Patents by Inventor Boris Köth
Boris Köth 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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Publication number: 20230192050Abstract: A second functional unit for brake pressure control at each wheel brake of a multiplicity of wheel brakes in a redundant manner in relation to a first functional unit of a hydraulic motor vehicle brake system is disclosed. The second functional unit has at least one electrical brake pressure generator that is configured to generate a respective brake pressure, on a wheel-specific basis, at the multiplicity of wheel brakes. A hydraulic motor vehicle brake system, method for operating a hydraulic motor vehicle brake system, and motor vehicle control unit are also disclosed.Type: ApplicationFiled: December 15, 2022Publication date: June 22, 2023Inventor: Boris Koeth
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Publication number: 20230150459Abstract: A method for operating a brake system of a motor vehicle, wherein the brake system has a brake pedal, which can be actuated by a driver of the motor vehicle, a brake booster, which can be coupled or is coupled to the brake pedal, a brake cylinder, such as a brake master cylinder, which can be coupled or is coupled to the brake booster and can be supplied with hydraulic fluid, and a hydraulic arrangement, which acts between the brake cylinder and at least one wheel brake, wherein the method comprises at least the step of: decoupling the brake pedal from the at least one wheel brake by the hydraulic arrangement, and a computer program, control unit or system having a plurality of control units and brake system.Type: ApplicationFiled: November 17, 2022Publication date: May 18, 2023Inventor: Boris Koeth
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HYDRAULIC BRAKING SYSTEM, INCLUDING A CONTROL SYSTEM, AND METHOD FOR CONTROLLING SAID BRAKING SYSTEM
Publication number: 20220340116Abstract: The disclosure relates to a method for operating a hydraulic braking system in a motor vehicle having a regenerative braking function. The method comprises steps that, with respect to at least two wheel brakes, a hydraulic free travel release is carried out such that, with respect to one of the at least two wheel brakes, a hydraulic passage to an accumulator is released in order to store therein at least a volume fraction of the hydraulic fluid in the event of a displacement of a hydraulic fluid. The other of the at least two wheel brakes is hydraulically isolated. The disclosure also relates to a hydraulic braking system for a motor vehicle having a regenerative braking function and a method for controlling said braking system.Type: ApplicationFiled: April 14, 2022Publication date: October 27, 2022Inventors: Elmar Hoffmann, Jonas Lahnstein, Boris Koeth, Frank Schmidt, Harald Thelen -
Patent number: 10946845Abstract: The disclosed electromechanical brake booster for a vehicle brake system comprises a driving arrangement for driving at least one actuation device designed to actuate a brake cylinder. The driving arrangement includes at least one electric motor and a gear mechanism for coupling the electric motor to the at least one actuation device. The gear mechanism comprises at least one first spur gear and at least one second spur gear, the electric motor driving the first spur gear directly and the second gear via at least one intermediate gear.Type: GrantFiled: September 16, 2016Date of Patent: March 16, 2021Assignee: ZF Active Safety GmbHInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld
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Patent number: 10814854Abstract: The invention relates to an assembly for a vehicle brake system, which comprises at least one brake cylinder and an electromechanical brake booster, having a drive arrangement for driving at least one actuating device designed for actuating a brake cylinder, wherein the drive arrangement has at least one electric motor and a gear mechanism for coupling the electric motor to the at least one actuating device, wherein at least one fastening device is provided for fastening the assembly to a vehicle, said fastening device defining a fastening plane. According to the invention the rotary shaft of the electric motor is arranged perpendicular to the longitudinal axis of the actuating device and at an angle of between 60° and 120° to the fastening plane.Type: GrantFiled: September 16, 2016Date of Patent: October 27, 2020Assignees: ZF Active Safety GmbH, ZF Friedrichshafen AGInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld, Stefan Kammers, Paul Warkentin, Ingo Decker, Klemens Humm, Detlef Baasch
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Patent number: 10682998Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: GrantFiled: October 9, 2017Date of Patent: June 16, 2020Assignee: Lucas Automotive GmbHInventors: Leo Gilles, Boris Koeth
