IT941930B - SYSTEM OF GUIDING LIGHTS FOR SIGNALING OF ACCIDENTS AND FOG ON ROADS IN PARTICULAR MOTORWAYS - Google Patents
SYSTEM OF GUIDING LIGHTS FOR SIGNALING OF ACCIDENTS AND FOG ON ROADS IN PARTICULAR MOTORWAYSInfo
- Publication number
- IT941930B IT941930B IT31910/71A IT3191071A IT941930B IT 941930 B IT941930 B IT 941930B IT 31910/71 A IT31910/71 A IT 31910/71A IT 3191071 A IT3191071 A IT 3191071A IT 941930 B IT941930 B IT 941930B
- Authority
- IT
- Italy
- Prior art keywords
- fog
- roads
- accidents
- signaling
- guiding lights
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Signs Or Road Markings (AREA)
- Audible And Visible Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702059804 DE2059804B2 (en) | 1970-12-04 | 1970-12-04 | ACCIDENT WARNING SYSTEM FOR ROADS, IN PARTICULAR MOTORWAYS |
Publications (1)
Publication Number | Publication Date |
---|---|
IT941930B true IT941930B (en) | 1973-03-10 |
Family
ID=5790044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT31910/71A IT941930B (en) | 1970-12-04 | 1971-12-01 | SYSTEM OF GUIDING LIGHTS FOR SIGNALING OF ACCIDENTS AND FOG ON ROADS IN PARTICULAR MOTORWAYS |
Country Status (6)
Country | Link |
---|---|
US (1) | US3778764A (en) |
AT (1) | AT317730B (en) |
DE (1) | DE2059804B2 (en) |
FR (1) | FR2116399B1 (en) |
GB (1) | GB1311398A (en) |
IT (1) | IT941930B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3941887A1 (en) * | 1989-12-19 | 1991-06-20 | Gronholz Claus | Traffic warning and guidance system - has measurement and indication equipment fixed to bridges spanning fast lanes |
US5652705A (en) * | 1995-09-25 | 1997-07-29 | Spiess; Newton E. | Highway traffic accident avoidance system |
US8730059B2 (en) * | 2009-11-24 | 2014-05-20 | International Business Machines Corporation | Optimizing traffic speeds to minimize traffic pulses in an intelligent traffic system |
ES2378103B1 (en) * | 2010-09-10 | 2013-07-01 | Fundación Para El Progreso Del Soft Computing | SYSTEM OF LIGHT BEAMS FOR TRAFFIC MANAGEMENT IN THE CASE OF REDUCTION OF THE NUMBER OF RAILS. |
CN111028526A (en) * | 2019-12-24 | 2020-04-17 | 湖南交科智能科技有限公司 | Driving safety guidance system and rear-end collision prevention operation method thereof |
CN112523119B (en) * | 2020-11-30 | 2022-02-25 | 重庆交通大学 | A kind of sound and light warning device for fog section of mountain expressway |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1558905A (en) * | 1920-12-17 | 1925-10-27 | Milliken Foster | Street signal lamp |
US1960786A (en) * | 1923-08-16 | 1934-05-29 | Associated Electric Lab Inc | Signaling system |
US1824572A (en) * | 1929-03-30 | 1931-09-22 | Rca Corp | Illuminating system for regulating traffic |
US2504582A (en) * | 1947-09-09 | 1950-04-18 | Darrell I Pugin | Speed indicating device |
US2578239A (en) * | 1948-09-02 | 1951-12-11 | Fed Entpr Inc | Enclosed rotating signal light |
US2942249A (en) * | 1956-04-02 | 1960-06-21 | Paull Melvin | Signal system |
US2922981A (en) * | 1956-11-15 | 1960-01-26 | John W Anderson | Automatic variable speed-limit sign |
US2902669A (en) * | 1956-12-11 | 1959-09-01 | Frank J Lucarelli | Highway guard |
US3283297A (en) * | 1963-11-08 | 1966-11-01 | Victor A Pfennighausen | Vehicle highway weather warning system |
US3266014A (en) * | 1964-01-21 | 1966-08-09 | Mallory & Co Inc P R | Rotating beacon lantern |
CH442083A (en) * | 1966-03-25 | 1967-08-15 | Diethelm Hermann | Flashing lights at pedestrian crossings |
US3599201A (en) * | 1968-04-23 | 1971-08-10 | Leon L Clardy | Selectively controlled alarm |
-
1970
- 1970-12-04 DE DE19702059804 patent/DE2059804B2/en active Granted
-
1971
- 1971-11-18 AT AT998771A patent/AT317730B/en not_active IP Right Cessation
- 1971-11-19 FR FR7141483A patent/FR2116399B1/fr not_active Expired
- 1971-11-24 US US00201857A patent/US3778764A/en not_active Expired - Lifetime
- 1971-11-30 GB GB5541871A patent/GB1311398A/en not_active Expired
- 1971-12-01 IT IT31910/71A patent/IT941930B/en active
Also Published As
Publication number | Publication date |
---|---|
US3778764A (en) | 1973-12-11 |
DE2059804A1 (en) | 1972-06-15 |
FR2116399A1 (en) | 1972-07-13 |
DE2059804B2 (en) | 1976-10-07 |
FR2116399B1 (en) | 1977-06-17 |
GB1311398A (en) | 1973-03-28 |
AT317730B (en) | 1974-09-10 |
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