JP2509719Y2 - 負圧倍力装置 - Google Patents

負圧倍力装置

Info

Publication number
JP2509719Y2
JP2509719Y2 JP1988167856U JP16785688U JP2509719Y2 JP 2509719 Y2 JP2509719 Y2 JP 2509719Y2 JP 1988167856 U JP1988167856 U JP 1988167856U JP 16785688 U JP16785688 U JP 16785688U JP 2509719 Y2 JP2509719 Y2 JP 2509719Y2
Authority
JP
Japan
Prior art keywords
valve body
pressure chamber
valve
passage hole
negative pressure
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.)
Expired - Lifetime
Application number
JP1988167856U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0286868U (US06623731-20030923-C00052.png
Inventor
文博 浜宮
英文 井上
Original Assignee
自動車機器 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 自動車機器 株式会社 filed Critical 自動車機器 株式会社
Priority to JP1988167856U priority Critical patent/JP2509719Y2/ja
Priority to US07/453,873 priority patent/US5046398A/en
Priority to KR2019890019460U priority patent/KR960006446Y1/ko
Priority to GB8929085A priority patent/GB2229505B/en
Publication of JPH0286868U publication Critical patent/JPH0286868U/ja
Application granted granted Critical
Publication of JP2509719Y2 publication Critical patent/JP2509719Y2/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
    • B60T13/24—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
    • 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
    • B60T13/57—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of control valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
JP1988167856U 1988-12-26 1988-12-26 負圧倍力装置 Expired - Lifetime JP2509719Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1988167856U JP2509719Y2 (ja) 1988-12-26 1988-12-26 負圧倍力装置
US07/453,873 US5046398A (en) 1988-12-26 1989-12-20 Negative pressure booster with a groove formed by a die
KR2019890019460U KR960006446Y1 (ko) 1988-12-26 1989-12-21 부압배력장치
GB8929085A GB2229505B (en) 1988-12-26 1989-12-22 Negative pressure booster equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988167856U JP2509719Y2 (ja) 1988-12-26 1988-12-26 負圧倍力装置

Publications (2)

Publication Number Publication Date
JPH0286868U JPH0286868U (US06623731-20030923-C00052.png) 1990-07-10
JP2509719Y2 true JP2509719Y2 (ja) 1996-09-04

Family

ID=15857360

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988167856U Expired - Lifetime JP2509719Y2 (ja) 1988-12-26 1988-12-26 負圧倍力装置

Country Status (4)

Country Link
US (1) US5046398A (US06623731-20030923-C00052.png)
JP (1) JP2509719Y2 (US06623731-20030923-C00052.png)
KR (1) KR960006446Y1 (US06623731-20030923-C00052.png)
GB (1) GB2229505B (US06623731-20030923-C00052.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0611841Y2 (ja) * 1990-06-22 1994-03-30 日信工業株式会社 負圧ブースタ
FR2663895A1 (fr) * 1990-06-29 1992-01-03 Bendix Europ Services Tech Servofrein pneumatique de type tandem.
JP2636632B2 (ja) * 1992-04-09 1997-07-30 自動車機器株式会社 倍力装置のパワーピストン組立体
JP2853721B2 (ja) * 1992-07-10 1999-02-03 自動車機器株式会社 倍力装置
US5355771A (en) * 1992-08-28 1994-10-18 Jidosha Kiki Co., Ltd. Valve mechanism for brake booster
JP2768189B2 (ja) * 1992-12-11 1998-06-25 自動車機器株式会社 ブレーキ倍力装置
GB2299141B (en) * 1995-03-24 1999-04-07 Jidosha Kiki Co Booster
JP3509276B2 (ja) * 1995-03-31 2004-03-22 株式会社ボッシュオートモーティブシステム 倍力装置の弁機構
JPH0958455A (ja) * 1995-08-25 1997-03-04 Jidosha Kiki Co Ltd 倍力装置の出力軸
JPH1159399A (ja) * 1997-08-15 1999-03-02 Jidosha Kiki Co Ltd ブレーキ倍力装置
US6250166B1 (en) * 1999-06-04 2001-06-26 General Electric Company Simulated dovetail testing
DE10203411A1 (de) 2002-01-28 2003-07-31 Continental Teves Ag & Co Ohg Vakuumbetriebener Bremskraftverstärker

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4085656A (en) * 1975-07-19 1978-04-25 Tokico Ltd. Vacuum booster
JPS5625965Y2 (US06623731-20030923-C00052.png) * 1976-12-29 1981-06-19
JPS54110929U (US06623731-20030923-C00052.png) * 1978-01-20 1979-08-04
JPS5746678Y2 (US06623731-20030923-C00052.png) * 1978-08-01 1982-10-14
JPS5675062U (US06623731-20030923-C00052.png) * 1979-11-14 1981-06-19
EP0090500B1 (en) * 1982-03-09 1987-01-07 Automotive Products Public Limited Company Direct-acting vacuum servo
FR2523910A1 (fr) * 1982-03-26 1983-09-30 Gen Motors Corp Servo-frein a piston de cloison mobile pour circuits de freinage de vehicules
FR2587288B1 (fr) * 1985-09-19 1987-11-27 Bendix France Servomoteur d'assistance au freinage comprenant une butee de plongeur de valve en fil metallique
FR2587956B1 (fr) * 1985-09-30 1987-12-24 Bendix France Servomoteur d'assistance au freinage
FR2592620B1 (fr) * 1986-01-08 1988-04-15 Bendix France Servomoteur d'assistance au freinage a double disque de reaction.
DE3709172A1 (de) * 1987-03-20 1988-09-29 Teves Gmbh Alfred Vakuumbremskraftverstaerker fuer kraftfahrzeuge und verfahren zu dessen herstellung

Also Published As

Publication number Publication date
GB2229505B (en) 1993-05-26
JPH0286868U (US06623731-20030923-C00052.png) 1990-07-10
KR960006446Y1 (ko) 1996-07-25
GB2229505A (en) 1990-09-26
KR900012030U (ko) 1990-07-03
US5046398A (en) 1991-09-10
GB8929085D0 (en) 1990-02-28

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term