GB2010996B - Control valve assembly - Google Patents
Control valve assemblyInfo
- Publication number
- GB2010996B GB2010996B GB7846025A GB7846025A GB2010996B GB 2010996 B GB2010996 B GB 2010996B GB 7846025 A GB7846025 A GB 7846025A GB 7846025 A GB7846025 A GB 7846025A GB 2010996 B GB2010996 B GB 2010996B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control valve
- valve assembly
- assembly
- control
- 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
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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/72—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference
- B60T8/74—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference sensing a rate of change of velocity
-
- 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
- B60T13/26—Compressed-air systems
- B60T13/40—Compressed-air systems indirect, i.e. compressed air booster units indirect systems
- B60T13/44—Compressed-air systems indirect, i.e. compressed air booster units indirect systems with two-chamber 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
-
- 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
- B60T13/58—Combined or convertible systems
- B60T13/581—Combined or convertible systems both hydraulic and pneumatic
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/26—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels
- B60T8/28—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels responsive to deceleration
- B60T8/287—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels responsive to deceleration using pendulums
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/42—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition having expanding chambers for controlling pressure, i.e. closed systems
- B60T8/4208—Debooster systems
- B60T8/4225—Debooster systems having a fluid actuated expansion unit
- B60T8/4241—Debooster systems having a fluid actuated expansion unit pneumatically
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/42—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition having expanding chambers for controlling pressure, i.e. closed systems
- B60T8/4208—Debooster systems
- B60T8/4225—Debooster systems having a fluid actuated expansion unit
- B60T8/4241—Debooster systems having a fluid actuated expansion unit pneumatically
- B60T8/425—Debooster systems having a fluid actuated expansion unit pneumatically using a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Hydraulic Control Valves For Brake Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4905177 | 1977-11-25 | ||
GB151378 | 1978-01-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2010996A GB2010996A (en) | 1979-07-04 |
GB2010996B true GB2010996B (en) | 1982-04-07 |
Family
ID=26236791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7846025A Expired GB2010996B (en) | 1977-11-25 | 1978-11-24 | Control valve assembly |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5486131A (en) |
BR (1) | BR7807791A (en) |
DE (1) | DE2850962A1 (en) |
FR (1) | FR2409891A1 (en) |
GB (1) | GB2010996B (en) |
IT (1) | IT1106357B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4245868A (en) * | 1977-11-25 | 1981-01-20 | Girling Limited | Control valve assembly |
DE3017901A1 (en) * | 1979-05-10 | 1980-11-20 | Lucas Industries Ltd | PRESSURE CONTROL DEVICE FOR A VEHICLE BRAKE SYSTEM |
DE3322098A1 (en) * | 1983-06-20 | 1985-01-10 | Daimler-Benz Ag, 7000 Stuttgart | DEVICE FOR CONTROLLING THE LOAD AND / OR LIMITING THE BRAKE FORCE OF PNEUMATIC OR HYDRAULIC OR HYDRAULICALLY ACTUATED VEHICLE BRAKES |
JPS6136047A (en) * | 1984-07-27 | 1986-02-20 | Sumitomo Electric Ind Ltd | Deceleration equillibrium type pressure control valve |
JPS6154350A (en) * | 1984-08-24 | 1986-03-18 | Sumitomo Electric Ind Ltd | Deceleration-speed equilibrium type pressure control valve of vacuum boosting type |
GB2205369B (en) * | 1987-06-05 | 1991-11-06 | Teves Gmbh Alfred | Braking pressure modulator |
FR2794091B1 (en) * | 1999-05-31 | 2001-08-31 | Delphi Tech Inc | IMPROVED BRAKE AMPLIFIER |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB446161A (en) * | 1934-11-27 | 1936-04-24 | Westinghouse Brake & Signal | Improvements in power operated brakes for vehicles |
US2092417A (en) * | 1936-10-16 | 1937-09-07 | Westinghouse Air Brake Co | Fluid pressure brake control |
US2953413A (en) * | 1958-12-10 | 1960-09-20 | Walter A Dubovick | Anti-skid brake mechanism |
GB1206713A (en) * | 1968-01-19 | 1970-09-30 | Westinghouse Brake & Signal | Improvements in or relating to devices responsive to change in their velocities |
GB1272935A (en) * | 1968-08-22 | 1972-05-03 | Automotive Prod Co Ltd | Improvements in or relating to fluid pressure braking systems |
GB1221080A (en) * | 1968-09-06 | 1971-02-03 | Automotive Prod Co Ltd | Improvements in or relating to fluid pressure braking systems for vehicles |
FR2130048B1 (en) * | 1971-03-15 | 1975-09-26 | Kelsey Hayes Co | |
US3795424A (en) * | 1971-08-16 | 1974-03-05 | Bendix Corp | Deceleration responsive proportioning valve for vehicle braking system |
US3980343A (en) * | 1973-07-23 | 1976-09-14 | Kelsey-Hayes Company | Load responsive proportioning valve |
-
1978
- 1978-11-24 FR FR7833239A patent/FR2409891A1/en active Pending
- 1978-11-24 DE DE19782850962 patent/DE2850962A1/en not_active Withdrawn
- 1978-11-24 GB GB7846025A patent/GB2010996B/en not_active Expired
- 1978-11-25 JP JP14592778A patent/JPS5486131A/en active Pending
- 1978-11-27 IT IT52088/78A patent/IT1106357B/en active
- 1978-11-27 BR BR7807791A patent/BR7807791A/en unknown
Also Published As
Publication number | Publication date |
---|---|
IT7852088A0 (en) | 1978-11-27 |
IT1106357B (en) | 1985-11-11 |
GB2010996A (en) | 1979-07-04 |
DE2850962A1 (en) | 1979-05-31 |
BR7807791A (en) | 1979-07-31 |
JPS5486131A (en) | 1979-07-09 |
FR2409891A1 (en) | 1979-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |