Continental Teves, Ag and Company Ohg

Itt Automotive Europe Gmbh

Hl Mando Corporation

Itt Manufacturing Enterprises, Inc.

Mando Corporation

Continental Teves, Inc.

Continental Teves Ag &co. Ohg

Hans-Jörg Feigel

Lothar Schiel

Ulrich Neumann

Kristijan Tarandek

Andreas Klein

Harald Biller

I-Che Chiang

Dieter Dinkel

Holger Von Hayn

Wolfgang Ritter

Jürgen Schonlau

Wilfried Wagner

Priti Kumari

Manfred Rüffer

Peter Drott

Johann Jungbecker

Peter E Rieth

Stephan Krebs

Ralf Jakobi

Torsten Queisser

Milan Klimes

Dieter Merkel

Stefan A Drumm

Axel Hinz

Gunther Buschmann

Dieter Kircher

Marco Besier

Steffen Linkenbach

Peter Tandler

Peter Stauder

Ralf Harth

Christian Courth

Thomas Berthold

Jürgen Faller

Manfred Kahrs

Uwe Greiff

Thomas Sellinger

Jose Gonzalez

Hans W Bleckmann

Ronald Bayer

Josko Kurbasa

Jan Hoffmann

Johannes Graber

Michael Vogt

Christian Albrich Von Albrichsfeld

Holger Kranlich

Petra Fischbach-Borazio

Ingo Knewitz

Michael Haber

Peter Bohm

Oliver Kugland

Christoph Wagner

Rudiger Briesewitz

Young Song Lee

Daniel Widmann

Kristjan Tarandek

Harald Lutteke

Marco Beisier

Andreas Klen

Guido Schell

Bernhard Hammes

José Gonzalez

Disclosed herein a friction brake system comprises a braking member connectable to at least one brake pad and configured for pressing the brake pad against a friction surface and a transmission unit configured for converting a rotary motion generated by an actuator into a braking motion of the brake pad wherein the transmission unit comprises a ball-in-ramp assembly having a first plate with at least one groove, a second plate with at least one groove facing the groove of the first plate, and at least one ball arranged between the first plate and the second plate wherein the ball is retained by the groove of the first plate and the groove of the second plate, wherein the ball-in-ramp assembly is configured to convert a rotary motion of the first plate into a translational motion of the second plate relative to the first plate.

Friction brake system for a vehicle

The present application relates to a friction brake system () for a vehicle. The friction brake system () comprises a braking member () connectable to first and second brake pads and configured for pressing the first and second brake pads against a friction surface. The system () further comprises a transmission unit () configured for converting a rotary motion generated by an electric motor () into a braking motion of the braking member (). The transmission unit () comprises a ball-in-ramp assembly () having a first plate () with at least one groove (), a second plate () with at least one groove () facing the groove () of the first plate (), and at least one ball () arranged between the first plate () and the second plate (). The ball () is retained by the groove () of the first plate () and the groove () of the second plate (). Further, the ball-in-ramp () assembly is configured to convert a rotary motion of the first plate () into a translational motion of the second plate () with respect to the first plate (). The first plate () is configured to be rotated by the electric motor (). Further, at least one of the first plate () and the second plate () is mechanically coupled with the braking member (). The first plate () is rotatably supported by a brake bolt bracket () coupled to a braking bolt (), and the second plate () is operably connected to a caliper housing bolt () connected with a caliper housing () such that the caliper housing () and the braking bolt () are configured to press the first and second brake pads against opposing surfaces of a brake disc when the braking member () executes the braking motion.

The present application relates to a brake actuating unit for a brake-by-wire motor vehicle brake system. The brake actuating unit comprises a housing, a first electrically controllable pressure supplying device, and a second electrically controllable pressure supplying device. The brake actuating unit further comprises a first connector for electrically connecting the brake actuating unit with a vehicle control unit and with a power network. The first connector is electrically connected with the first electrically controllable pressure supplying device. The brake actuating unit comprises a second connector for electrically connecting the brake actuating unit with the vehicle control unit and with the power network. The second connector is electrically connected with the second electrically controllable pressure supplying device. The brake actuating unit comprises a first cylinder and piston arrangement disposed within the housing and a piston rod for transmitting a displacement of a brake pedal to a piston.

