IT1106357B - CONTROL VALVE COMPLEX - Google Patents

CONTROL VALVE COMPLEX

Info

Publication number
IT1106357B
IT1106357B IT52088/78A IT5208878A IT1106357B IT 1106357 B IT1106357 B IT 1106357B IT 52088/78 A IT52088/78 A IT 52088/78A IT 5208878 A IT5208878 A IT 5208878A IT 1106357 B IT1106357 B IT 1106357B
Authority
IT
Italy
Prior art keywords
control valve
valve complex
complex
control
valve
Prior art date
Application number
IT52088/78A
Other languages
Italian (it)
Other versions
IT7852088A0 (en
Original Assignee
Girling 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 Girling Ltd filed Critical Girling Ltd
Publication of IT7852088A0 publication Critical patent/IT7852088A0/en
Application granted granted Critical
Publication of IT1106357B publication Critical patent/IT1106357B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements 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
    • B60T8/72Arrangements 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
    • B60T8/74Arrangements 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/24Transmitting 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
    • B60T13/26Compressed-air systems
    • B60T13/40Compressed-air systems indirect, i.e. compressed air booster units indirect systems
    • B60T13/44Compressed-air systems indirect, i.e. compressed air booster units indirect systems with two-chamber booster units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/24Transmitting 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
    • B60T13/46Vacuum systems
    • B60T13/52Vacuum systems indirect, i.e. vacuum booster units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T13/00Transmitting 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
    • B60T13/10Transmitting 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
    • B60T13/58Combined or convertible systems
    • B60T13/581Combined or convertible systems both hydraulic and pneumatic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/26Arrangements 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
    • B60T8/28Arrangements 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
    • B60T8/287Arrangements 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements 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
    • B60T8/34Arrangements 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
    • B60T8/42Arrangements 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
    • B60T8/4208Debooster systems
    • B60T8/4225Debooster systems having a fluid actuated expansion unit
    • B60T8/4241Debooster systems having a fluid actuated expansion unit pneumatically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE 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
    • B60T8/00Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/32Arrangements 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
    • B60T8/34Arrangements 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
    • B60T8/42Arrangements 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
    • B60T8/4208Debooster systems
    • B60T8/4225Debooster systems having a fluid actuated expansion unit
    • B60T8/4241Debooster systems having a fluid actuated expansion unit pneumatically
    • B60T8/425Debooster systems having a fluid actuated expansion unit pneumatically using a vacuum
IT52088/78A 1977-11-25 1978-11-27 CONTROL VALVE COMPLEX IT1106357B (en)

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
IT7852088A0 IT7852088A0 (en) 1978-11-27
IT1106357B true IT1106357B (en) 1985-11-11

Family

ID=26236791

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52088/78A IT1106357B (en) 1977-11-25 1978-11-27 CONTROL VALVE COMPLEX

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2010996B (en) 1982-04-07
BR7807791A (en) 1979-07-31
IT7852088A0 (en) 1978-11-27
JPS5486131A (en) 1979-07-09
DE2850962A1 (en) 1979-05-31
FR2409891A1 (en) 1979-06-22
GB2010996A (en) 1979-07-04

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