JPH0335865U - - Google Patents

Info

Publication number
JPH0335865U
JPH0335865U JP1989094911U JP9491189U JPH0335865U JP H0335865 U JPH0335865 U JP H0335865U JP 1989094911 U JP1989094911 U JP 1989094911U JP 9491189 U JP9491189 U JP 9491189U JP H0335865 U JPH0335865 U JP H0335865U
Authority
JP
Japan
Prior art keywords
chamber
valve body
center plate
variable pressure
communicates
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
JP1989094911U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0542946Y2 (US07943777-20110517-C00090.png
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 JP1989094911U priority Critical patent/JPH0542946Y2/ja
Priority to AU57545/90A priority patent/AU618902B2/en
Priority to US07/542,748 priority patent/US5083496A/en
Priority to KR2019900011682U priority patent/KR920006887Y1/ko
Publication of JPH0335865U publication Critical patent/JPH0335865U/ja
Application granted granted Critical
Publication of JPH0542946Y2 publication Critical patent/JPH0542946Y2/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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Braking Systems And Boosters (AREA)
JP1989094911U 1989-08-11 1989-08-11 Expired - Lifetime JPH0542946Y2 (US07943777-20110517-C00090.png)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989094911U JPH0542946Y2 (US07943777-20110517-C00090.png) 1989-08-11 1989-08-11
AU57545/90A AU618902B2 (en) 1989-08-11 1990-06-19 Seal unit for brake booster
US07/542,748 US5083496A (en) 1989-08-11 1990-06-22 Seal unit for brake booster
KR2019900011682U KR920006887Y1 (ko) 1989-08-11 1990-08-02 브레이크 배력장치의 시일장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989094911U JPH0542946Y2 (US07943777-20110517-C00090.png) 1989-08-11 1989-08-11

Publications (2)

Publication Number Publication Date
JPH0335865U true JPH0335865U (US07943777-20110517-C00090.png) 1991-04-08
JPH0542946Y2 JPH0542946Y2 (US07943777-20110517-C00090.png) 1993-10-28

Family

ID=14123197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989094911U Expired - Lifetime JPH0542946Y2 (US07943777-20110517-C00090.png) 1989-08-11 1989-08-11

Country Status (4)

Country Link
US (1) US5083496A (US07943777-20110517-C00090.png)
JP (1) JPH0542946Y2 (US07943777-20110517-C00090.png)
KR (1) KR920006887Y1 (US07943777-20110517-C00090.png)
AU (1) AU618902B2 (US07943777-20110517-C00090.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008114842A (ja) * 2006-11-02 2008-05-22 Robert Bosch Gmbh タンデム空気圧ブレーキブースター
JP2009149215A (ja) * 2007-12-21 2009-07-09 Daicel Chem Ind Ltd ガス発生器

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5355771A (en) * 1992-08-28 1994-10-18 Jidosha Kiki Co., Ltd. Valve mechanism for brake booster
US5323689A (en) * 1992-09-24 1994-06-28 Allied-Signal Inc. Method of manufacturing a tandem brake booster
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
JP5738256B2 (ja) * 2012-10-12 2015-06-17 日信工業株式会社 負圧ブースタ

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549818A (en) * 1945-08-23 1951-04-24 Joseph F Joy Sealing device
US3958497A (en) * 1973-07-30 1976-05-25 The Bendix Corporation Wall means for a servomotor
JPS5323913A (en) * 1976-08-13 1978-03-06 Fuso Kagaku Kogyo Method of producing aldehyde
JPS6114924Y2 (US07943777-20110517-C00090.png) * 1977-11-08 1986-05-09
JPS56120443A (en) * 1980-02-27 1981-09-21 Aisin Seiki Co Ltd Brake booster for automobile
JPS5746206A (en) * 1980-09-05 1982-03-16 Nippon Telegr & Teleph Corp <Ntt> Compound optical fiber
US4512237A (en) * 1982-01-16 1985-04-23 Jidosha Kiki Co., Ltd. Tandem type brake power servo booster
US4534270A (en) * 1982-12-01 1985-08-13 Aisin Seiki Kabushiki Kaisha Vacuum booster assembly
JPS60108582U (ja) * 1983-12-28 1985-07-23 自動車機器株式会社 ブレ−キ倍力装置
JPS60154952A (ja) * 1984-01-21 1985-08-14 Jidosha Kiki Co Ltd タンデムブレ−キ倍力装置
JPH0433181Y2 (US07943777-20110517-C00090.png) * 1986-11-10 1992-08-10
US4881452A (en) * 1987-09-03 1989-11-21 General Motors Corporation Tandem vacuum booster and diaphragm for same
JPH0169068U (US07943777-20110517-C00090.png) * 1987-10-28 1989-05-08
JP2739875B2 (ja) * 1988-02-05 1998-04-15 ルーカス・インダストリーズ・パブリック・リミテッド・カンパニー 車両ブレーキ装置用空気圧倍力装置
US4984507A (en) * 1988-07-26 1991-01-15 Jidosha Kiki Co., Ltd. Three chamber brake booster with variable pressure passages having a minimum channel length
US4898081A (en) * 1988-08-31 1990-02-06 Allied-Signal Inc. One Piece rear seal for servomotor
JP2650213B2 (ja) * 1988-12-15 1997-09-03 自動車機器株式会社 負圧倍力装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008114842A (ja) * 2006-11-02 2008-05-22 Robert Bosch Gmbh タンデム空気圧ブレーキブースター
JP2009149215A (ja) * 2007-12-21 2009-07-09 Daicel Chem Ind Ltd ガス発生器

Also Published As

Publication number Publication date
AU5754590A (en) 1991-02-14
KR920006887Y1 (ko) 1992-09-28
US5083496A (en) 1992-01-28
JPH0542946Y2 (US07943777-20110517-C00090.png) 1993-10-28
AU618902B2 (en) 1992-01-09
KR910004267U (ko) 1991-03-18

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