ES351331A1 - Switching arrangement for the control of railway brakes - Google Patents
Switching arrangement for the control of railway brakesInfo
- Publication number
- ES351331A1 ES351331A1 ES351331A ES351331A ES351331A1 ES 351331 A1 ES351331 A1 ES 351331A1 ES 351331 A ES351331 A ES 351331A ES 351331 A ES351331 A ES 351331A ES 351331 A1 ES351331 A1 ES 351331A1
- Authority
- ES
- Spain
- Prior art keywords
- brake
- speed
- switched
- time
- wheel
- 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
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/02—Track brakes or retarding apparatus
- B61K7/12—Track brakes or retarding apparatus electrically controlled
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
- Braking Arrangements (AREA)
- Braking Systems And Boosters (AREA)
Abstract
In a braking arrangement for free rolling rail vehicles a rail brake 2 is switched on or off if a vehicle speed is above or below a set value as determined by a device 3 in advance of the brake and, when switched on, is released when the vehicle speed drops to the required release speed. Two spaced wheel detectors in unit 3 determine a time period which is a function of vehicle speed and this is compared with a fixed time setting stored in unit 5. When the measured time is less than the fixed time setting a signal is applied to the brake control unit 6 to apply the brake. When the vehicle enters the brake a succession of wheel monitors 7 spaced apart by the minimum axle spacing ensure that the monitoring control 8 is influenced only by a passing wheel and also switch on a timing element 9 set to a time which is a function of the required leaving speed. Between the monitors 7 wheel-operated time pulse generators 10 are disposed and when the time between two generated pulses exceeds the time set in the element 9 a signal is supplied to release the brake. Unit 11 acts to switch off the brake when vehicles pass in the opposite direction. In a second arrangement, Figs. 2A, 2B, 2C (not shown), two rail brakes are provided and the speed determining means in approach to the brake includes two time setting devices whereby if the vehicle speed exceeds a first high value then the first brake is switched on and this switches on the second brake if the vehicle's speed has not been reduced to the required leaving speed before leaving the first brake, if the speed exceeds a second lower value then only the second brake is switched on and if the speed is below the second lower value then both brakes are switched off.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG0049532 | 1967-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES351331A1 true ES351331A1 (en) | 1969-06-01 |
Family
ID=7129012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES351331A Expired ES351331A1 (en) | 1967-03-09 | 1968-03-07 | Switching arrangement for the control of railway brakes |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE711884A (en) |
| CH (1) | CH469590A (en) |
| DE (1) | DE1605333C3 (en) |
| ES (1) | ES351331A1 (en) |
| FR (1) | FR1559925A (en) |
| GB (1) | GB1218398A (en) |
| NL (1) | NL6803142A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3024384A1 (en) * | 1980-06-26 | 1982-01-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | METHOD FOR TARGETING THE DRIVELESS RAIL VEHICLES |
-
1967
- 1967-03-09 DE DE19671605333 patent/DE1605333C3/en not_active Expired
-
1968
- 1968-03-01 CH CH317768A patent/CH469590A/en unknown
- 1968-03-06 NL NL6803142A patent/NL6803142A/xx unknown
- 1968-03-07 ES ES351331A patent/ES351331A1/en not_active Expired
- 1968-03-08 BE BE711884D patent/BE711884A/xx unknown
- 1968-03-08 GB GB1139868A patent/GB1218398A/en not_active Expired
- 1968-03-08 FR FR1559925D patent/FR1559925A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1605333B2 (en) | 1973-05-10 |
| BE711884A (en) | 1968-07-15 |
| NL6803142A (en) | 1968-09-10 |
| GB1218398A (en) | 1971-01-06 |
| DE1605333A1 (en) | 1970-07-23 |
| FR1559925A (en) | 1969-03-14 |
| CH469590A (en) | 1969-03-15 |
| DE1605333C3 (en) | 1973-12-06 |
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