IT970868B - Valvola a rele per impianti di frenatura adattivi - Google Patents
Valvola a rele per impianti di frenatura adattiviInfo
- Publication number
- IT970868B IT970868B IT3168172A IT3168172A IT970868B IT 970868 B IT970868 B IT 970868B IT 3168172 A IT3168172 A IT 3168172A IT 3168172 A IT3168172 A IT 3168172A IT 970868 B IT970868 B IT 970868B
- Authority
- IT
- Italy
- Prior art keywords
- relay valve
- braking systems
- adaptive braking
- adaptive
- systems
- Prior art date
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
- B60T8/34—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
- B60T8/50—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 means for controlling the rate at which pressure is reapplied to or released from the brake
- B60T8/5018—Pressure reapplication using restrictions
-
- 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
- B60T8/36—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 including a pilot valve responding to an electromagnetic force
- B60T8/3615—Electromagnetic valves specially adapted for anti-lock brake and traction control systems
- B60T8/362—Electromagnetic valves specially adapted for anti-lock brake and traction control systems in pneumatic systems
-
- 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
- B60T8/50—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 means for controlling the rate at which pressure is reapplied to or released from the brake
- B60T8/5087—Pressure release using restrictions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S188/00—Brakes
- Y10S188/02—Hill holder
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86919—Sequentially closing and opening alternately seating flow controllers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19910871A | 1971-11-16 | 1971-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT970868B true IT970868B (it) | 1974-04-20 |
Family
ID=22736252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT3168172A IT970868B (it) | 1971-11-16 | 1972-11-15 | Valvola a rele per impianti di frenatura adattivi |
Country Status (7)
Country | Link |
---|---|
US (1) | US3768519A (it) |
JP (1) | JPS567908B2 (it) |
CA (1) | CA972255A (it) |
DE (1) | DE2254654A1 (it) |
FR (1) | FR2160465B1 (it) |
GB (1) | GB1359916A (it) |
IT (1) | IT970868B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3881779A (en) * | 1972-01-17 | 1975-05-06 | Wagner Electric Corp | Brake anti-lock mechanism |
US3857614A (en) * | 1973-10-12 | 1974-12-31 | Midland Ross Corp | Air brake antiskid control |
SE393069B (sv) * | 1974-04-22 | 1977-05-02 | Saab Scania Ab | Ventilenhet for bromstryckreglering i ett pneumatiskt bromssystem |
US3902764A (en) * | 1974-04-22 | 1975-09-02 | Bendix Corp | Adaptive braking modulator |
DE2425449C2 (de) * | 1974-05-25 | 1982-11-25 | Knorr-Bremse GmbH, 8000 München | Relaisventil für eine druckmittelbetätigte und blockiergeschützte Fahrzeugbremsanlage |
DE2419243C2 (de) * | 1974-04-22 | 1984-05-10 | Knorr-Bremse GmbH, 8000 München | Blockierschutzeinrichtung für Fahrzeuge mit einem druckmittelbetätigten Relaisventil |
GB2002471B (en) * | 1977-07-09 | 1982-01-27 | Girling Ltd | Fluid-pressure operated anti-skid braking systems for vehicles |
US4156547A (en) * | 1977-08-23 | 1979-05-29 | Aspro, Inc. | Speed-responsive anti-skid and anti-spin system for vehicles |
US4638837A (en) * | 1984-11-13 | 1987-01-27 | Allied Corporation | Electro/pneumatic proportional valve |
GB8511068D0 (en) * | 1985-05-01 | 1985-06-12 | Automotive Prod Plc | Vehicle antilock braking systems |
GB8812360D0 (en) * | 1988-05-25 | 1988-06-29 | Lucas Ind Plc | Fluid control device & braking system |
US5123718A (en) * | 1990-04-06 | 1992-06-23 | G. W. Lisk Company, Inc. | Valve for automatic brake system |
WO1992016400A1 (en) * | 1991-03-13 | 1992-10-01 | Allied-Signal Inc. | Method and apparatus for controlling pressure level in a compressed air adaptive braking system |
US5306076A (en) * | 1992-05-20 | 1994-04-26 | G. W. Lisk Company, Inc. | Proportional control valve with pressure compensation |
US5318354A (en) * | 1992-05-20 | 1994-06-07 | C. W. Lisk Company, Inc. | Proportional control valve with differential sensing area |
US5342119A (en) * | 1992-12-28 | 1994-08-30 | Eaton Corporation | Traction control system valve |
DE4309467A1 (de) * | 1993-03-24 | 1994-09-29 | Bosch Gmbh Robert | Relaisventil-Baugruppe für die belagverschleißabhängige Bremsdrucksteuerung |
US5839801A (en) * | 1997-04-04 | 1998-11-24 | Itt Manufacturing Enterprises, Inc. | Variable tire pressure traction control enhancement |
CN115107726B (zh) * | 2022-06-20 | 2023-07-11 | 眉山中车制动科技股份有限公司 | 一种控制制动缸空气压力波动的三压力制动阀 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1980549U (de) * | 1967-12-22 | 1968-03-07 | Westinghouse Bremsen Apparate | Relaisventil fuer bremsanlagen. |
-
1971
- 1971-11-16 US US3768519D patent/US3768519A/en not_active Expired - Lifetime
-
1972
- 1972-10-25 GB GB4926372A patent/GB1359916A/en not_active Expired
- 1972-11-08 DE DE2254654A patent/DE2254654A1/de not_active Ceased
- 1972-11-09 CA CA156,094A patent/CA972255A/en not_active Expired
- 1972-11-15 FR FR7240452A patent/FR2160465B1/fr not_active Expired
- 1972-11-15 JP JP11395972A patent/JPS567908B2/ja not_active Expired
- 1972-11-15 IT IT3168172A patent/IT970868B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2160465A1 (it) | 1973-06-29 |
DE2254654A1 (de) | 1973-05-24 |
CA972255A (en) | 1975-08-05 |
US3768519A (en) | 1973-10-30 |
JPS4861859A (it) | 1973-08-29 |
GB1359916A (en) | 1974-07-17 |
FR2160465B1 (it) | 1976-10-29 |
JPS567908B2 (it) | 1981-02-20 |
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