JPS6430767U - - Google Patents

Info

Publication number
JPS6430767U
JPS6430767U JP1988097434U JP9743488U JPS6430767U JP S6430767 U JPS6430767 U JP S6430767U JP 1988097434 U JP1988097434 U JP 1988097434U JP 9743488 U JP9743488 U JP 9743488U JP S6430767 U JPS6430767 U JP S6430767U
Authority
JP
Japan
Prior art keywords
pressure chamber
fluid
chamber
input member
hole
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
JP1988097434U
Other languages
English (en)
Other versions
JPH0311089Y2 (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
Publication of JPS6430767U publication Critical patent/JPS6430767U/ja
Application granted granted Critical
Publication of JPH0311089Y2 publication Critical patent/JPH0311089Y2/ja
Expired 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
    • B60T13/145—Master cylinder integrated or hydraulically coupled with booster

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)

Description

【図面の簡単な説明】
第１図は本考案による流体サーボ装置の縦断面
図、第２図は第１図の破線で囲んだ部分２の拡大
断面図、第３図はクローズドセンタ型弁装置の運
転者入力―出力圧力特性図、第４図は従来装置及
び本考案における入力部材移動量―弁プランジヤ
移動量特性図、第５図は本考案による流体サーボ
装置の変形例の縦断面図、第６図は本考案による
流体サーボ装置の他の変形例を示す第５図と同様
の縦断面図である。 １０…流体サーボ装置、１２…流体ポンプ、１
４…流体圧力アキユムレータ、１６…ブレーキ、
１８…ブレーキペダル、２０…ハウジング、２２
，２６…孔、３６…流体貯蔵器、４０…隔壁部材
、６０…入力部材、６２…圧力室、６４…出口室
、７０…出口、１００…入力ロツド、１１２…弁
装置、１１４…弁プランジヤ、１１６…弁リング
、１２０…弁ステム、１２８…弁ボール、１３２
…入口室、１３４…空所、１３６…入口、１５２
，１５４…通路、１５８…カム面、１６０…カム
従動面、１６２，１６４…圧力応動ピストン。

Claims (1)

    【実用新案登録請求の範囲】
  1. 一対の交差する孔を内部に具えたハウジングと
    、上記対の孔の一方内に移動可能且つ密封的に収
    容されて両側に可変容積の圧力室と出口室とを形
    成する隔壁部材と、加圧流体源から上記対の孔の
    他方へ加圧流体を連通させる入口と、貯蔵器を上
    記出口室に連通する出口と、上記圧力室と上記他
    方の孔とを連通する通路と、上記他方の孔内に収
    容され、第１位置において上記入口と上記圧力室
    との連通を遮断するとともに該圧力室を上記出口
    室に連通し、且つ、上記圧力室と上記出口室との
    連通を遮断するとともに該圧力室を上記入口に連
    通する第２位置へ変位可能な弁装置とを包含し、
    上記弁装置は上記他方の孔から上記出口室に延在
    して入力部材に係合する弁プランジヤを有し、上
    記一方の孔内での入力部材の往復動に連動した該
    弁プランジヤの軸方向移動により第１及び第２位
    置間で変位され、上記入力部材の端部は上記隔壁
    部材内に移動可能に且つ密封的に収容されるとと
    もに、上記圧力室内の流体圧力にさらされて該入
    力部材に加えられる運転者入力に抵抗する第１の
    反力を生起し、上記弁プランジヤは上記他方の孔
    を介して上記圧力室内の流体圧力にさらされると
    ともに、上記出口室を介して上記貯蔵器にさらさ
    れて上記運転者入力に抵抗する第２の反力を生起
    し、更に、上記隔壁部材は上記入口への上記加圧
    流体の連通の故障時上記通路を横切つて上記入力
    部材と一体的に移動して上記他方の孔と上記圧力
    室との連通を遮断することを特徴とするクローズ
    ドセンタ型流体サーボ装置。
JP1988097434U 1981-06-12 1988-07-25 Expired JPH0311089Y2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/273,148 US4422293A (en) 1981-06-12 1981-06-12 Closed-center hydraulic servo apparatus

Publications (2)

Publication Number Publication Date
JPS6430767U true JPS6430767U (ja) 1989-02-27
JPH0311089Y2 JPH0311089Y2 (ja) 1991-03-18

Family

ID=23042733

Family Applications (2)

Application Number Title Priority Date Filing Date
JP57099415A Pending JPS57209453A (en) 1981-06-12 1982-06-11 Closed center type fluid servo device
JP1988097434U Expired JPH0311089Y2 (ja) 1981-06-12 1988-07-25

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP57099415A Pending JPS57209453A (en) 1981-06-12 1982-06-11 Closed center type fluid servo device

Country Status (7)

