NL6701574A - - Google Patents
Info
- Publication number
- NL6701574A NL6701574A NL6701574A NL6701574A NL6701574A NL 6701574 A NL6701574 A NL 6701574A NL 6701574 A NL6701574 A NL 6701574A NL 6701574 A NL6701574 A NL 6701574A NL 6701574 A NL6701574 A NL 6701574A
- 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
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 |
---|---|---|---|
US52429766A | 1966-02-01 | 1966-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6701574A true NL6701574A (en) | 1967-08-02 |
Family
ID=24088610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6701574A NL6701574A (en) | 1966-02-01 | 1967-02-01 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3422262A (en) |
DE (1) | DE1605395A1 (en) |
ES (1) | ES336238A1 (en) |
GB (1) | GB1171991A (en) |
NL (1) | NL6701574A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3501629A (en) * | 1968-12-30 | 1970-03-17 | Westinghouse Air Brake Co | Speed control system for railroad trains |
US3734434A (en) * | 1971-06-14 | 1973-05-22 | Gen Signal Corp | Control of multiple highway crossings |
US3974991A (en) * | 1975-08-27 | 1976-08-17 | Erico Rail Products Company | Railroad motion detecting and signalling system with repeater receiver |
US4251041A (en) * | 1978-07-12 | 1981-02-17 | General Signal Corporation | Multiplexing means for motion detectors at grade crossings |
EP1489717A1 (en) * | 2003-06-17 | 2004-12-22 | Siemens Schweiz AG | Method for electrical power supply of track devices |
AU2015203296B2 (en) * | 2009-10-27 | 2018-02-08 | Siemens Industry, Inc. | Method and apparatus for bi-directional downstream adjacent crossing signaling |
US8500071B2 (en) | 2009-10-27 | 2013-08-06 | Invensys Rail Corporation | Method and apparatus for bi-directional downstream adjacent crossing signaling |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US2993116A (en) * | 1958-12-03 | 1961-07-18 | Westinghouse Air Brake Co | Electronic track circuit |
US3069542A (en) * | 1960-06-07 | 1962-12-18 | Westinghouse Air Brake Co | Railway track circuits |
US3267281A (en) * | 1962-09-10 | 1966-08-16 | Gen Signal Corp | Highway crossing system |
US3333096A (en) * | 1964-04-03 | 1967-07-25 | Marquardt Corp | Railway track circuit apparatus |
-
1966
- 1966-02-01 US US524297A patent/US3422262A/en not_active Expired - Lifetime
-
1967
- 1967-01-25 GB GB3675/67A patent/GB1171991A/en not_active Expired
- 1967-01-30 ES ES0336238A patent/ES336238A1/en not_active Expired
- 1967-01-31 DE DE19671605395 patent/DE1605395A1/en active Pending
- 1967-02-01 NL NL6701574A patent/NL6701574A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES336238A1 (en) | 1967-12-16 |
DE1605395A1 (en) | 1971-03-25 |
GB1171991A (en) | 1969-11-26 |
US3422262A (en) | 1969-01-14 |