FR2864503B1 - PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE - Google Patents

PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE

Info

Publication number
FR2864503B1
FR2864503B1 FR0315496A FR0315496A FR2864503B1 FR 2864503 B1 FR2864503 B1 FR 2864503B1 FR 0315496 A FR0315496 A FR 0315496A FR 0315496 A FR0315496 A FR 0315496A FR 2864503 B1 FR2864503 B1 FR 2864503B1
Authority
FR
France
Prior art keywords
vehicle
servo motor
pneumatic brake
brake assist
pressure delta
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR0315496A
Other languages
French (fr)
Other versions
FR2864503A1 (en
Inventor
Jean Charles Maligne
Philippe Richard
Ulysse Verbo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to FR0315496A priority Critical patent/FR2864503B1/en
Publication of FR2864503A1 publication Critical patent/FR2864503A1/en
Application granted granted Critical
Publication of FR2864503B1 publication Critical patent/FR2864503B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/021—Valves for interconnecting the fluid chambers of an actuator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
    • B60T13/46—Vacuum systems
    • B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
    • B60T13/569—Vacuum systems indirect, i.e. vacuum booster units characterised by piston details, e.g. construction, mounting of diaphragm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Transportation (AREA)
  • Braking Systems And Boosters (AREA)
FR0315496A 2003-12-24 2003-12-24 PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE Expired - Fee Related FR2864503B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0315496A FR2864503B1 (en) 2003-12-24 2003-12-24 PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0315496A FR2864503B1 (en) 2003-12-24 2003-12-24 PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE

Publications (2)

Publication Number Publication Date
FR2864503A1 FR2864503A1 (en) 2005-07-01
FR2864503B1 true FR2864503B1 (en) 2006-03-17

Family

ID=34639659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0315496A Expired - Fee Related FR2864503B1 (en) 2003-12-24 2003-12-24 PNEUMATIC BRAKE ASSIST SERVO MOTOR OF A VEHICLE WITH PRESSURE DELTA VALVE

Country Status (1)

Country Link
FR (1) FR2864503B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2684630B1 (en) * 1991-12-06 1996-08-09 Bendix Europ Services Tech BRAKE ASSIST MOTOR.
DE4431882C1 (en) * 1994-09-07 1995-11-02 Lucas Ind Plc Electronically-regulated braking servo
DE10010385B4 (en) * 2000-03-03 2005-06-16 Lucas Varity Gmbh Vacuum brake booster with improved magnetless emergency brake assistance

Also Published As

Publication number Publication date
FR2864503A1 (en) 2005-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20160831