JPH0266364U - - Google Patents
Info
- Publication number
- JPH0266364U JPH0266364U JP1988147371U JP14737188U JPH0266364U JP H0266364 U JPH0266364 U JP H0266364U JP 1988147371 U JP1988147371 U JP 1988147371U JP 14737188 U JP14737188 U JP 14737188U JP H0266364 U JPH0266364 U JP H0266364U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- power piston
- pressure chamber
- booster
- chambers
- 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.)
- Pending
Links
- 239000011324 bead Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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
- B60T13/57—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
- 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
- B60T13/46—Vacuum systems
- B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
- B60T13/569—Vacuum systems indirect, i.e. vacuum booster units characterised by piston details, e.g. construction, mounting of diaphragm
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
Description
第1図は、本考案の一実施例のブレーキ倍力装
置の断面図、第2図は、本考案の他の実施例の要
部断面図、第3図は、第2図におけるA矢視図で
ある。 2……フロント定圧室、3……リア定圧室、4
……フロント変圧室、5……リア変圧室、6……
倍力装置本体、7……バルブ機構、10……セン
タープレート、11,13……ダイヤフラム、1
2……フロントパワーピストン、14……リヤパ
ワーピストン、16……バルブボデイ、17……
取付部、21……筒状部、30……大気通路、3
2……肩部、33……段部、34……ビード部、
35……周方向の溝、36……支持部材、40…
…切り起こし部。
置の断面図、第2図は、本考案の他の実施例の要
部断面図、第3図は、第2図におけるA矢視図で
ある。 2……フロント定圧室、3……リア定圧室、4
……フロント変圧室、5……リア変圧室、6……
倍力装置本体、7……バルブ機構、10……セン
タープレート、11,13……ダイヤフラム、1
2……フロントパワーピストン、14……リヤパ
ワーピストン、16……バルブボデイ、17……
取付部、21……筒状部、30……大気通路、3
2……肩部、33……段部、34……ビード部、
35……周方向の溝、36……支持部材、40…
…切り起こし部。
Claims (1)
- 【実用新案登録請求の範囲】 内部をセンタープレートで前後の2つの室に区
画された倍力装置本体と、 該倍力装置本体内で前後に移動自在に設けられ
たバルブボデイと、 該バルブボデイに取付けられ、前記倍力装置本
体内の前後の室をそれぞれフロント定圧室とフロ
ント変圧室およびリア定圧室とリア変圧室とに画
成するダイヤフラムを備えたフロントパワーピス
トンおよびリアパワーピストンと、 前記バルブボデイに設けられ、前記各変圧室へ
の大気または負圧の導入を制御するバルブ機構と
、 を備え、前記各定圧室と各変圧室とに圧力差を
生じさせて各パワーピストンを前進させることに
よつて倍力した推力を出力するタンデム型ブレー
キ倍力装置において、 前記バルブボデイを、前記各パワーピストンを
取付ける大径の取付部と前記バルブ機構を内蔵す
る小径の筒状部とから構成し、該取付部と筒状部
の間の肩部に沿つて段部を形成し、該段部に前記
リアパワーピストンと該リアパワーピストンに備
えられているダイヤフラムのビード部を嵌合させ
、さらに、前記バルブボデイの筒状部に形成した
周方向の溝に結合させた支持部材と前記段部とで
、前記リアパワーピストンおよびダイヤフラムの
ビード部を挾持するとともに、前記各変圧室を連
通し前記バルブボデイの取付部と筒状部との間に
開口した大気通路に前記支持部材の一部を切り起
こして係合させたことを特徴とするタンデム型ブ
レーキ倍力装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988147371U JPH0266364U (ja) | 1988-11-11 | 1988-11-11 | |
US07/433,772 US5046399A (en) | 1988-11-11 | 1989-11-09 | Tandem type brake booster |
EP19890311688 EP0368679A3 (en) | 1988-11-11 | 1989-11-10 | Tandem type brake booster |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988147371U JPH0266364U (ja) | 1988-11-11 | 1988-11-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0266364U true JPH0266364U (ja) | 1990-05-18 |
Family
ID=15428719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988147371U Pending JPH0266364U (ja) | 1988-11-11 | 1988-11-11 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5046399A (ja) |
