NL6900164A - - Google Patents
Info
- Publication number
- NL6900164A NL6900164A NL6900164A NL6900164A NL6900164A NL 6900164 A NL6900164 A NL 6900164A NL 6900164 A NL6900164 A NL 6900164A NL 6900164 A NL6900164 A NL 6900164A NL 6900164 A NL6900164 A NL 6900164A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/16—Continuous control along the route
- B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
- B61L3/221—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using track circuits
- B61L3/222—Arrangements on the track only
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69620468A | 1968-01-08 | 1968-01-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6900164A true NL6900164A (https=) | 1969-07-10 |
| NL157852B NL157852B (nl) | 1978-09-15 |
Family
ID=24796124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6900164.A NL157852B (nl) | 1968-01-08 | 1969-01-03 | Spoorwegbeveiligingssysteem met hoogfrequente spoorketens. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3524054A (https=) |
| JP (1) | JPS4933444B1 (https=) |
| ES (1) | ES362084A1 (https=) |
| FR (1) | FR1595254A (https=) |
| GB (1) | GB1260315A (https=) |
| NL (1) | NL157852B (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3868075A (en) * | 1972-07-28 | 1975-02-25 | Westinghouse Air Brake Co | Jointless coded track circuits for railroad signal systems |
| US3897921A (en) * | 1973-09-07 | 1975-08-05 | Gen Signal Corp | Interlocking track circuits |
| ZA743701B (en) * | 1974-06-11 | 1975-06-25 | Western Industries Pty | Improvements in electrical detective circuits |
| US3937427A (en) * | 1975-01-24 | 1976-02-10 | Westinghouse Air Brake Company | Cab signal control circuits for railroad interlockings |
| US3986691A (en) * | 1975-05-30 | 1976-10-19 | Westinghouse Air Brake Company | Phase selective track circuit apparatus |
| US4094252A (en) * | 1976-04-22 | 1978-06-13 | Hendrik Pater | Self-controlled on-grade monorail track switch and method |
| US4053128A (en) * | 1976-12-06 | 1977-10-11 | General Signal Corporation | Jointless high frequency track circuit systems for railroads |
| US4117529A (en) * | 1977-03-23 | 1978-09-26 | Westinghouse Air Brake Company | Broken rail detecting track circuits |
| JPS53165362U (https=) * | 1977-06-01 | 1978-12-25 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3345511A (en) * | 1967-10-03 | Rapid transit steed control system | ||
| US2651713A (en) * | 1948-07-02 | 1953-09-08 | Westinghouse Air Brake Co | Means for supplying railway cab signaling energy through short railway track circuits |
| GB832510A (en) * | 1956-04-17 | 1960-04-13 | Siemens & Gen Electr Railway | Improvements in or relating to railway track-circuit signalling systems |
| US3286091A (en) * | 1963-06-03 | 1966-11-15 | Gen Signal Corp | Vehicle traffic control system |
| US3345512A (en) * | 1965-05-06 | 1967-10-03 | Westinghouse Air Brake Co | Audio frequency overlay detector track circuit for electric propulsion territory |
-
1968
- 1968-01-08 US US696204A patent/US3524054A/en not_active Expired - Lifetime
- 1968-12-17 FR FR1595254D patent/FR1595254A/fr not_active Expired
-
1969
- 1969-01-03 ES ES362084A patent/ES362084A1/es not_active Expired
- 1969-01-03 NL NL6900164.A patent/NL157852B/xx not_active IP Right Cessation
- 1969-01-03 GB GB583/69A patent/GB1260315A/en not_active Expired
- 1969-01-06 JP JP44000058A patent/JPS4933444B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4933444B1 (https=) | 1974-09-06 |
| US3524054A (en) | 1970-08-11 |
| NL157852B (nl) | 1978-09-15 |
| GB1260315A (en) | 1972-01-12 |
| ES362084A1 (es) | 1970-11-01 |
| FR1595254A (https=) | 1970-06-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: GEN SIGNAL |