DE3218998C2 - - Google Patents

Info

Publication number
DE3218998C2
DE3218998C2 DE3218998A DE3218998A DE3218998C2 DE 3218998 C2 DE3218998 C2 DE 3218998C2 DE 3218998 A DE3218998 A DE 3218998A DE 3218998 A DE3218998 A DE 3218998A DE 3218998 C2 DE3218998 C2 DE 3218998C2
Authority
DE
Germany
Prior art keywords
piston
valve body
booster
membrane
valve
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
Application number
DE3218998A
Other languages
German (de)
English (en)
Other versions
DE3218998A1 (de
Inventor
Toshio Yokohama Kanagawa Jp Takayama
Hiromi Tokio/Tokyo Jp Ando
Mitsuhiro Ebina Kanagawa Jp Endou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokico Ltd
Original Assignee
Tokico Ltd
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 Tokico Ltd filed Critical Tokico Ltd
Publication of DE3218998A1 publication Critical patent/DE3218998A1/de
Application granted granted Critical
Publication of DE3218998C2 publication Critical patent/DE3218998C2/de
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
    • B60T13/57—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
    • B60T13/567—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of the casing or by its strengthening or mounting arrangements
    • B60T13/5675—Supportstruts

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
DE3218998A 1981-05-20 1982-05-19 Pneumatischer kraftverstaerker Granted DE3218998A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981072835U JPS57184056U (US07534539-20090519-C00280.png) 1981-05-20 1981-05-20

Publications (2)

Publication Number Publication Date
DE3218998A1 DE3218998A1 (de) 1982-12-09
DE3218998C2 true DE3218998C2 (US07534539-20090519-C00280.png) 1989-03-23

Family

ID=13500860

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3218998A Granted DE3218998A1 (de) 1981-05-20 1982-05-19 Pneumatischer kraftverstaerker

Country Status (7)

Country Link
US (1) US4469009A (US07534539-20090519-C00280.png)
JP (1) JPS57184056U (US07534539-20090519-C00280.png)
AU (1) AU545879B2 (US07534539-20090519-C00280.png)
DE (1) DE3218998A1 (US07534539-20090519-C00280.png)
FR (1) FR2506402B1 (US07534539-20090519-C00280.png)
GB (1) GB2100379B (US07534539-20090519-C00280.png)
IT (1) IT1155544B (US07534539-20090519-C00280.png)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56149248A (en) * 1980-04-21 1981-11-19 Jidosha Kiki Co Ltd Valve mechanism controller for brake booster
JPS609939B2 (ja) * 1981-07-01 1985-03-14 日信工業株式会社 負圧式倍力装置
DE3402962A1 (de) * 1984-01-28 1985-08-01 Alfred Teves Gmbh, 6000 Frankfurt Vakuumbremskraftverstaerker
FR2559725B1 (fr) * 1984-02-22 1986-12-05 Dba Servomoteur d'assistance au freinage
DE3510844A1 (de) * 1985-03-26 1986-10-09 FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt Vakuumbremskraftverstaerker
FR2596714B1 (fr) * 1986-04-08 1988-06-10 Bendix France Servomoteur d'assistance au freinage
FR2596713B1 (fr) * 1986-04-08 1990-11-30 Bendix France Servomoteur d'assistance au freinage
JPH0722368Y2 (ja) * 1987-02-12 1995-05-24 自動車機器株式会社 ブレ−キ倍力装置
US4953446A (en) * 1989-08-14 1990-09-04 Allied-Signal Inc. Key member for retaining a control valve in a hub
JPH0340278U (US07534539-20090519-C00280.png) * 1989-08-31 1991-04-18
DE4032534A1 (de) * 1990-10-13 1992-04-16 Teves Gmbh Alfred Unterdruck-bremskraftverstaerker
DE10060340A1 (de) * 2000-12-04 2002-06-06 Continental Teves Ag & Co Ohg Geräuscharmer Keil für einen Bremskraftverstärker
DE10203411A1 (de) * 2002-01-28 2003-07-31 Continental Teves Ag & Co Ohg Vakuumbetriebener Bremskraftverstärker
JP4539854B2 (ja) * 2005-06-28 2010-09-08 株式会社アドヴィックス 負圧式倍力装置
WO2007139048A1 (ja) 2006-05-30 2007-12-06 Bosch Corporation スタッドボルト、スタッドボルト取付構造及びこれを用いた倍力装置
FR2991273B1 (fr) * 2012-05-31 2014-07-04 Bosch Gmbh Robert Servofrein a depression
TWI470258B (zh) 2013-05-07 2015-01-21 Ind Tech Res Inst 非線性動態聚焦控制方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894490A (en) * 1953-11-27 1959-07-14 Kelsey Hayes Co Differential fluid pressure motor
US2828719A (en) * 1954-03-29 1958-04-01 Kelsey Hayes Co Booster motor mechanism
US3183789A (en) * 1963-05-14 1965-05-18 Kelsey Hayes Co Fluid pressure motor mechanism
US3661054A (en) * 1969-08-04 1972-05-09 Midland Ross Corp Power brake mechanism
US3972191A (en) * 1975-08-11 1976-08-03 The Bendix Corporation Balanced servomotor valve
JPS5487359A (en) * 1977-12-22 1979-07-11 Aisin Seiki Co Ltd Brake booster
JPS5548580U (US07534539-20090519-C00280.png) * 1978-09-28 1980-03-29
GB2036220B (en) * 1978-11-14 1982-10-13 Lucas Industries Ltd Servo booster for vehicle braking system
JPS56149248A (en) * 1980-04-21 1981-11-19 Jidosha Kiki Co Ltd Valve mechanism controller for brake booster
DE3019558A1 (de) * 1980-05-22 1981-11-26 Alfred Teves Gmbh, 6000 Frankfurt Mechanisch gesteuerter kraftverstaerker, insbesondere fuer bremsanlagen von kraftfahrzeugen
JPS6233651Y2 (US07534539-20090519-C00280.png) * 1981-03-30 1987-08-28

Also Published As

Publication number Publication date
GB2100379A (en) 1982-12-22
FR2506402B1 (fr) 1985-07-05
JPS57184056U (US07534539-20090519-C00280.png) 1982-11-22
FR2506402A1 (fr) 1982-11-26
IT8267648A0 (it) 1982-05-18
GB2100379B (en) 1986-01-29
IT1155544B (it) 1987-01-28
DE3218998A1 (de) 1982-12-09
AU545879B2 (en) 1985-08-01
AU8378982A (en) 1982-11-25
US4469009A (en) 1984-09-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: LIEDL, G., DIPL.-PHYS. NOETH, H., DIPL.-PHYS., PAT

8128 New person/name/address of the agent

Representative=s name: LIEDL, G., DIPL.-PHYS., PAT.-ANW., 8000 MUENCHEN

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: A. HANSMANN UND KOLLEGEN, 81369 MUENCHEN

8339 Ceased/non-payment of the annual fee