JPH0224759U - - Google Patents

Info

Publication number
JPH0224759U
JPH0224759U JP1988102408U JP10240888U JPH0224759U JP H0224759 U JPH0224759 U JP H0224759U JP 1988102408 U JP1988102408 U JP 1988102408U JP 10240888 U JP10240888 U JP 10240888U JP H0224759 U JPH0224759 U JP H0224759U
Authority
JP
Japan
Prior art keywords
input shaft
power
power piston
hydraulic pressure
chamber
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.)
Granted
Application number
JP1988102408U
Other languages
English (en)
Other versions
JPH0611273Y2 (ja
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 filed Critical
Priority to JP1988102408U priority Critical patent/JPH0611273Y2/ja
Priority to US07/386,164 priority patent/US5079990A/en
Publication of JPH0224759U publication Critical patent/JPH0224759U/ja
Application granted granted Critical
Publication of JPH0611273Y2 publication Critical patent/JPH0611273Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B60T13/14—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 accumulators or reservoirs fed by pumps
    • B60T13/142—Systems with master cylinder
    • B60T13/143—Master cylinder mechanically coupled with booster
    • B60T13/144—Pilot valve provided inside booster piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)

Description

【図面の簡単な説明】
図は本考案による液圧倍力装置をブレーキ倍力
装置に適用した一実施例を示す縦断面図である。 １……ブレーキ倍力装置（液圧倍力装置）、２
……ハウジング、６……パワーピストン、１２…
…プラグ（ストツパ手段）、１５……主動力室（
動力室）、１７……入力軸、２０……抜止め部材
、３１……リザーバ、４０……制御弁、４２……
出力軸、５５……アキユムレータ（液圧源）、５
６……ポンプ（液圧源）。

Claims (1)

  1. 【実用新案登録請求の範囲】 ハウジングの孔に摺動自在に嵌合されたパワー
    ピストンと、このパワーピストンに作用する液圧
    が導入される動力室と、前記液圧を発生する液圧
    源と、前記パワーピストン内に摺動自在に嵌挿さ
    れるとともに、前記パワーピストンに取り付けら
    れた抜止め部材によつてこのパワーピストンに対
    する所定量以上の後退移動を規制された入力軸と
    、前記パワーピストンに連結された出力軸と、前
    記入力軸の不作動のときには前記液圧源と前記動
    力室との連通を遮断するとともに前記動力室とリ
    ザーバとを連通し、前記入力軸が前記パワーピス
    トンに向かつて前進移動したときに作動して前記
    動力室と前記リザーバとの連通を遮断するととも
    に前記液圧源と前記動力室とを連通する制御弁と
    を備えた液圧倍力装置において、 前記入力軸の不作動時、この入力軸に当接して
    入力軸をパワーピストンに対して前記抜止め部材
    から離れた所定の前進位置に保持するストツパ手
    段を設けたことを特徴とする液圧倍力装置。
JP1988102408U 1988-08-03 1988-08-03 液圧倍力装置 Expired - Lifetime JPH0611273Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988102408U JPH0611273Y2 (ja) 1988-08-03 1988-08-03 液圧倍力装置
US07/386,164 US5079990A (en) 1988-08-03 1989-07-28 Hydraulic pressure booster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988102408U JPH0611273Y2 (ja) 1988-08-03 1988-08-03 液圧倍力装置

Publications (2)

Publication Number Publication Date
JPH0224759U true JPH0224759U (ja) 1990-02-19
JPH0611273Y2 JPH0611273Y2 (ja) 1994-03-23

Family

ID=14326615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988102408U Expired - Lifetime JPH0611273Y2 (ja) 1988-08-03 1988-08-03 液圧倍力装置

Country Status (2)

Country Link
US (1) US5079990A (ja)
JP (1) JPH0611273Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02200560A (ja) * 1989-01-28 1990-08-08 Nippon Air Brake Co Ltd 液圧式倍力装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2770477B1 (fr) * 1997-10-30 2005-01-28 Jidosha Kiki Co Dispositif amplificateur d'une pression hydraulique et systeme amplificateur de la pression de freinage employant le dispositif
US6202014B1 (en) * 1999-04-23 2001-03-13 Clark Equipment Company Features of main control computer for a power machine
FR2830058A1 (fr) * 2001-09-26 2003-03-28 Beringer Sa Dispositif amplificateur de pression pour circuit hydraulique

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6194865A (ja) * 1984-10-17 1986-05-13 Jidosha Kiki Co Ltd 液圧倍力装置のロスストロ−ク減少装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796134A (en) * 1972-12-06 1974-03-12 Midland Ross Corp Hydraulic booster brake mechanism
US3926092A (en) * 1973-06-13 1975-12-16 Bendix Corp Concentric hydraulic brake boost mechanism with system by-pass on piston o.d.
US4161867A (en) * 1974-11-12 1979-07-24 Aisin Seiki Kabushiki Kaisha Hydraulic brake booster
DE3230082A1 (de) * 1982-08-13 1984-02-16 Alfred Teves Gmbh, 6000 Frankfurt Hydraulische bremsanlage
US4514981A (en) * 1983-03-07 1985-05-07 Allied Corporation Brake booster
US4642990A (en) * 1984-03-13 1987-02-17 Nissin Kogyo Kabushiki Kaisha Master cylinder and oil-hydraulic booster assembly
JPS60199757A (ja) * 1984-03-22 1985-10-09 Aisin Seiki Co Ltd 車輌の液圧ブレ−キブ−スタ
US4685297A (en) * 1985-10-30 1987-08-11 Allied Corporation Hydraulic brake booster with quick take-up and full stroke
JPH0624915B2 (ja) * 1986-02-05 1994-04-06 トヨタ自動車株式会社 ブ−スタ付タンデムマスタシリンダ
GB2207205B (en) * 1987-06-16 1991-07-31 Honda Motor Co Ltd Hydraulic pressure booster
JP2743405B2 (ja) * 1988-10-28 1998-04-22 自動車機器株式会社 液圧倍力装置を用いた停車保持装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6194865A (ja) * 1984-10-17 1986-05-13 Jidosha Kiki Co Ltd 液圧倍力装置のロスストロ−ク減少装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02200560A (ja) * 1989-01-28 1990-08-08 Nippon Air Brake Co Ltd 液圧式倍力装置

Also Published As

Publication number Publication date
US5079990A (en) 1992-01-14
JPH0611273Y2 (ja) 1994-03-23

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