Patents by Inventor Simon Hansmann
Simon Hansmann 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: 11618423Abstract: A master brake cylinder for a brake system of a vehicle having a master brake cylinder housing, a primary piston component, a secondary piston component, a primary spring device which is preloaded with a first preload force between the primary piston component and the secondary piston component, and a secondary spring device, which is preloaded with a second preload force between the secondary piston component and a wall component (of the master brake cylinder housing, with the second preload force of the secondary spring device being greater than the first preload force of the primary spring device. A brake device for a vehicle, a brake system for a vehicle, and a production method for a mater brake cylinder for a brake system of a vehicle are also described.Type: GrantFiled: October 11, 2018Date of Patent: April 4, 2023Assignee: Robert Bosch GmbHInventors: Dirk Foerch, Matthias Kistner, Otmar Bussmann, Simon Hansmann, Urs Bauer
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Patent number: 11332109Abstract: A pedal force simulator device includes: a pressure piston actuatable by a brake pedal and axially moveably mounted in a housing; and at least two disk spring stacks connected in series, each disk spring stack having at least two disk springs, at least two of the disk spring stacks having different spring constants, and the disk spring stacks being situated in the housing between an end face of the pressure piston and an axial stop of the housing. At least one of the disk spring stacks includes an axial receiving recess, in which a spring element, which can be elastically deformed by the pressure piston, is situated, one end of the spring element being supported on the pressure piston and the other end being supported on one of the disk spring stacks.Type: GrantFiled: August 7, 2017Date of Patent: May 17, 2022Assignee: Robert Bosch GmbHInventors: Dieter Pflaum, Matthias Kistner, Simon Hansmann
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Patent number: 11192534Abstract: A brake-force simulator for a motor vehicle includes a piston operatively connectible to an operable brake pedal that is guided in an axially displaceable manner in a cylinder; and at least one elastomer spring element situated in the cylinder, which acts with a spring force counter to the movement of the piston in one direction.Type: GrantFiled: February 15, 2017Date of Patent: December 7, 2021Assignee: Robert Bosch GmbHInventors: Armin Kunz, Juergen Haslsteiner, Matthias Kistner, Simon Hansmann
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Publication number: 20210291797Abstract: A pedal force simulator device includes: a pressure piston actuatable by a brake pedal and axially moveably mounted in a housing; and at least two disk spring stacks connected in series, each disk spring stack having at least two disk springs, at least two of the disk spring stacks having different spring constants, and the disk spring stacks being situated in the housing between an end face of the pressure piston and an axial stop of the housing. At least one of the disk spring stacks includes an axial receiving recess, in which a spring element, which can be elastically deformed by the pressure piston, is situated, one end of the spring element being supported on the pressure piston and the other end being supported on one of the disk spring stacks.Type: ApplicationFiled: August 7, 2017Publication date: September 23, 2021Inventors: Dieter Pflaum, Matthias Kistner, Simon Hansmann
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Patent number: 11084475Abstract: A master brake cylinder is described for a brake system of a motor vehicle as having a hydraulic cylinder that has a plurality of hydraulic connections, in which at least one hydraulic piston is mounted so as to be displaceable axially in a direction of actuation and in a relief direction, the hydraulic piston being displaceable against the force of a spring element in the direction of actuation, the hydraulic piston having at least one lateral wall opening that, in at least one sliding position, opens into an inner chamber of the hydraulic cylinder.Type: GrantFiled: October 5, 2017Date of Patent: August 10, 2021Assignee: Robert Bosch GmbHInventors: Chris Anderson, Dirk Foerch, Florent Yvonet, Raynald Sprocq, Simon Hansmann, Matthias Kistner
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Publication number: 20210078552Abstract: A master brake cylinder for a brake system of a vehicle having a master brake cylinder housing, a primary piston component, a secondary piston component, a primary spring device which is preloaded with a first preload force between the primary piston component and the secondary piston component, and a secondary spring device, which is preloaded with a second preload force between the secondary piston component and a wall component (of the master brake cylinder housing, with the second preload force of the secondary spring device being greater than the first preload force of the primary spring device. A brake device for a vehicle, a brake system for a vehicle, and a production method for a mater brake cylinder for a brake system of a vehicle are also described.Type: ApplicationFiled: October 11, 2018Publication date: March 18, 2021Inventors: Dirk Foerch, Matthias Kistner, Otmar Bussmann, Simon Hansmann, Urs Bauer
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Patent number: 10919507Abstract: A pedal-force simulator device is described as having a housing in which an actuable pressure plunger is mounted in an axially displaceable manner, and having at least two coil springs, which are disposed parallel to one another between an end face of the pressure plunger and an axial stop of the housing. It is provided that at least one disk spring is interposed between the coil springs and the axial stop and/or between the coil springs and the pressure plunger in each case.Type: GrantFiled: March 8, 2017Date of Patent: February 16, 2021Assignee: Robert Bosch GmbHInventors: Chris Anderson, Juergen Vogg, Matthias Kistner, Raynald Sprocq, Simon Hansmann
