjust a grip width. Also included is a cover that, responsive to being connected in the handlebar tube, defines with the hydraulic cylinder in the handlebar tube a compensating chamber therebetween.
    Type: Application
    Filed: November 6, 2018
    Publication date: May 23, 2019
    Applicant: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Patent number: 10279858
    Abstract: A vehicle steered by handlebars has a handlebar tube. A handlebar fastener for a switchgear unit includes an adapter device for receiving the switchgear unit and a fastening device for fastening the adapter device to the handlebar tube of the vehicle steered by handlebars. The adapter device has a torque support device.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: May 7, 2019
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventors: Michael Ruopp, Christian Neutsch
  • Patent number: 10259520
    Abstract: A seat post for a bicycle comprises a post body having a first end shaped to be connected to a bicycle frame, a second end shaped to be connected to a saddle, at least two longitudinal portions meshing with each other and slidable relative to one another along a longitudinal extension, and a fixing apparatus by which the two longitudinal portions can be fixed to one another in a settable relative position, the fixing apparatus being influenced to selectively fix and unfix by a radio signal.
    Type: Grant
    Filed: September 26, 2016
    Date of Patent: April 16, 2019
    Assignees: Befra Electronic, S.R.O., Gustav Magenwirth GmbH & Co. KG
    Inventors: Peter Butora, Jürgen Beier, Reiner Künstle, Florian Koller, Christoph Kern
  • Patent number: 10189539
    Abstract: A master cylinder for a hydraulic brake comprises a compensating chamber, a cylinder in which a piston is movably disposed, a pressure chamber disposed in the cylinder and connected to the compensating chamber through at least one connecting opening, and a gasket for interrupting the connection between the pressure chamber and the compensating chamber. The gasket seals the compensating chamber and the pressure chamber against the environment.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: January 29, 2019
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Publication number: 20190009858
    Abstract: A hydraulic line connection for a hydraulic brake of vehicles with handlebar steering comprises a line-fastening device, which has a fastening portion for fastening the line-fastening device in a support of a hydraulic component of the hydraulic brake and a connecting portion for connection with a hydraulic line, wherein the line-fastening device has an extension, which is attached to the fastening portion on the side opposite to the connecting portion.
    Type: Application
    Filed: July 9, 2018
    Publication date: January 10, 2019
    Applicant: Gustav Magenwirth GmbH & Co. KG
    Inventors: Joachim Hujer, Jochen Coconcelli, Christian Neutsch
  • Patent number: 10082158
    Abstract: A master mounting for a hydraulic actuation member has a housing, which has a compensating chamber with an interior and a cylinder. The master mounting also has a piston guided in the cylinder. The cylinder and the compensating chamber are connected in at least one position of the piston by a communication channel. At least one overflow channel is disposed at least at the opening of the communication channel in the cylinder wall.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: September 25, 2018
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Patent number: 10053183
    Abstract: In order to improve a master unit for vehicles, in particular for vehicles steered by a handlebar, comprising a housing, a master cylinder unit provided in the housing, an actuation unit for manually actuating the master cylinder unit with a push lever pivotable relative to the housing about a push lever pivot axis and with a push element transmitting a movement of the push lever to the master cylinder unit, which push element is provided on the push lever and, when the actuation unit is manually actuated, acts, via a pressure surface at a contact point, on a contact surface of the master cylinder unit, such that an optimal adaptation to the particular circumstances is possible, it is proposed that, in order to adjust a transmission ratio of the actuation unit with which the actuation unit acts on the master cylinder unit, a lever arm effective in the event of the actuation is adjustable between the contact point and the push lever pivot axis by means of an adjustment device.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: August 21, 2018
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Patent number: 9878760
    Abstract: A hydraulic brake having a master unit, a slave unit, and a hydraulic line. The hydraulic line is filled with a hydraulic fluid and connects the slave unit to the master unit. Further, the hydraulic line has a continuous internal cross-section reduced in at least one longitudinal portion thereof. A method for the installation of a hydraulic brake having a master unit and a slave unit connected to a hydraulic line is also provided.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: January 30, 2018