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Patent number: 10682996Abstract: The electromechanical brake force booster for a vehicle brake system comprises a drive arrangement for driving at least one actuating device which is designed for actuating a brake cylinder. The drive arrangement has at least one electric motor and a gearing for coupling the electric motor to the at least one actuating device. The gearing comprises at least one second spur gear and at least one first spur gear. Furthermore, the gearing has an intermediate gearing stage. The intermediate gearing stage couples the electric motor to the second spur gear and to the first spur gear in torque-transmitting fashion. The intermediate gearing stage drives the second spur gear directly and the first spur gear via at least one intermediate gear.Type: GrantFiled: September 16, 2016Date of Patent: June 16, 2020Assignees: ZF Active Safety GmbH, ZF Friedrichshafen AGInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld, Stefan Kammers, Paul Warkentin, Ingo Decker, Klemens Humm, Detlef Baasch
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Publication number: 20180281766Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: ApplicationFiled: October 9, 2017Publication date: October 4, 2018Applicant: Lucas Automotive GmbHInventors: Leo Gilles, Boris Koeth
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Publication number: 20180273011Abstract: The invention relates to an assembly for a vehicle brake system, which comprises at least one brake cylinder and an electromechanical brake booster, having a drive arrangement for driving at least one actuating device designed for actuating a brake cylinder, wherein the drive arrangement has at least one electric motor and a gear mechanism for coupling the electric motor to the at least one actuating device, wherein at least one fastening device is provided for fastening the assembly to a vehicle, said fastening device defining a fastening plane. According to the invention the rotary shaft of the electric motor is arranged perpendicular to the longitudinal axis of the actuating device and at an angle of between 60° and 120° to the fastening plane.Type: ApplicationFiled: September 16, 2016Publication date: September 27, 2018Applicants: Lucas Automotive GmbH, ZF Friedrichshafen AGInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld, Stefan Kammers, Paul Warkentin, Ingo Decker, Klemens Humm, Detlef Baasch
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Publication number: 20180257618Abstract: The disclosed electromechanical brake booster for a vehicle brake system comprises a driving arrangement for driving at least one actuation device designed to actuate a brake cylinder. The driving arrangement includes at least one electric motor and a gear mechanism for coupling the electric motor to the at least one actuation device. The gear mechanism comprises at least one first spur gear and at least one second spur gear, the electric motor driving the first spur gear directly and the second gear via at least one intermediate gear.Type: ApplicationFiled: September 16, 2016Publication date: September 13, 2018Applicant: Lucas Automotive GmbHInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld
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Publication number: 20180257619Abstract: The electromechanical brake force booster for a vehicle brake system comprises a drive arrangement for driving at least one actuating device which is designed for actuating a brake cylinder. The drive arrangement has at least one electric motor and a gearing for coupling the electric motor to the at least one actuating device. The gearing comprises at least one second spur gear and at least one first spur gear. Furthermore, the gearing has an intermediate gearing stage. The intermediate gearing stage couples the electric motor to the second spur gear and to the first spur gear in torque-transmitting fashion. The intermediate gearing stage drives the second spur gear directly and the first spur gear via at least one intermediate gear.Type: ApplicationFiled: September 16, 2016Publication date: September 13, 2018Applicants: Lucas Automotive GmbH, ZF Friedrichshafen AGInventors: Kurt Wingender, Martin Hofmann, Boris Koeth, Jose Manuel Calvo Martinez, Jens Sparfeld, Stefan Kammers, Paul Warkentin, Ingo Decker, Klemens Humm, Detlef Baasch
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Patent number: 9783176Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: GrantFiled: November 9, 2015Date of Patent: October 10, 2017Assignee: Lucas Automotive GmbHInventors: Leo Gilles, Boris Koeth
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Patent number: 9302656Abstract: It is proposed, for an electronic system for operating an electromechanical parking brake device of a vehicle with an input unit for detecting a driver command which is evaluated by a control unit which activates at least one actuating unit for actuating at least one brake, that the control unit consist of at least two control components, of which a first control component is associated with the input unit and at least one second control component is associated with the at least one actuating unit.Type: GrantFiled: December 9, 2005Date of Patent: April 5, 2016Assignee: Lucas Automotive GmbHInventors: Boris Köth, Bernd Schönwald, Ralf Leiter, Stefan Grieser-Schmitz
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Publication number: 20160059835Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: ApplicationFiled: November 9, 2015Publication date: March 3, 2016Applicant: Lucas Automotive GmbHInventors: Leo Gilles, Boris Koeth
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Patent number: 9227609Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: GrantFiled: May 10, 2011Date of Patent: January 5, 2016Assignee: Lucas Automotive GmbHInventors: Leo Gilles, Boris Koeth
