NL6601987A - - Google Patents
Info
- Publication number
- NL6601987A NL6601987A NL6601987A NL6601987A NL6601987A NL 6601987 A NL6601987 A NL 6601987A NL 6601987 A NL6601987 A NL 6601987A NL 6601987 A NL6601987 A NL 6601987A NL 6601987 A NL6601987 A NL 6601987A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
- B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
- B61L29/286—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated using conductor circuits controlled by the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
- B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
- B61L23/16—Track circuits specially adapted for section blocking
- B61L23/166—Track circuits specially adapted for section blocking using alternating current
Landscapes
- 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 |
|---|---|---|---|
| US443459A US3359416A (en) | 1965-03-29 | 1965-03-29 | Continuous rail track circuits |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6601987A true NL6601987A (US20110232667A1-20110929-C00004.png) | 1966-09-30 |
| NL145503B NL145503B (nl) | 1975-04-15 |
Family
ID=23760885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL666601987A NL145503B (nl) | 1965-03-29 | 1966-02-16 | Spoorbaanstroomloop voor een spoorwegsignaalstelsel voor een doorlopend spoor zonder isolatievoegen. |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3359416A (US20110232667A1-20110929-C00004.png) |
| NL (1) | NL145503B (US20110232667A1-20110929-C00004.png) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3526378A (en) * | 1967-08-23 | 1970-09-01 | Westinghouse Electric Corp | Signaling system for determining the presence of a train vehicle |
| US3582644A (en) * | 1968-10-02 | 1971-06-01 | Westinghouse Air Brake Co | Fail-safe speed control system for railroad trains |
| US4369942A (en) * | 1979-03-19 | 1983-01-25 | Safetran Systems Corporation | Signal control system |
| US4498650A (en) * | 1982-03-10 | 1985-02-12 | General Signal Corporation | Microprocessor based track circuit for occupancy detection and bidirectional code communication |
| US4728063A (en) * | 1986-08-07 | 1988-03-01 | General Signal Corp. | Railway signalling system especially for broken rail detection |
| US5129606A (en) * | 1991-03-07 | 1992-07-14 | Jdr Systems Corporation | Railway wheel sensors |
| US5145131A (en) * | 1991-03-27 | 1992-09-08 | Union Switch & Signal Inc. | Master-Satellite railway track circuit |
| GB2278219B (en) * | 1993-05-20 | 1997-01-22 | Westinghouse Brake & Signal | Railway track circuits |
| US5459663A (en) * | 1993-12-10 | 1995-10-17 | Union Switch & Signal Inc. | Cab signal apparatus and method |
| DE102004057459A1 (de) * | 2004-11-25 | 2006-06-01 | Siemens Ag | Bahnübergangssicherungssystem |
| DE102006024692B4 (de) * | 2006-05-19 | 2008-05-29 | Siemens Ag | Verfahren und Vorrichtung zur Detektion des Belegt- oder Freizustandes eines Gleisabschnittes |
| EP2338762B1 (en) * | 2009-12-21 | 2012-09-12 | Alstom Ferroviaria S.P.A. | Track circuit working in two different frequency ranges |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2224395A (en) * | 1938-09-15 | 1940-12-10 | Union Switch & Signal Co | Apparatus for controlling highway crossing signals |
| US2719218A (en) * | 1949-12-17 | 1955-09-27 | Westinghouse Air Brake Co | Apparatus for the control of highway crossing signals |
| US3046392A (en) * | 1958-03-03 | 1962-07-24 | Westinghouse Air Brake Co | Control circuits |
| US3035167A (en) * | 1958-12-03 | 1962-05-15 | Westinghouse Air Brake Co | Railway track circuit |
| US3267281A (en) * | 1962-09-10 | 1966-08-16 | Gen Signal Corp | Highway crossing system |
| US3268723A (en) * | 1963-02-14 | 1966-08-23 | Westinghouse Air Brake Co | Highway crossing protection system |
-
1965
- 1965-03-29 US US443459A patent/US3359416A/en not_active Expired - Lifetime
-
1966
- 1966-02-16 NL NL666601987A patent/NL145503B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL145503B (nl) | 1975-04-15 |
| US3359416A (en) | 1967-12-19 |
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 |