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Patent number: 10773697Abstract: A pedal travel simulator for a hydraulic power vehicle braking system. For the purpose of adapting to different main brake cylinders and of changing a spring characteristic curve, a stop is provided to be pressed into a piston of the pedal travel simulator. A pressing-in depth of the stop delimits a piston stroke.Type: GrantFiled: September 26, 2017Date of Patent: September 15, 2020Assignee: Robert Bosch GmbHInventors: Andreas Weh, Harald Guggenmos, Martin Hoss, Matthias Mayr, Simon Hansmann, Raynald Sprocq
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Patent number: 10640098Abstract: A braking device for a vehicle, in particular a motor vehicle, including an actuatable brake pedal, a piston of a master brake cylinder mechanically coupled to the brake pedal, the piston being supported in the master brake cylinder so as to be axially displaceable in an actuation direction and in a release direction, and including at least one radial seal that acts between the piston and the master brake cylinder. At least one elastically deformable and/or displaceable damping element opposes the displacement of the piston in the release direction.Type: GrantFiled: August 7, 2017Date of Patent: May 5, 2020Assignee: Robert Bosch GmbHInventors: Dirk Foerch, Matthias Kistner, Simon Hansmann
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Publication number: 20200079337Abstract: A master brake cylinder for a braking system of a motor vehicle, including a hydraulic cylinder which includes multiple hydraulic connections and in which at least one hydraulic piston is mounted axially displaceably in an actuating direction and in a relief direction, the hydraulic piston being displaceable in the actuating direction against the force of a spring element, and a restraint which limits the maximum spring relief being assigned to the spring element. The restraint includes a restraining cylinder and a restraining piston mounted axially displaceably in the restraining cylinder, the restraining cylinder having at least one lateral-wall opening so that an interior of the restraining cylinder is connected to an interior of the hydraulic cylinder.Type: ApplicationFiled: October 5, 2017Publication date: March 12, 2020Inventors: Chris Anderson, Dirk Foerch, Matthias Kistner, Raynald Sprocq, Simon Hansmann, Florent Yvonet
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Patent number: 10525951Abstract: A vehicle braking system includes a wheel cylinder, a master cylinder including a master cylinder piston operable to translate between an unactuated position and an actuated position in a first mode of operation, a brake pedal operable to transition between an extended position corresponding to the unactuated position of the master cylinder and a retracted position corresponding to the actuated position of the master cylinder, and a booster located between the master cylinder and the brake pedal. The master cylinder is operable to selectively transfer a braking force from the brake pedal to the wheel cylinder in the first mode of operation. The booster is operable to hold the brake pedal in the retracted position in a second mode of operation without user input and without associated braking.Type: GrantFiled: December 8, 2017Date of Patent: January 7, 2020Assignee: Robert Bosch GmbHInventor: Simon Hansmann
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Patent number: 10479335Abstract: A vehicle braking system includes a wheel cylinder, a brake pedal, a master cylinder, a master cylinder circuit, a primary braking unit operable to generate a braking force at the wheel cylinder in a primary mode, decoupled from the master cylinder circuit, a secondary braking unit including a second electrically-actuated pressure generating unit and operable to generate a braking force at the wheel cylinder in a secondary mode of operation, a plurality of valves configured to provide anti-lock braking at the wheel cylinder upon loss of traction during braking in the primary mode of operation, and a controller programmed to actuate the plurality of valves and further programmed to actuate the second electrically-actuated pressure generating unit upon loss of traction in the primary mode of operation to generate pulsations within the master cylinder circuit to provide a feedback force at the brake pedal indicative of the anti-lock braking.Type: GrantFiled: December 22, 2017Date of Patent: November 19, 2019Assignee: Robert Bosch GmbHInventors: Ryan Kuhlman, Simon Hansmann
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Publication number: 20190291704Abstract: A master brake cylinder is described for a brake system of a motor vehicle as having a hydraulic cylinder that has a plurality of hydraulic connections, in which at least one hydraulic piston is mounted so as to be displaceable axially in a direction of actuation and in a relief direction, the hydraulic piston being displaceable against the force of a spring element in the direction of actuation, the hydraulic piston having at least one lateral wall opening that, in at least one sliding position, opens into an inner chamber of the hydraulic cylinder.Type: ApplicationFiled: October 5, 2017Publication date: September 26, 2019Applicant: Robert Bosch GmbHInventors: Chris Anderson, Dirk Foerch, Florent Yvonet, Raynald Sprocq, Simon Hansmann, Matthias Kistner