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Patent number: 8915080Abstract: The present invention relates to a pressure generator for a hydraulic vehicle brake system for the regulated generation of a hydraulic brake pressure in a brake circuit, the pressure generator having a multiple-piston pump for delivering a brake fluid with at least two pump pistons and associated pressure chambers, on which the pump pistons act, an actuator for actuating the multiple-piston pump, and a fluid feed line which extends to the pressure chambers and is configured for connection to a storage container, in which a hydraulic fluid is stored. At least one valve is arranged in the fluid feed line and divides the latter into a first section which is arranged upstream of the valve and into a second section which is arranged downstream of the valve, the valve being configured to optionally at least partly shut off or open the second section of the fluid feed line and therefore to control the fluid supply of at least one pressure chamber.Type: GrantFiled: March 25, 2009Date of Patent: December 23, 2014Assignee: Lucas Automotive GmbHInventor: Boris Köth
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Publication number: 20130207452Abstract: A hydraulic assembly for a vehicle brake system comprising at least two brake circuits and wheel brakes associated with the brake circuits. The hydraulic assembly comprises a pressure generator for generating a central hydraulic pressure for the brake circuits independently of the driver at least in the case of service braking initiated by the driver. Furthermore, at least one pressure adjusting device is provided for adjusting for each individual brake circuit the central hydraulic pressure that is generated by the pressure generator independently of the driver.Type: ApplicationFiled: May 10, 2011Publication date: August 15, 2013Applicant: LUCAS AUTOMOTIVE GMBHInventors: Leo Gilles, Boris Koeth
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Publication number: 20120056471Abstract: A brake unit for a hydraulic, single- or multi-circuit brake system of a land vehicle with electric drive for carrying out regenerative braking by means of at least one electrical machine in or at the drive train of the vehicle and braking by means of at least one friction brake, wherein a brake pedal and at least one sensor for detecting a braking request of the driver is provided, a master cylinder for feeding pressurized hydraulic fluid into at least one brake circuit in accordance with the braking request, wherein a dividing cylinder is provided, which has a first hydraulic chamber and a second hydraulic chamber divided from the first by a dividing piston, wherein the first hydraulic chamber has a first port, which is connected to the master cylinder, and a second port, which is connected by a simulation valve to a line leading to the wheel brakes, and the second hydraulic chamber is connected by a shut-off valve to the low-pressure storage chamber, and an orifice is disposed in a connection line betweenType: ApplicationFiled: February 18, 2010Publication date: March 8, 2012Applicant: LUCAS AUTOMOTIVE GMBHInventors: Heinrich Plewnia, Leo Gilles, Michael Keller, Boris Koeth
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Publication number: 20110107759Abstract: The present invention relates to a pressure generator for a hydraulic vehicle brake system for the regulated generation of a hydraulic brake pressure in a brake circuit, the pressure generator having a multiple-piston pump for delivering a brake fluid with at least two pump pistons and associated pressure chambers, on which the pump pistons act, an actuator for actuating the multiple-piston pump, and a fluid feed line which extends to the pressure chambers and is configured for connection to a storage container, in which a hydraulic fluid is stored. At least one valve is arranged in the fluid feed line and divides the latter into a first section which is arranged upstream of the valve and into a second section which is arranged downstream of the valve, the valve being configured to optionally at least partly shut off or open the second section of the fluid feed line and therefore to control the fluid supply of at least one pressure chamber.Type: ApplicationFiled: March 25, 2009Publication date: May 12, 2011Inventor: Boris Köth
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Publication number: 20100219678Abstract: An electrohydraulic brake unit for a hydraulic, single- or multiple-circuit brake system that enables regenerative braking is provided. It comprises a unit body, which comprises electrically actuable fluid control valves and hydraulic connection lines between the fluid control valves, an electronic closed-/open-loop control circuit for supplying trigger signals for the fluid control valves in order to modulate the hydraulic pressure in the brake circuits, and a fluid feed pump. In the unit body a simulator for regenerative braking is at least partially integrated, which comprises at least one cylinder/piston arrangement, with which at least one resetting spring arrangement, in the form of at least one spring element, is associated. This simulator projects at least partially out of the unit body.Type: ApplicationFiled: September 29, 2008Publication date: September 2, 2010Inventor: Boris Koeth