Brake actuating unit for a brake-by-wire motor vehicle brake system and motor vehicle brake system

The present invention relates to a brake system comprising a brake pedal; a master cylinder including a first master chamber, a second master chamber, a first master piston, and a second master piston; a first hydraulic circuit; a second hydraulic circuit; a hydraulic pressure supplier including an actuator for pressurizing the first hydraulic circuit and the second hydraulic circuit depending on an operation of the brake pedal in a normal operating mode of the brake system; and an elastic pedal feel element arranged in the first master chamber to be in contact with the first master piston and the second master piston for generating a pedal force when the brake pedal is operated while the second master piston is locked in the normal operating mode.

Brake system including a master cylinder with an elastic pedal feel element

The invention relates to an electro-mechanical brake with an actuator () for pressing at least one brake pad () against a rotating friction surface. The actuator () comprises an electric motor () and a first transmission for converting a rotary motion of the electric motor () into a translational motion of the at least one brake pad () for activating or releasing the electromechanical brake. Furthermore, the actuator () comprises a second transmission for converting a rotary motion of the same electric motor () into a further translational motion of the at least one brake pad () to compensate for a wear of the at least one brake pad (), the first transmission and the second transmission being coupled so that the translational motion of the at least one brake pad () caused by the first transmission and the further translational motion of the at least one brake pad () caused by the second transmission add up to a resulting translation of the at least one brake pad ().

Electro-mechanical brake

The present invention relates to a master cylinder arrangement for a brake system, comprising a tandem master cylinder including a master cylinder housing, a first master piston movably arranged in the master cylinder housing, a second master piston movably arranged in the master cylinder housing, a balancing piston movably arranged in the second master piston, and an elastic pedal feel element. The invention further relates to a hydraulic system for a brake system as well as a brake system.

Master cylinder arrangement for a brake system

A brake system comprises a reservoir; a brake pedal; a master cylinder including a first master chamber, a second master chamber, a first master piston, and a second master piston; a first hydraulic circuit including at least one first hydraulic wheel brake; a second hydraulic circuit including at least one second hydraulic wheel brake; and a hydraulic pressure supplier including an actuator for pressurizing the first hydraulic circuit and the second hydraulic circuit depending on an operation of the brake pedal in a normal operating mode. The master cylinder further comprises a locking chamber and an elastic pedal feel element arranged in the first master chamber to be in contact with the first master piston and the second master piston for generating a pedal force when the brake pedal is operated while the second master piston is locked in the normal operating mode.

The present invention relates to a brake system for a vehicle. The proposed brake system () comprises an actuation unit for actuating wheel brakes of the vehicle in a normal operating mode of the brake system (). Further, the system () comprises a brake cylinder () for pressurizing the wheel brakes of the vehicle in an emergency operating mode of the brake system (). The brake cylinder () comprises a brake cylinder housing () and a push rod () being displaceable within the brake cylinder housing () by operation of a brake pedal (). The brake cylinder () further comprises a piston () movably arranged within the brake cylinder housing (). The piston () has a first surface and a second surface opposite the first surface. A hydraulic chamber () is formed within the brake cylinder housing () between the first surface of the piston () and an inner surface of the brake cylinder housing (). The hydraulic chamber () is configured for being selectively fluidly connected with the wheel brakes. The brake cylinder () further comprises an elastic simulator element () arranged between the second surface of the piston () and the push rod () for pedal feel simulation. The brake cylinder () further comprises a locking element () configured to selectively mechanically couple the push rod () with the piston () to provide a rigid connection between the push rod () and the piston () during the emergency operating mode.

Brake system for a vehicle

A friction brake system comprises a first gear unit having a first member and a second member, the first gear unit is configured for converting a rotary motion of the first member into a braking motion of the second member, the first member is configured such that the rotary motion may be driven by an electric motor, the brake system further comprises a second gear unit having a spindle and nut for converting a rotary motion into a linear motion for pad wear compensation, the spindle is connectable to a brake pad, the second member of the first gear unit and the nut of the second gear unit are or may be mechanically coupled such that, during the braking motion, the second member of the first gear unit pushes against the nut of the second gear unit to press the brake pad against a friction surface.