EP (1) | EP0368679A3 (ja) |
JP (1) | JPH0266364U (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0481869U (ja) * | 1990-11-28 | 1992-07-16 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03271051A (ja) * | 1990-03-19 | 1991-12-03 | Tokico Ltd | 気圧式倍力装置 |
JP2976515B2 (ja) * | 1990-10-12 | 1999-11-10 | 自動車機器株式会社 | ブレーキ倍力装置 |
JP2962341B2 (ja) * | 1993-10-08 | 1999-10-12 | 自動車機器株式会社 | 倍力装置のパワーピストン組立体 |
US5590578A (en) * | 1994-02-28 | 1997-01-07 | Jidosha Kiki Co., Ltd. | Muffler for booster |
JPH08239029A (ja) * | 1995-03-07 | 1996-09-17 | Aisin Seiki Co Ltd | 負圧式倍力装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5850059B2 (ja) * | 1977-02-04 | 1983-11-08 | 日本電気株式会社 | 受信信号制御回路 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3688647A (en) * | 1970-12-21 | 1972-09-05 | Bendix Corp | Clip retainer |
US3754450A (en) * | 1971-09-27 | 1973-08-28 | Bendix Corp | Interchangeable backing plate for movable wall of a servomotor |
US3958497A (en) * | 1973-07-30 | 1976-05-25 | The Bendix Corporation | Wall means for a servomotor |
US3897718A (en) * | 1973-07-30 | 1975-08-05 | Bendix Corp | Wall means for a servomotor |
JPS51116392A (en) * | 1975-02-09 | 1976-10-13 | Seinan Kogyo Kk | A sample driving method in super high vacuum |
JPS51116392U (ja) * | 1975-03-14 | 1976-09-21 | ||
JPS5323913A (en) * | 1976-08-13 | 1978-03-06 | Fuso Kagaku Kogyo | Method of producing aldehyde |
JPS5477885U (ja) * | 1977-11-14 | 1979-06-02 | ||
JPS55114653A (en) * | 1979-02-28 | 1980-09-04 | Toyota Motor Corp | Brake booster |
JPS593006Y2 (ja) * | 1979-06-22 | 1984-01-27 | アイシン精機株式会社 | ブレ−キブ−スタに於けるプレ−トとピストンの係止機構 |
JPS5689754U (ja) * | 1979-12-14 | 1981-07-17 | ||
JPS5746206A (en) * | 1980-09-05 | 1982-03-16 | Nippon Telegr & Teleph Corp <Ntt> | Compound optical fiber |
JPS584661A (ja) * | 1981-07-01 | 1983-01-11 | Nissin Kogyo Kk | 負圧式倍力装置 |
JPS59120559A (ja) * | 1982-12-27 | 1984-07-12 | Aisin Seiki Co Ltd | タンデム型ブレ−キ倍力装置 |
DE3505626A1 (de) * | 1985-02-19 | 1986-08-21 | Alfred Teves Gmbh, 6000 Frankfurt | Bremskraftverstaerker |
DE3537237C2 (de) * | 1985-10-19 | 1994-07-28 | Teves Gmbh Alfred | Vakuumbremskraftverstärker |
-
1988
- 1988-11-11 JP JP1988147371U patent/JPH0266364U/ja active Pending
-
1989
- 1989-11-09 US US07/433,772 patent/US5046399A/en not_active Expired - Fee Related
- 1989-11-10 EP EP19890311688 patent/EP0368679A3/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5850059B2 (ja) * | 1977-02-04 | 1983-11-08 | 日本電気株式会社 | 受信信号制御回路 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0481869U (ja) * | 1990-11-28 | 1992-07-16 |
Also Published As
Publication number | Publication date |
---|---|
EP0368679A2 (en) | 1990-05-16 |
EP0368679A3 (en) | 1991-06-26 |
US5046399A (en) | 1991-09-10 |