Country Link
US (1) US4422293A (ja)
EP (1) EP0067749A1 (ja)
JP (2) JPS57209453A (ja)
AR (1) AR230230A1 (ja)
AU (1) AU8402582A (ja)
BR (1) BR8203515A (ja)
CA (1) CA1193635A (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3210735A1 (de) * 1981-12-18 1983-06-30 Robert Bosch Gmbh, 7000 Stuttgart Hydraulischer zweikreis-tandem-hauptbremszylinder
DE3325424A1 (de) * 1983-07-14 1985-01-24 Alfred Teves Gmbh, 6000 Frankfurt Betaetigungseinrichtung fuer eine hydraulische kraftfahrzeugbremsanlage
DE3336114A1 (de) * 1983-10-05 1985-05-02 Daimler-Benz Ag, 7000 Stuttgart Hydraulische hochleistungs-bremsanlage fuer kraftfahrzeuge
DE3408873A1 (de) * 1984-03-10 1985-09-12 Alfred Teves Gmbh, 6000 Frankfurt Bremsdruckgeber fuer eine hydraulische kraftfahrzeug-bremsanlage
JPS60206762A (ja) * 1984-03-30 1985-10-18 Aisin Seiki Co Ltd 液圧ブ−スタ
US4625515A (en) * 1984-09-20 1986-12-02 Allied Corporation Brake booster
DE3726302A1 (de) * 1987-08-07 1989-02-23 Teves Gmbh Alfred Schlupfgeregelte bremsanlage
US5362138A (en) * 1993-02-04 1994-11-08 General Motors Corporation Brake feedback valve
DE60025793T2 (de) * 2000-12-07 2006-08-17 Ford Global Technologies, LLC, Dearborn Unterdruckkraftverstärker
US7284471B2 (en) * 2004-12-02 2007-10-23 Sarcos Investments Lc Pressure control valve having intrinsic mechanical feedback system
US7308848B2 (en) * 2004-12-02 2007-12-18 Sarcos Investments Lc Pressure control valve having intrinsic feedback system
WO2008106611A1 (en) * 2007-02-28 2008-09-04 Raytheon Sarcos, Llc Antagonistic fluid control system for active and passive actuator operation
JP5460335B2 (ja) * 2007-02-28 2014-04-02 レイセオン カンパニー 選択的に起動可能な作動装置を有する流体制御システム
US7779863B2 (en) * 2007-06-29 2010-08-24 Raytheon Sarcos, Llc Pressure control valve having an asymmetric valving structure
WO2009072076A2 (en) 2007-12-05 2009-06-11 Solaredge Technologies Ltd. Current sensing on a mosfet
US20100318043A1 (en) * 2009-06-10 2010-12-16 Tyco Healthcare Group Lp Negative Pressure Wound Therapy Systems Capable of Vacuum Measurement Independent of Orientation
US9302034B2 (en) 2011-04-04 2016-04-05 Smith & Nephew, Inc. Negative pressure wound therapy dressing
US20120253302A1 (en) * 2011-04-04 2012-10-04 Tyco Healthcare Group Lp Negative Pressure Wound Therapy Dressing
JP5846017B2 (ja) * 2012-01-25 2016-01-20 株式会社アドヴィックス 車両用ブレーキ装置
ES2660052B2 (es) * 2017-09-21 2018-07-02 Robert Bosch Gmbh Depósito de líquido de frenos para actuador de frenado hidráulico de vehículos

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1160478A (fr) * 1956-11-05 1958-07-16 Rech Etudes Production Sarl Transmetteur de puissance, assisté par une puissance hydraulique auxiliaire
DE1226444B (de) * 1961-03-30 1966-10-06 Teves Kg Alfred Hilfskraftverstaerkter Geberzylinder, insbesondere fuer Kraftfahrzeugbremsen
US3074383A (en) * 1961-09-01 1963-01-22 Bendix Corp Full power hydraulic servomotor
GB1203889A (en) * 1967-10-30 1970-09-03 Bendix Corp Improvements in and relating to fluid pressure control valves
JPS4918675B1 (ja) * 1969-08-10 1974-05-11
US3638528A (en) * 1970-06-17 1972-02-01 Bendix Corp Hydraulic boost device with auxiliary fluid supply
DE2164591C3 (de) * 1971-12-24 1979-06-21 Alfred Teves Gmbh, 6000 Frankfurt Zweikreis-Hauptzylinder für eine Druckspeicher-Bremsanlage, insbesondere für Kraftfahrzeuge
DE2164590C3 (de) * 1971-12-24 1979-03-29 Alfred Teves Gmbh, 6000 Frankfurt Hauptzylinder für eine Zweikreisbremsanlage für Fahrzeuge, insbesondere Kraftfahrzeuge
DE2254414A1 (de) * 1972-11-07 1974-05-09 Bendix Gmbh Hauptzylinder fuer eine zweikreisbremsanlage
GB1465901A (en) * 1973-02-01 1977-03-02 Cam Gears Ltd Power assisted vehicle steering
US3894390A (en) * 1973-03-14 1975-07-15 Itt Brake valve for an ancillary brake force device in motor vehicles
JPS5755619B2 (ja) * 1974-07-24 1982-11-25
GB1579827A (en) * 1976-05-21 1980-11-26 Girling Ltd Fluid-pressure operated boosters for vehicle braking systems
GB1580125A (en) * 1976-05-22 1980-11-26 Girling Ltd Fluid-pressure operated servo-motor assemblies for vehicle braking systems

Also Published As

Publication number Publication date
BR8203515A (pt) 1983-06-07
EP0067749A1 (en) 1982-12-22
US4422293A (en) 1983-12-27
AU8402582A (en) 1982-12-16
JPH0311089Y2 (ja) 1991-03-18
AR230230A1 (es) 1984-03-01
CA1193635A (en) 1985-09-17
JPS57209453A (en) 1982-12-22

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