An electrohydraulic motor vehicle control device, in particular for a motor vehicle brake system, including a hydraulic unit with electrically activated valves and a brake-pedal-activated master brake cylinder, an electronic control unit which comprises a first printed circuit board with electrical and/or electronic components for actuating the valves, and an electric motor for driving an electrically controllable, hydraulic pressure source which is arranged on a first side face of the hydraulic unit, wherein a second printed circuit board is provided which is arranged in a region of the first side face of the hydraulic unit, wherein a first sensor element for sensing activation of a brake pedal is arranged on the second printed circuit board.

Electrohydraulic motor vehicle control device

An electrohydraulic motor vehicle control device, in particular for a motor vehicle brake system, includes a hydraulic unit with electrically activated valves, an electronic control unit which includes a first printed circuit board with electric and/or electronic components for actuating the valves, and an electric motor for driving an electrically controllable, hydraulic pressure source, wherein electric and/or electronic components, in particular power electronics components for actuating the electric motor are arranged on a second printed circuit board which is arranged separately from the electronic control unit.

Electrohydraulic motor vehicle control device comprising a hydraulic unit comprising electric components for actuating an electric motor arranged on a second circuit board embodied redundantly in two parts wherein the two parts define at least a part of an opening through which a pressure source extends

A safety system brake system comprises a hydraulic pressure-providing device having a pressure chamber connected to at least one brake circuit by a separating valve and into which pressure chamber a piston is moved to build up pressure. The pressure chamber is a two-stage pressure chamber having first and second sub-chambers. During pressure build-up the piston is moved into the first and then the second sub-chamber. The two sub-chamber are hydraulically closed off from each other when the piston is moved a specified distance into the second sub-chamber. A first check valve is connected to the first sub-chamber on a suction side and to a brake fluid reservoir on a blocking side. A second check valve is connected to the second sub-chamber on a suction side, and to the suction side of the first check valve on the blocking side.

Hydraulic safety system, brake system, and operating method

A brake system for motor vehicles, having a brake master cylinder actuated by a brake pedal with at least one first pressure chamber. The brake master cylinder communicating with wheel brakes; and a hydraulic fluid storage container. A pressure balancing connection connects to the fluid storage container. A first electrically controllable pressure supply device communicating with the wheel brakes. A pressure regulating valve arrangement for regulated wheel brake pressure. A first electronic control and regulating unit actuated the first pressure supply device and the pressure regulating valve arrangement. A second electrically controllable pressure supply device connected to the brake master cylinder and having a pressure outlet connection paired with a second electronic control and regulating unit. The first and the second pressure supply device generate braking pressures independently of each other, and the pressure outlet connection is connected to the pressure balancing connection.

Brake system for motor vehicles

A brake actuation unit () having a master brake cylinder () and a pressure-medium reservoir (); a pressure provision device (), having a piston () actuated by an electric motor (), wherein the piston delimits a pressure chamber (); first and second groups of electrically actuatable valves (--); and an electronic control unit ('). The electric motor has at least two independently operable drive units, each having at least one winding, for driving the electric motor. The electronic control unit has a first microcontroller () and a second microcontroller (). The first microcontroller controls () one of the drive units and the second microcontroller controls () the other of the drive units. The first and second microcontrollers control () the second group of valves.

Brake actuation unit

The invention relates to an electrically controllable pressure provision device ('), particularly for a hydraulic motor-vehicle brake system, comprising a stepped bore (), which is arranged in a housing (), and a piston (), which can be actuated by an electromechanical actuator (). The piston (), together with the housing (), delimits a pressure chamber (). The piston () is constructed as a stepped piston, the smaller-diameter piston step (&#x2032;) of which enters the smaller-diameter step (&#x2032;) of the stepped bore after a specified actuation of the stepped piston, such that the pressure chamber () is subdivided into a first pressure chamber () and a second pressure chamber (). The invention further relates to a brake system for motor vehicles having such a pressure provision device.

Pressure provision device and brake system

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Rosbach, Germany

Hans-Jörg Feigel