JPS5987360U - タンデム型ブレ−キ倍力装置 - Google Patents

タンデム型ブレ−キ倍力装置

Info

Publication number
JPS5987360U
JPS5987360U JP1982183948U JP18394882U JPS5987360U JP S5987360 U JPS5987360 U JP S5987360U JP 1982183948 U JP1982183948 U JP 1982183948U JP 18394882 U JP18394882 U JP 18394882U JP S5987360 U JPS5987360 U JP S5987360U
Authority
JP
Japan
Prior art keywords
chamber
pressure chambers
chambers
brake booster
power
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
JP1982183948U
Other languages
English (en)
Other versions
JPH0117488Y2 (ja
Inventor
陽一 古田
薫 坪内
理治 西井
Original Assignee
アイシン精機株式会社
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 アイシン精機株式会社 filed Critical アイシン精機株式会社
Priority to JP1982183948U priority Critical patent/JPS5987360U/ja
Priority to US06/554,679 priority patent/US4494445A/en
Priority to DE19833343160 priority patent/DE3343160A1/de
Priority to GB08332137A priority patent/GB2132720B/en
Publication of JPS5987360U publication Critical patent/JPS5987360U/ja
Application granted granted Critical
Publication of JPH0117488Y2 publication Critical patent/JPH0117488Y2/ja
Granted 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
    • B60T13/24—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
    • B60T13/563—Vacuum systems indirect, i.e. vacuum booster units with multiple booster units, e.g. tandem booster units
    • 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
    • B60T13/241—Differential pressure systems
    • B60T13/242—The control valve is provided as one unit with the servomotor cylinder
    • B60T13/244—Mechanical command of the control valve, hydraulic transmission to the brakes

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は本考案に係るタンデム型ブレーキ倍力装置の一
実施例を示す縦断面図、第２図ａは同ブレーキ倍力装置
の模型的概略図、第２図すは従来のタンデム型ブレーキ
倍力装置の模型的概略図、第３図は本考案の他の実施例
を示す模型的概略図である。 符号の説明、１０ａ・・・・・・密封シェル、１１・・
・・・・前方シェル、１２・・・・・・後方シェル、１
３・・・・・・補強゛部材、１４・・・・・・隔壁板、
２０．３０・・・・・・パワーピストン、２１．３１・
・・・・・ピストンボディ、２３゜３３・・・・・・ダ
イアフラム、４１・・・・・・バルブプランジャ、４２
・・・・・・筒状弁体、４５・・曲ブツシュロッド、Ｒ
１・・・・・・後方室、Ｒ２・・・・・・前方室、ｒａ
ｌ、ｒａ２・・・・・・定圧室、ｒｂｌ、ｒｂ２・・・
・・・変圧室。 ｒ−１ｔ−ｐ−＝−１。 Ｃｂ） Ｈ１→ｄ＋Ｉ−＋−ａ←

Claims (1)

    【実用新案登録請求の範囲】
  1. 密閉シェル内に配置した隔壁部材にて形成した前方室と
    後方室にそれぞれパワーピストンを同軸的に配置して、
    これら両パワーピストンを前記隔壁部材の略中央部を気
    密的に貫通させて作動的に連結し、かつ前記各室を前記
    各パワーピストンのダイアフラムにより負圧が付与され
    る定圧室と同定圧室および大気に選択的に連通ずる変圧
    室とに区画して、前記両定圧室および前記両度圧室同志
    を互に連通させてなり、前記両定圧室と前記両度圧室間
    の圧力差により前記両パワーピストンを軸方向へ一体的
    に移動させるようにしたタンデム型ブレーキ倍力装置に
    おいて、前記前方室又は後方室のいずれか一方の外径を
    前記後方字欠は前方室およびその内部に配置したパワー
    ピストンの外径に比し小径に形成して、前記両パワーピ
    ストンの前方への移動時又は元位置復帰時前記後方室又
    は前方室内のパワーピストンの外周部が前記前方室又は
    後方室の外周部と重合する位置まで移動するようにした
    ことを特徴とするタンデム型ブレーキ倍力装置。
JP1982183948U 1982-12-03 1982-12-03 タンデム型ブレ−キ倍力装置 Granted JPS5987360U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1982183948U JPS5987360U (ja) 1982-12-03 1982-12-03 タンデム型ブレ−キ倍力装置
US06/554,679 US4494445A (en) 1982-12-03 1983-11-23 Tandem-type brake booster
DE19833343160 DE3343160A1 (de) 1982-12-03 1983-11-29 Bremskraftverstaerker in tandem-bauweise
GB08332137A GB2132720B (en) 1982-12-03 1983-12-01 Tandem-piston brake power booster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982183948U JPS5987360U (ja) 1982-12-03 1982-12-03 タンデム型ブレ−キ倍力装置

Publications (2)

Publication Number Publication Date
JPS5987360U true JPS5987360U (ja) 1984-06-13
JPH0117488Y2 JPH0117488Y2 (ja) 1989-05-22

Family

ID=16144613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982183948U Granted JPS5987360U (ja) 1982-12-03 1982-12-03 タンデム型ブレ−キ倍力装置

Country Status (4)

Country Link
US (1) US4494445A (ja)
JP (1) JPS5987360U (ja)
DE (1) DE3343160A1 (ja)
GB (1) GB2132720B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642990A (en) * 1984-03-13 1987-02-17 Nissin Kogyo Kabushiki Kaisha Master cylinder and oil-hydraulic booster assembly
JPS60244659A (ja) * 1984-05-18 1985-12-04 Tokico Ltd 車両ブレ−キ装置
DE3444829A1 (de) * 1984-12-08 1986-06-12 Robert Bosch Gmbh, 7000 Stuttgart Bremskraftverstaerker
DE3641105A1 (de) * 1986-12-02 1988-06-16 Teves Gmbh Alfred Kraftfahrzeugbremsvorrichtung
JPH0353958Y2 (ja) * 1987-10-28 1991-11-27
FR2623763B1 (fr) * 1987-12-01 1991-06-21 Bendix France Servomoteur d'assistance au freinage
JP2606903B2 (ja) * 1988-09-21 1997-05-07 自動車機器株式会社 負圧倍力装置
JPH02114056A (ja) * 1988-10-24 1990-04-26 Jidosha Kiki Co Ltd ブレーキ倍力装置
DE3838848A1 (de) * 1988-11-17 1990-05-23 Teves Gmbh Alfred Unterdruck-bremskraftverstaerker
FR2646477B1 (fr) * 1989-04-28 1991-07-05 Bendix France Servomoteur a depression
JPH0340278U (ja) * 1989-08-31 1991-04-18
JP2861112B2 (ja) * 1989-09-27 1999-02-24 アイシン精機株式会社 倍力装置
FR2656269A1 (fr) * 1989-12-22 1991-06-28 Bendix Europ Services Techn Ensemble d'un servomoteur double d'assistance freinage et d'un maitre-cylindre.
ES2483597B1 (es) * 2013-02-06 2015-05-11 Robert Bosch Gmbh Servomotor neumático tándem de asistencia a la frenada

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1254718A (fr) * 1959-04-24 1961-02-24 Bosch Gmbh Robert Frein à dépression, notamment pour véhicules automobiles
US2989035A (en) * 1959-10-08 1961-06-20 Kelsey Hayes Co Fluid pressure motor mechanism
US3083698A (en) * 1960-06-30 1963-04-02 Bendix Corp Fluid pressure motor construction
US3143929A (en) * 1962-01-02 1964-08-11 Bendix Corp Full power fluid pressure servomotor construction
US3146682A (en) * 1962-04-20 1964-09-01 Bendix Corp Fluid pressure motor construction
GB1100380A (en) * 1964-09-30 1968-01-24 Bendix Corp Fluid pressure servomotor
US3388635A (en) * 1966-05-02 1968-06-18 Bendix Corp Fluid pressure motor
DE1505652B2 (de) * 1966-10-14 1976-09-02 Robert Bosch Gmbh, 7000 Stuttgart Unterdruck-bremskraftverstaerker fuer kraftfahrzeuge
GB1223568A (en) * 1967-12-22 1971-02-24 Girling Ltd Improvements in or relating to fluid pressure actuated motors
GB1221452A (en) * 1968-06-04 1971-02-03 Automotive Prod Co Ltd Improvements in or relating to air servo devices
DE2105424A1 (de) * 1971-02-05 1972-08-24 Girling Ltd., Tyseley, Birmingham, Warwick (Großbritannien) Servomotor, insbesondere für Fahrzeugbremsanlagen
US3958497A (en) * 1973-07-30 1976-05-25 The Bendix Corporation Wall means for a servomotor
US4069742A (en) * 1976-06-21 1978-01-24 General Motors Corporation Power brake booster system
DE3024967A1 (de) * 1980-07-02 1982-01-28 Alfred Teves Gmbh, 6000 Frankfurt Mechanisch steuerbarer kraftverstaerker, insbesondere fuer eine hydraulische bremsanlage

Also Published As

Publication number Publication date
JPH0117488Y2 (ja) 1989-05-22
DE3343160A1 (de) 1984-06-07
US4494445A (en) 1985-01-22
DE3343160C2 (ja) 1993-07-29
GB8332137D0 (en) 1984-01-11
GB2132720A (en) 1984-07-11
GB2132720B (en) 1986-04-03

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