FR2163449A1 - - Google Patents
Info
- Publication number
- FR2163449A1 FR2163449A1 FR7241634A FR7241634A FR2163449A1 FR 2163449 A1 FR2163449 A1 FR 2163449A1 FR 7241634 A FR7241634 A FR 7241634A FR 7241634 A FR7241634 A FR 7241634A FR 2163449 A1 FR2163449 A1 FR 2163449A1
- 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.)
- Granted
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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/226—Devices for monitoring or checking brake systems; Signal devices using devices being responsive to the difference between the fluid pressions in conduits of multiple braking systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/38—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by piston and cylinder
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Hydraulic Control Valves For Brake Systems (AREA)
- Braking Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20736571A | 1971-12-13 | 1971-12-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2163449A1 true FR2163449A1 (en) | 1973-07-27 |
FR2163449B1 FR2163449B1 (en) | 1976-06-04 |
Family
ID=22770241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7241634A Expired FR2163449B1 (en) | 1971-12-13 | 1972-11-23 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3736393A (en) |
JP (1) | JPS4865371A (en) |
CA (1) | CA952948A (en) |
FR (1) | FR2163449B1 (en) |
GB (1) | GB1357839A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2501605A1 (en) * | 1981-03-16 | 1982-09-17 | Dba | Detector for unbalance in motor vehicle dual braking circuit - uses sliding piston with ball contacting centre section to operate electrical contacts in alarm circuit when slid by pressure differential |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1471029A (en) * | 1974-05-17 | 1977-04-21 | Girling Ltd | Pressure control valves |
JPS5291473U (en) * | 1975-12-29 | 1977-07-08 | ||
US5046313A (en) * | 1989-07-27 | 1991-09-10 | Allied-Signal Inc. | Master cylinder with fluid level and pressure failure detection |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3542438A (en) * | 1969-04-07 | 1970-11-24 | Wagner Electric Corp | Control valve |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2060377A (en) * | 1933-08-01 | 1936-11-10 | Glenn D Knodle | Motor vehicle rear end spotlight switch |
GB578032A (en) * | 1944-08-02 | 1946-06-12 | Eustace Russell Booth | Improvements in push-button electric switches |
US3427582A (en) * | 1965-10-07 | 1969-02-11 | Bendix Corp | Failure indicating apparatus for a split brake system |
US3448230A (en) * | 1967-03-28 | 1969-06-03 | Wagner Electric Corp | Control valve and system |
US3622934A (en) * | 1969-05-30 | 1971-11-23 | Matsushita Electric Ind Co Ltd | Variable resistor of sliding type with switch activated by slider |
US3606487A (en) * | 1969-11-04 | 1971-09-20 | Wagner Electric Corp | Control valve |
US3637963A (en) * | 1970-03-02 | 1972-01-25 | Weatherhead Co | Brake warning switch with bypass |
-
1971
- 1971-12-13 US US00207365A patent/US3736393A/en not_active Expired - Lifetime
-
1972
- 1972-09-15 CA CA151,830A patent/CA952948A/en not_active Expired
- 1972-11-13 GB GB5223772A patent/GB1357839A/en not_active Expired
- 1972-11-23 FR FR7241634A patent/FR2163449B1/fr not_active Expired
- 1972-12-12 JP JP47124044A patent/JPS4865371A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3542438A (en) * | 1969-04-07 | 1970-11-24 | Wagner Electric Corp | Control valve |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2501605A1 (en) * | 1981-03-16 | 1982-09-17 | Dba | Detector for unbalance in motor vehicle dual braking circuit - uses sliding piston with ball contacting centre section to operate electrical contacts in alarm circuit when slid by pressure differential |
Also Published As
Publication number | Publication date |
---|---|
US3736393A (en) | 1973-05-29 |
JPS4865371A (en) | 1973-09-08 |
FR2163449B1 (en) | 1976-06-04 |
GB1357839A (en) | 1974-06-26 |
CA952948A (en) | 1974-08-13 |