FR2012918A1 - - Google Patents
Info
- Publication number
- FR2012918A1 FR2012918A1 FR6922996A FR6922996A FR2012918A1 FR 2012918 A1 FR2012918 A1 FR 2012918A1 FR 6922996 A FR6922996 A FR 6922996A FR 6922996 A FR6922996 A FR 6922996A FR 2012918 A1 FR2012918 A1 FR 2012918A1
- 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.)
- Withdrawn
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
- B60T8/40—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 comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/4004—Repositioning the piston(s) of the brake control means by means of a fluid pressurising means in order to reduce the brake pressure
- B60T8/4009—Repositioning the piston(s) of the brake control means by means of a fluid pressurising means in order to reduce the brake pressure the brake control means being the wheel cylinders
-
- 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
- B60T17/08—Brake cylinders other than ultimate actuators
- B60T17/10—Two or more cylinders acting on the same brake with means for rendering them effective selectively or successively, the number of effective cylinders being variable
- B60T17/14—Two or more cylinders acting on the same brake with means for rendering them effective selectively or successively, the number of effective cylinders being variable according to vehicle speed
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Regulating Braking Force (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681755945 DE1755945A1 (de) | 1968-07-13 | 1968-07-13 | Bremszylinder fuer Fahrzeuge,insbesondere Kraftfahrzeuge |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2012918A1 true FR2012918A1 (fr) | 1970-03-27 |
Family
ID=5693740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6922996A Withdrawn FR2012918A1 (fr) | 1968-07-13 | 1969-07-07 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3557665A (fr) |
JP (1) | JPS4932492B1 (fr) |
CH (1) | CH488584A (fr) |
DE (1) | DE1755945A1 (fr) |
FR (1) | FR2012918A1 (fr) |
GB (1) | GB1271247A (fr) |
SE (1) | SE342789B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2301418A1 (fr) * | 1975-02-19 | 1976-09-17 | Blomberg Folke Ivar | Procede et appareil de freinage |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2310304C3 (de) * | 1972-03-01 | 1982-03-18 | Girling Ltd., Birmingham, West Midlands | Kombinierter Druckmittel- und Federspeicherbremszylinder für eine Fahrzeugradbremse |
US3977308A (en) * | 1974-03-18 | 1976-08-31 | Aeroquip Corporation | Double piston brake actuator |
JPS52121589U (fr) * | 1976-03-12 | 1977-09-16 | ||
JPS52156892U (fr) * | 1976-05-22 | 1977-11-29 | ||
US5816371A (en) * | 1996-05-14 | 1998-10-06 | Hayes Industrial Brake, Inc. | Pressure release parking brake actuator |
US5704273A (en) * | 1997-01-03 | 1998-01-06 | Midland Brake, Inc. | Hydraulic system for accommodating fluid pressure variations |
US6378668B1 (en) * | 2000-02-24 | 2002-04-30 | Westinghouse Air Brake Company | Spring applied parking brake assembly having a manual quick release feature |
CN1906352B (zh) * | 2004-01-19 | 2011-04-06 | 吉尔宝有限公司 | 用于衣物的辊式熨平机 |
US7392887B2 (en) * | 2005-04-12 | 2008-07-01 | Aaa Sales + Engineering, Inc. | Bladder actuator for a railroad retarder |
US9616875B2 (en) * | 2014-09-11 | 2017-04-11 | Westinghouse Air Brake Technologies Corporation | Piston stroke sensor arrangement for a brake unit |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2632425A (en) * | 1950-05-26 | 1953-03-24 | Reginald L Grover | Piston lock |
US3353455A (en) * | 1965-09-20 | 1967-11-21 | Westinghouse Air Brake Co | Fluid pressure motor |
US3350987A (en) * | 1966-01-12 | 1967-11-07 | Thiokol Chemical Corp | Hydraulic cylinder |
US3429233A (en) * | 1966-10-06 | 1969-02-25 | Compressed Air Service Co | Resistance stroke control cylinder |
US3450008A (en) * | 1966-10-27 | 1969-06-17 | Wagner Electric Corp | Friction device operating mechanism |
-
1968
- 1968-07-13 DE DE19681755945 patent/DE1755945A1/de active Pending
-
1969
- 1969-06-18 CH CH928069A patent/CH488584A/de not_active IP Right Cessation
- 1969-06-24 US US836119A patent/US3557665A/en not_active Expired - Lifetime
- 1969-07-07 FR FR6922996A patent/FR2012918A1/fr not_active Withdrawn
- 1969-07-11 JP JP44054635A patent/JPS4932492B1/ja active Pending
- 1969-07-11 SE SE9894/69A patent/SE342789B/xx unknown
- 1969-07-14 GB GB35307/69A patent/GB1271247A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2301418A1 (fr) * | 1975-02-19 | 1976-09-17 | Blomberg Folke Ivar | Procede et appareil de freinage |
Also Published As
Publication number | Publication date |
---|---|
US3557665A (en) | 1971-01-26 |
GB1271247A (en) | 1972-04-19 |
SE342789B (fr) | 1972-02-21 |
JPS4932492B1 (fr) | 1974-08-30 |
DE1755945A1 (de) | 1972-01-13 |
CH488584A (de) | 1970-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |