JPH0170673U - - Google Patents

Info

Publication number
JPH0170673U
JPH0170673U JP1987166696U JP16669687U JPH0170673U JP H0170673 U JPH0170673 U JP H0170673U JP 1987166696 U JP1987166696 U JP 1987166696U JP 16669687 U JP16669687 U JP 16669687U JP H0170673 U JPH0170673 U JP H0170673U
Authority
JP
Japan
Prior art keywords
valve
shell
input shaft
protruding
valve mechanism
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
JP1987166696U
Other languages
English (en)
Other versions
JPH0412851Y2 (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 JP1987166696U priority Critical patent/JPH0412851Y2/ja
Priority to US07/263,619 priority patent/US4936195A/en
Priority to AU24463/88A priority patent/AU592939B2/en
Priority to KR2019880017847U priority patent/KR910005204Y1/ko
Publication of JPH0170673U publication Critical patent/JPH0170673U/ja
Application granted granted Critical
Publication of JPH0412851Y2 publication Critical patent/JPH0412851Y2/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
    • 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
    • B60T13/57—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of control valves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

【図面の簡単な説明】
図は本考案の一実施例を示す断面図である。 １……シエル、１ａ……筒状突出部、１ｂ……
環状膨出部、６……バルブボデイ、６ａ……筒状
部、７……弁機構、１１……弁プランジヤ、２５
……入力軸、３２……シール部材、３３……ベア
リング、３６……キー部材。

Claims (1)

  1. 【実用新案登録請求の範囲】 シエルと、このシエルのリヤ側中央部を筒状に
    突出させて開口させた筒状突出部と、上記シエル
    内に摺動自在に配設してリヤ側の筒状部を上記筒
    状突出部内に摺動自在に貫通させて外部に突出さ
    せたバルブボデイと、上記シエルの筒状突出部内
    に配設されてその筒状突出部と上記バルブボデイ
    の筒状部との間の気密を保持するシール部材と、
    上記バルブボデイ内に収納した弁機構と、この弁
    機構を構成する弁プランジヤに連動して弁機構の
    流路を切換え制御する入力軸と、上記弁プランジ
    ヤに連動するとともに、非作動時に弁プランジヤ
    の自由な後退を規制して入力軸のロスストローク
    を減少させるキー部材とを備えたブレーキ倍力装
    置において、 上記シエルの筒状突出部に、その円周方向に沿
    つて半径方向内方に膨出する環状膨出部を一体に
    形成し、かつ該環状膨出部のリヤ側に上記シール
    部材を配設したことを特徴とするブレーキ倍力装
    置。
JP1987166696U 1987-10-30 1987-10-30 Expired JPH0412851Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1987166696U JPH0412851Y2 (ja) 1987-10-30 1987-10-30
US07/263,619 US4936195A (en) 1987-10-30 1988-10-27 Vacuum brake booster shell extension with radially inwardly projecting annular portion for valve key contact
AU24463/88A AU592939B2 (en) 1987-10-30 1988-10-28 Brake booster
KR2019880017847U KR910005204Y1 (ko) 1987-10-30 1988-10-31 브레이크 배력장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987166696U JPH0412851Y2 (ja) 1987-10-30 1987-10-30

Publications (2)

Publication Number Publication Date
JPH0170673U true JPH0170673U (ja) 1989-05-11
JPH0412851Y2 JPH0412851Y2 (ja) 1992-03-26

Family

ID=15836048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987166696U Expired JPH0412851Y2 (ja) 1987-10-30 1987-10-30

Country Status (4)

Country Link
US (1) US4936195A (ja)
JP (1) JPH0412851Y2 (ja)
KR (1) KR910005204Y1 (ja)
AU (1) AU592939B2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934923A1 (de) * 1989-10-20 1991-04-25 Teves Gmbh Alfred Mechanisch gesteuerter kraftverstaerker
JP2962342B2 (ja) * 1993-10-29 1999-10-12 自動車機器株式会社 倍力装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845379B2 (ja) * 1979-11-09 1983-10-08 アイシン精機株式会社 自動車用ブレ−キブ−スタ
JPS5689754U (ja) * 1979-12-14 1981-07-17
GB2068067B (en) * 1980-01-21 1983-11-09 Tokico Ltd Pneumatic servo booster
JPS56149248A (en) * 1980-04-21 1981-11-19 Jidosha Kiki Co Ltd Valve mechanism controller for brake booster
JPS6233651Y2 (ja) * 1981-03-30 1987-08-28
JPS57198158A (en) * 1981-05-28 1982-12-04 Sumitomo Electric Ind Ltd Booster
FR2533875A1 (fr) * 1982-09-30 1984-04-06 Dba Sa Servomoteur d'assistance au freinage a systeme amplificateur d'effort entre le piston et l'organe de sortie
US4534270A (en) * 1982-12-01 1985-08-13 Aisin Seiki Kabushiki Kaisha Vacuum booster assembly
US4587885A (en) * 1983-09-09 1986-05-13 Itt Industries, Inc. Vacuum-operated brake power booster
DE3337894A1 (de) * 1983-10-19 1985-05-09 Alfred Teves Gmbh, 6000 Frankfurt Vakuumbetriebener bremskraftverstaerker
JPS60132969U (ja) * 1984-02-15 1985-09-05 自動車機器株式会社 正圧式ブレ−キ倍力装置の供給通路
BR8502639A (pt) * 1984-06-05 1986-02-12 Lucas Ind Plc Reforcador pneumatico,especialmente para sistemas de frenagem em veiculos motorizados
JPH063733Y2 (ja) * 1985-02-04 1994-02-02 アイシン精機株式会社 気圧式倍力装置
JPS62469U (ja) * 1985-06-20 1987-01-06
US4663757A (en) * 1985-08-29 1987-05-05 Eastman Kodak Company Packet switched local network with priority random splitting and conflict detection
JPS62170365U (ja) * 1986-04-18 1987-10-29
JPH0722368Y2 (ja) * 1987-02-12 1995-05-24 自動車機器株式会社 ブレ−キ倍力装置

Also Published As

Publication number Publication date
JPH0412851Y2 (ja) 1992-03-26
KR910005204Y1 (ko) 1991-07-22
KR890009041U (ko) 1989-05-29
US4936195A (en) 1990-06-26
AU2446388A (en) 1989-05-04
AU592939B2 (en) 1990-01-25

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