FR2275668B1 - - Google Patents
Info
- Publication number
- FR2275668B1 FR2275668B1 FR7519339A FR7519339A FR2275668B1 FR 2275668 B1 FR2275668 B1 FR 2275668B1 FR 7519339 A FR7519339 A FR 7519339A FR 7519339 A FR7519339 A FR 7519339A FR 2275668 B1 FR2275668 B1 FR 2275668B1
- Authority
- FR
- France
- 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
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
- B60T11/00—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
- B60T11/10—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
- B60T11/16—Master control, e.g. master cylinders
- B60T11/224—Master control, e.g. master cylinders with pressure-varying means, e.g. with two stage operation provided by use of different piston diameters including continuous variation from one diameter to another
-
- 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
- B60T13/241—Differential pressure systems
- B60T13/242—The control valve is provided as one unit with the servomotor cylinder
- B60T13/244—Mechanical command of the control valve, hydraulic transmission to the brakes
-
- 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
- B60T13/565—Vacuum systems indirect, i.e. vacuum booster units characterised by being associated with master cylinders, e.g. integrally formed
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US481433A US3911681A (en) | 1974-06-20 | 1974-06-20 | Control means for a two-stage servomotor |
US481432A US3910047A (en) | 1974-06-20 | 1974-06-20 | Two stage servomotor with smooth actuation sequence |
US05/484,381 US3937021A (en) | 1974-07-01 | 1974-07-01 | Hold off valve for a two stage servomotor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2275668A1 FR2275668A1 (fr) | 1976-01-16 |
FR2275668B1 true FR2275668B1 (fi) | 1978-02-24 |
Family
ID=27413569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7519339A Granted FR2275668A1 (fr) | 1974-06-20 | 1975-06-20 | Servomoteur d'assistance |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5113072A (fi) |
DE (1) | DE2526391A1 (fi) |
FR (1) | FR2275668A1 (fi) |
GB (1) | GB1502109A (fi) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3972191A (en) * | 1975-08-11 | 1976-08-03 | The Bendix Corporation | Balanced servomotor valve |
US4133178A (en) * | 1977-04-18 | 1979-01-09 | General Motors Corporation | Quick take-up master cylinder |
JPS5482883U (fi) * | 1977-11-25 | 1979-06-12 | ||
JPS54142783U (fi) * | 1978-03-29 | 1979-10-03 | ||
JPS592667B2 (ja) * | 1978-05-31 | 1984-01-19 | トキコ株式会社 | 気圧式倍力装置 |
JPS5632151Y2 (fi) * | 1978-07-13 | 1981-07-31 | ||
DE3412397A1 (de) * | 1984-04-03 | 1985-10-10 | Alfred Teves Gmbh, 6000 Frankfurt | Vakuumbetriebener bremskraftverstaerker mit hauptzylinder |
WO2004022398A1 (en) * | 2002-09-05 | 2004-03-18 | Freni Brembo S.P.A. | Vehicle braking system master cylinder |
CN107738637B (zh) * | 2017-11-15 | 2024-04-30 | 山西通盛达机械有限公司 | 压差滑阀式制动离合集成控制总泵系统 |
US11535211B2 (en) * | 2017-12-31 | 2022-12-27 | ZF Active Safety US Inc. | Vehicle brake system and method of detecting piston location of a plunger assembly |
-
1975
- 1975-05-28 GB GB2324475A patent/GB1502109A/en not_active Expired
- 1975-06-13 DE DE19752526391 patent/DE2526391A1/de not_active Withdrawn
- 1975-06-17 JP JP50072805A patent/JPS5113072A/ja active Granted
- 1975-06-20 FR FR7519339A patent/FR2275668A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5720181B2 (fi) | 1982-04-27 |
JPS5113072A (ja) | 1976-02-02 |
DE2526391A1 (de) | 1976-01-08 |
FR2275668A1 (fr) | 1976-01-16 |
GB1502109A (en) | 1978-02-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |