JPH01123579U - - Google Patents
Info
- Publication number
- JPH01123579U JPH01123579U JP1988019438U JP1943888U JPH01123579U JP H01123579 U JPH01123579 U JP H01123579U JP 1988019438 U JP1988019438 U JP 1988019438U JP 1943888 U JP1943888 U JP 1943888U JP H01123579 U JPH01123579 U JP H01123579U
- Authority
- JP
- Japan
- Prior art keywords
- port
- negative pressure
- chamber
- booster
- shell
- 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
Links
- 238000005192 partition Methods 0.000 claims description 3
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988019438U JP2514480Y2 (ja) | 1988-02-17 | 1988-02-17 | タンデム型負圧ブ―スタ |
GB8903501A GB2216210B (en) | 1988-02-17 | 1989-02-16 | Tandem-type vacuum booster |
US07/311,245 US4987824A (en) | 1988-02-17 | 1989-02-16 | Tandem-type vacuum booster with noise suppressing air passage |
DE893904902A DE3904902C2 (de) | 1988-02-17 | 1989-02-17 | Unterdruck-kraftverstaerker des tandemtyps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988019438U JP2514480Y2 (ja) | 1988-02-17 | 1988-02-17 | タンデム型負圧ブ―スタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01123579U true JPH01123579U (US06826419-20041130-M00005.png) | 1989-08-22 |
JP2514480Y2 JP2514480Y2 (ja) | 1996-10-16 |
Family
ID=11999297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988019438U Expired - Lifetime JP2514480Y2 (ja) | 1988-02-17 | 1988-02-17 | タンデム型負圧ブ―スタ |
Country Status (4)
Country | Link |
---|---|
US (1) | US4987824A (US06826419-20041130-M00005.png) |
JP (1) | JP2514480Y2 (US06826419-20041130-M00005.png) |
DE (1) | DE3904902C2 (US06826419-20041130-M00005.png) |
GB (1) | GB2216210B (US06826419-20041130-M00005.png) |
Families Citing this family (11)
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 |
US5277100A (en) * | 1990-08-09 | 1994-01-11 | Nissin Kogyo Kabushiki Kaisha | Tandem type vacuum booster |
US5323689A (en) * | 1992-09-24 | 1994-06-28 | Allied-Signal Inc. | Method of manufacturing a tandem brake booster |
JP2584072Y2 (ja) * | 1993-10-05 | 1998-10-30 | 日信工業株式会社 | タンデム型負圧ブースタ |
US6755117B2 (en) | 2001-11-09 | 2004-06-29 | Delphi Technologies, Inc. | Tandem vacuum booster assembly including sleeve for air transfer between high pressure chambers |
KR20030073775A (ko) * | 2002-03-13 | 2003-09-19 | 기아자동차주식회사 | 차량용 브레이크 부스터 |
DE102004004114A1 (de) * | 2003-05-14 | 2004-12-16 | Continental Teves Ag & Co. Ohg | Vorrichtung zur Bremsbetätigung |
US6928920B2 (en) * | 2003-11-20 | 2005-08-16 | Robert Bosch Corporation | Wall arrangement for a servomotor |
US7043146B2 (en) * | 2003-12-15 | 2006-05-09 | Solomon Semaza | All season heat fan with electric heating elements powered by rotating rings and ball bearings |
EP1748716A4 (en) * | 2004-05-03 | 2009-08-26 | Charles A Castronovo | ESPECIALLY SILENT ASPIRATORS, PUMPS AND ENGINES ASSOCIATED |
DE102009051236A1 (de) * | 2009-10-29 | 2011-05-12 | Lucas Automotive Gmbh | Unterdruckbremskraftverstärker für eine Kraftfahrzeugbremsanlage |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60137666U (ja) * | 1984-02-24 | 1985-09-12 | アイシン精機株式会社 | タンデム型倍力装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3517588A (en) * | 1968-05-29 | 1970-06-30 | Bendix Corp | Servomotor and valve means |
JPS60128855U (ja) * | 1984-02-09 | 1985-08-29 | 自動車機器株式会社 | ブレ−キブ−スタの消音装置 |
JPS6145277U (ja) * | 1984-08-30 | 1986-03-26 | アイシン精機株式会社 | タンデム型倍力装置 |
JPS62121160A (ja) * | 1985-11-20 | 1987-06-02 | Matsushita Electric Ind Co Ltd | 基板搬送装置 |
DE8704366U1 (de) * | 1987-03-24 | 1987-07-02 | FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt | Bremskraftverstärker |
-
1988
- 1988-02-17 JP JP1988019438U patent/JP2514480Y2/ja not_active Expired - Lifetime
-
1989
- 1989-02-16 GB GB8903501A patent/GB2216210B/en not_active Expired - Lifetime
- 1989-02-16 US US07/311,245 patent/US4987824A/en not_active Expired - Lifetime
- 1989-02-17 DE DE893904902A patent/DE3904902C2/de not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60137666U (ja) * | 1984-02-24 | 1985-09-12 | アイシン精機株式会社 | タンデム型倍力装置 |
Also Published As
Publication number | Publication date |
---|---|
US4987824A (en) | 1991-01-29 |
DE3904902A1 (de) | 1989-08-31 |
GB2216210B (en) | 1992-04-29 |
GB8903501D0 (en) | 1989-04-05 |
DE3904902C2 (de) | 1990-03-08 |
GB2216210A (en) | 1989-10-04 |
JP2514480Y2 (ja) | 1996-10-16 |