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventors: Joachim Hujer, Stefan Ruckh
  • Patent number: 9822878
    Abstract: In order to provide a master cylinder, in particular for a clutch system, an actuating system or a braking system of a vehicle, which enables secure sealing of the cylinder chamber relative to the outside, as well as a reliable flow of hydraulic medium into the cylinder chamber, it is proposed that the piston comprises a first section which has a cylindrical lateral surface and a second section which has at least one region which is set back radially inwardly with respect to the cylindrical lateral surface of the first section, wherein at least one set-back region extends to an end of the piston and wherein the first and second sections are arranged on the piston in such a way that in an actuating position of the piston, the main sealing element in the first section of the piston abuts in sealing manner thereagainst and in the pressure equalization position of the piston, in the second section of the piston between the piston and the main sealing element, at least one gap is formed, through which hydraulic me
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: November 21, 2017
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventors: Stefan Fritschle, Michael Ruopp
  • Patent number: 9731789
    Abstract: A master cylinder for a hydraulic brake system or clutch system, in particular of a vehicle steered by handlebars, in particular of a bicycle, includes a housing containing a piston chamber. The housing accommodates a piston slidable therein and a pressure chamber. A compensating chamber communicates with the pressure chamber through at least one compensating bore. The housing has an attachment portion for attachment to a handlebar tube and the compensating chamber extends to the attachment portion and has a separating member for separating the hydraulic fluid from a compensating volume. The attachment portion has a clamping part made and arranged to attach the separating member to the attachment portion.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: August 15, 2017
    Assignee: Gustav Magenwirth GmbH & Co., KG
    Inventor: Michael Ruopp
  • Patent number: 9721738
    Abstract: In order to improve a hand-actuated transmitter unit for vehicles, in particular for handlebar-controlled vehicles, comprising a housing, an actuating lever which is movable relative to the housing and is coupled to a transmission element such that an actuation of the actuating lever is transmitted by means of the transmission element to a slave unit, such that further functions of a vehicle can be controlled, it is proposed that a detector unit which detects with at least one detector a transition of the actuating lever from a non-actuated state to an actuated state and vice versa is associated with the transmitter unit.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: August 1, 2017
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventors: Joachim Hujer, Christian Neutsch, Richard Penazzi
  • Publication number: 20170151833
    Abstract: In order to improve a wheel unit for a bicycle, comprising a hub and a wheel rim, which is arranged rotatably about an axis of rotation, wherein the hub and the wheel rim are connected to one another by spokes, it is proposed to arrange a brake disc and a sensor ring comprising a sensing region on the hub and to arrange the sensor ring adjacent to the brake disc.
    Type: Application
    Filed: November 22, 2016
    Publication date: June 1, 2017
    Applicant: Gustav Magenwirth GmbH & Co. KG
    Inventor: Christian Neutsch
  • Publication number: 20170151829
    Abstract: In order to improve a wheel unit for a bicycle, comprising a hub and a wheel rim, which is arranged rotatably about an axis of rotation, wherein the hub and the wheel rim are connected to one another by spokes, it is proposed to arrange a brake disc and a sensor ring, which comprises a sensing region, on the hub and to position the sensing region between the brake disc and the spokes.
    Type: Application
    Filed: November 22, 2016
    Publication date: June 1, 2017
    Applicant: Gustav Magenwirth GmbH & Co. KG
    Inventor: Christian Neutsch
  • Patent number: 9592882
    Abstract: An electronically controlled suspension system for a bicycle includes at least one spring element between first and second parts the bicycle, both parts being movably interconnected. At least one parameter of the spring element is modified. At least one actuator influences the spring element to modify the at least one parameter. An electronic module produces a control signal for the at least one actuator. A control device is influenced by the control signal produced by the electronic module. The control device is connected to at least one of the electronic module and the actuator through a radio signal. A corresponding method controls the suspension system for the bicycle and a computer program executes the method.