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Patent number: 10391990Abstract: A vehicle braking system includes a wheel cylinder, a master cylinder, a brake pedal operable to transmit a user input force to the master cylinder, a primary braking unit including a first electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a first mode of operation, a secondary braking unit including a second electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a second mode of operation and a pedal feel simulator operable to provide feedback to the brake pedal according to a fixed characteristic of the pedal feel simulator defining a predetermined force-stroke relationship relating a travel distance of the brake pedal to the user input force.Type: GrantFiled: December 22, 2017Date of Patent: August 27, 2019Assignee: Robert Bosch GmbHInventors: Ryan Kuhlman, Simon Hansmann
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Patent number: 10392029Abstract: A method for output of haptic information to a driver of a motor vehicle via a brake pedal includes ascertaining, based on signals of an environment-sensor system, imminence of a traffic situation that poses a potential risk to the motor vehicle, and modifying, during a driving of the motor vehicle, independent of a driver input, and in response to the ascertained imminence of the traffic situation, a characteristic of the brake pedal of the motor vehicle.Type: GrantFiled: March 29, 2018Date of Patent: August 27, 2019Assignee: Robert Bosch GmbHInventors: Alessandro Moia, Armin Verhagen, Laszlo Boros, Simon Hansmann, Thomas Friedrich
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Publication number: 20190232934Abstract: The invention relates to a pedal travel simulator (2) for a hydraulic power vehicle braking system. For the purpose of adapting to different main brake cylinders and of changing a spring characteristic curve, the invention provides for a stop (13) to be pressed into a piston (6) of the pedal travel simulator (2). A pressing-in depth of the stop (13) delimits a piston stroke.Type: ApplicationFiled: September 26, 2017Publication date: August 1, 2019Inventors: Andreas Weh, Harald Guggenmos, Martin Hoss, Matthias Mayr, Simon Hansmann, Raynald Sprocq
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Publication number: 20190193701Abstract: A vehicle braking system includes a wheel cylinder, a master cylinder, a brake pedal operable to transmit a user input force to the master cylinder, a primary braking unit including a first electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a first mode of operation, a secondary braking unit including a second electronically controlled pressure generating unit distinct from the master cylinder and operable to generate a braking force at the wheel cylinder in a second mode of operation and a pedal feel simulator operable to provide feedback to the brake pedal according to a fixed characteristic of the pedal feel simulator defining a predetermined force-stroke relationship relating a travel distance of the brake pedal to the user input force.Type: ApplicationFiled: December 22, 2017Publication date: June 27, 2019Inventors: Ryan Kuhlman, Simon Hansmann
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Publication number: 20190193700Abstract: A vehicle braking system includes a wheel cylinder, a brake pedal, a master cylinder, a master cylinder circuit, a primary braking unit operable to generate a braking force at the wheel cylinder in a primary mode, decoupled from the master cylinder circuit, a secondary braking unit including a second electrically-actuated pressure generating unit and operable to generate a braking force at the wheel cylinder in a secondary mode of operation, a plurality of valves configured to provide anti-lock braking at the wheel cylinder upon loss of traction during braking in the primary mode of operation, and a controller programmed to actuate the plurality of valves and further programmed to actuate the second electrically-actuated pressure generating unit upon loss of traction in the primary mode of operation to generate pulsations within the master cylinder circuit to provide a feedback force at the brake pedal indicative of the anti-lock braking.Type: ApplicationFiled: December 22, 2017Publication date: June 27, 2019Inventors: Ryan Kuhlman, Simon Hansmann
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Publication number: 20190176785Abstract: A vehicle braking system includes a wheel cylinder, a master cylinder including a master cylinder piston operable to translate between an unactuated position and an actuated position in a first mode of operation, a brake pedal operable to transition between an extended position corresponding to the unactuated position of the master cylinder and a retracted position corresponding to the actuated position of the master cylinder, and a booster located between the master cylinder and the brake pedal. The master cylinder is operable to selectively transfer a braking force from the brake pedal to the wheel cylinder in the first mode of operation. The booster is operable to hold the brake pedal in the retracted position in a second mode of operation without user input and without associated braking.Type: ApplicationFiled: December 8, 2017Publication date: June 13, 2019Inventor: Simon Hansmann
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Patent number: RE48824Abstract: A vehicle braking system includes a wheel cylinder, a master cylinder including a master cylinder piston operable to translate between an unactuated position and an actuated position in a first mode of operation, a brake pedal operable to transition between an extended position corresponding to the unactuated position of the master cylinder and a retracted position corresponding to the actuated position of the master cylinder, and a booster located between the master cylinder and the brake pedal. The master cylinder is operable to selectively transfer a braking force from the brake pedal to the wheel cylinder in the first mode of operation. The booster is operable to hold the brake pedal in the retracted position in a second mode of operation without user input and without associated braking.Type: GrantFiled: July 16, 2020Date of Patent: November 23, 2021Assignee: Robert Bosch GmbHInventor: Simon Hansmann