FR2571788B1 - Servomecanisme hydraulique a reduction de course morte, notamment pour frein assiste - Google Patents

Servomecanisme hydraulique a reduction de course morte, notamment pour frein assiste

Info

Publication number
FR2571788B1
FR2571788B1 FR858515426A FR8515426A FR2571788B1 FR 2571788 B1 FR2571788 B1 FR 2571788B1 FR 858515426 A FR858515426 A FR 858515426A FR 8515426 A FR8515426 A FR 8515426A FR 2571788 B1 FR2571788 B1 FR 2571788B1
Authority
FR
France
Prior art keywords
deadly
travel
reduction
hydraulic servomechanism
assisted brake
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
FR858515426A
Other languages
English (en)
Other versions
FR2571788A1 (fr
Inventor
Yasuo Tsuyuki
Yuzoh Gotoh
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.)
Jidosha Kiki Co Ltd
Original Assignee
Jidosha Kiki Co Ltd
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 Jidosha Kiki Co Ltd filed Critical Jidosha Kiki Co Ltd
Publication of FR2571788A1 publication Critical patent/FR2571788A1/fr
Application granted granted Critical
Publication of FR2571788B1 publication Critical patent/FR2571788B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B60T13/12—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 liquid
    • 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
    • B60T13/12—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 liquid
    • B60T13/16—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 liquid using pumps directly, i.e. without interposition of accumulators or reservoirs
    • B60T13/161—Systems with master cylinder
    • B60T13/165—Master cylinder integrated or hydraulically coupled with booster
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/12—Details not specific to one of the before-mentioned types
    • F16D25/14—Fluid pressure control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0212—Details of pistons for master or slave cylinders especially adapted for fluid control

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Transportation (AREA)
  • Braking Systems And Boosters (AREA)
  • Actuator (AREA)
  • Servomotors (AREA)
FR858515426A 1984-10-17 1985-10-17 Servomecanisme hydraulique a reduction de course morte, notamment pour frein assiste Expired - Fee Related FR2571788B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59217554A JPS6194865A (ja) 1984-10-17 1984-10-17 液圧倍力装置のロスストロ−ク減少装置

Publications (2)

Publication Number Publication Date
FR2571788A1 FR2571788A1 (fr) 1986-04-18
FR2571788B1 true FR2571788B1 (fr) 1991-09-06

Family

ID=16706076

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858515426A Expired - Fee Related FR2571788B1 (fr) 1984-10-17 1985-10-17 Servomecanisme hydraulique a reduction de course morte, notamment pour frein assiste

Country Status (5)

Country Link
US (1) US4656923A (fr)
JP (1) JPS6194865A (fr)
KR (1) KR890003574B1 (fr)
AU (1) AU575435B2 (fr)
FR (1) FR2571788B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3733863C2 (de) * 1987-10-07 1997-09-11 Teves Gmbh Alfred Hydraulischer Kraftverstärker, insbesondere zur Betätigung eines Hauptbremszylinders einer Fahrzeugbremsanlage
JP2646655B2 (ja) * 1988-05-19 1997-08-27 自動車機器株式会社 液圧倍力装置
JPH0611273Y2 (ja) * 1988-08-03 1994-03-23 自動車機器株式会社 液圧倍力装置
US5076141A (en) * 1989-05-12 1991-12-31 Jidosha Kiki Co., Ltd. Liquid pressure booster
US5351600A (en) * 1989-10-27 1994-10-04 Nippon Air Brake Co., Ltd. Hydraulic booster for vehicle
JP2894372B2 (ja) * 1991-01-31 1999-05-24 自動車機器株式会社 液圧倍力装置の反力装置
US5150575A (en) * 1991-07-22 1992-09-29 General Motors Corporation Hydraulic brake booster
GB2264546B (en) * 1992-02-26 1995-04-12 Automotive Products Plc A hydraulic servomotor
JP2551658Y2 (ja) * 1992-04-21 1997-10-27 自動車機器株式会社 液圧倍力装置の反力装置
JP2001026264A (ja) * 1999-05-10 2001-01-30 Bosch Braking Systems Co Ltd ブレーキシステムにおけるアイドルストローク短縮装置
JP2002308085A (ja) * 2001-04-18 2002-10-23 Bosch Braking Systems Co Ltd 液圧倍力装置
US6662561B1 (en) * 2002-07-30 2003-12-16 Robert Bosch Corporation Means to dampen the effect of pressure oscillations on a control valve
JP5210261B2 (ja) * 2008-07-30 2013-06-12 株式会社丸山製作所 往復動ポンプ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3677007A (en) * 1970-09-29 1972-07-18 Bendix Corp Concentric brake booster with moving hoses
JPS5339953B2 (fr) * 1974-04-24 1978-10-24
JPS595468B2 (ja) * 1975-02-07 1984-02-04 アイシンセイキ カブシキガイシヤ ユアツシキパワ−ブレ−キソウチ
JPS5839098B2 (ja) * 1977-05-31 1983-08-27 トヨタ自動車株式会社 油圧式パワ−ブレ−キ装置
JPS5851504B2 (ja) * 1979-01-17 1983-11-16 日産自動車株式会社 油圧ブ−スタ
JPS5837721Y2 (ja) * 1979-08-02 1983-08-25 日産自動車株式会社 油圧ブ−スタ
JPS56120443A (en) * 1980-02-27 1981-09-21 Aisin Seiki Co Ltd Brake booster for automobile
US4490977A (en) * 1981-05-18 1985-01-01 The Bendix Corporation Hydraulic brake booster
JPS5992243A (ja) * 1982-11-17 1984-05-28 Jidosha Kiki Co Ltd ブレ−キ倍力装置
US4514981A (en) * 1983-03-07 1985-05-07 Allied Corporation Brake booster

Also Published As

Publication number Publication date
US4656923A (en) 1987-04-14
FR2571788A1 (fr) 1986-04-18
AU4876185A (en) 1986-04-24
AU575435B2 (en) 1988-07-28
KR860003128A (ko) 1986-05-21
KR890003574B1 (ko) 1989-09-25
JPH0376261B2 (fr) 1991-12-04
JPS6194865A (ja) 1986-05-13

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Legal Events

Date Code Title Description
ST Notification of lapse