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: March 14, 2017
    Assignees: Befra Electronic, S.R.O, Gustav Magenwirth GmbH & Co. KG
    Inventors: Peter Butora, Jürgen Beier, Reiner Künstle, Florian Koller, Christoph Kern
  • Patent number: 9574631
    Abstract: A brake caliper of a hydraulic brake system comprises several pistons, each of which is slidably disposed in a cylinder along the axis of the cylinder, several brake pads that are forced against a brake disk by the pistons upon actuation of the brake, and at least one spring device having a base and opposite legs that extend from the base to the brake pads. The opposite legs extend from a side of the base to a brake pad that is disposed on the opposite side.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: February 21, 2017
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Patent number: 9475541
    Abstract: A rim brake having a right arm and a left arm respective with one upper and one lower longitudinal portion separated from one another by a pivot bearing. The lower longitudinal portion is provided for holding a brake pad and the upper longitudinal portion engages with at least one hydraulic cylinder through a wedge element. The hydraulic cylinder is disposed between the right arm and the left arm and is configured to move the wedge element. A method for the installation of a hydraulic brake having a master unit and a slave unit connected to a hydraulic line is also provided.
    Type: Grant
    Filed: October 21, 2013
    Date of Patent: October 25, 2016
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventors: Joachim Hujer, Stefan Ruckh
  • Patent number: 9260154
    Abstract: A handlebar grip (10) for a throttle twist grip (1) is arranged on a handlebar tube of a vehicle and is intended for actuating an actuator which determines the fuel supply for an internal combustion engine of the vehicle). The handlebar grip (10) has a spring engagement section (12) for engagement of a restoring spring (20). The spring engagement section (12) is formed in an outer region of the handlebar grip (10) in the longitudinal direction of the handlebar grip (10).
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: February 16, 2016
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Johann Mauch
  • Publication number: 20150082787
    Abstract: A master cylinder, for a clutch, actuating or brake system, comprising a cylinder housing with a piston bore, a piston in the piston bore with an end side facing a cylinder chamber and an afterflow opening leading from a piston skirt surface through a piston wall to the cylinder chamber at a distance from the end side, adjoining an afterflow space in a pressure equalization position of the piston where, in the pressure equalization position, hydraulic medium runs into the cylinder chamber to equalize the pressure, and an inner sealing element, arranged between the housing and the piston, limits the cylinder chamber, the afterflow space arranged between the sealing element and the piston skirt surface on a side of a sealing lip of the sealing element facing away from the cylinder chamber, and, in the pressure equalization position, the afterflow opening is located opposite an inner surface of the sealing element.
    Type: Application
    Filed: December 4, 2014
    Publication date: March 26, 2015
    Applicant: GUSTAV MAGENWIRTH GMBH & CO. KG
    Inventor: Michael Ruopp
  • Patent number: 8925314
    Abstract: In order to make the idle stroke which occurs as small as possible in a master cylinder, in particular for a clutch, actuating or brake system of a vehicle, comprising a cylinder housing with a piston bore, a piston arranged in the piston bore and having an end side facing a cylinder chamber and at least one afterflow opening which leads from a piston skirt surface through a piston wall to the cylinder chamber at a distance from the end side and adjoins an afterflow space in a pressure equalization position of the piston so that in the pressure equalization position hydraulic medium can run on into the cylinder chamber in order to equalize the pressure, and an inner sealing element which is arranged between the housing and the piston in the area of the piston bore and limits the cylinder chamber, it is suggested that the afterflow space be arranged between the sealing element and the piston skirt surface on a side of a sealing lip of the sealing element facing away from the cylinder chamber and that in the pr
    Type: Grant
    Filed: June 14, 2011
    Date of Patent: January 6, 2015
    Assignee: Gustav Magenwirth GmbH & Co. KG
    Inventor: Michael Ruopp
  • Publication number: 20140251125
    Abstract: In order to provide a master cylinder, in particular for a clutch system, an actuating system or a braking system of a vehicle, which enables secure sealing of the cylinder chamber relative to the outside, as well as a reliable flow of hydraulic medium into the cylinder chamber, it is proposed that the piston comprises a first section which has a cylindrical lateral surface and a second section which has at least one region which is set back radially inwardly with respect to the cylindrical lateral surface of the first section, wherein at least one set-back region extends to an end of the piston and wherein the first and second sections are arranged on the piston in such a way that in an actuating position of the piston, the main sealing element in the first section of the piston abuts in sealing manner thereagainst and in the pressure equalisation position of the piston, in the second section of the piston between the piston and the main sealing element, at least one gap is formed, through which hydraulic me
    Type: Application
    Filed: May 21, 2014
    Publication date: September 11, 2014
    Applicant: GUSTAV MAGENWIRTH GMBH & CO. KG
    Inventors: STEFAN FRITSCHLE, MICHAEL RUOPP