US3208039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diamond interchange controller
Assignee: Crouse Hinds Co
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Filing: 1962-11-20
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Granted: 1965-09-21
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Hilliker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:12
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A TRAFFIC CONTROL SYSTEM FOR A PAIR OF INTERSECTIONS LOCATED IN CLOSE ADJACENCY ON AN ARTERIAL HIGHWAY, ONE OF SAID INTERSECTIONS BEING INTERSECTED BY A CROSS STREET HAVING TRAFFIC MOVEMENT C IN ONE DIRECTION, THE OTHER OF SAID INTERSECTIONS BEING INTERSECTED BY A CROSS STREET HAVING TRAFFIC MOVEMENT C IN A DIRECTION OPPOSITE TO THE MOVEMENT C OF THE TRAFFIC ON SAID FIRST CROSS STREET, DETECTORS LOCATED ON SAID ARTERIAL HIGHWAY AT EACH INTERSECTION FOR ACTUATION BY A TRAFFIC MOVEMENT B APPROACHING THE INTERSECTION ON SAID ARTERIAL HIGHWAY, A LEFT TURN DETECTOR LOCATED IN SAID ARTERIAL HIGHWAY AT EACH OF SAID INTERSECTIONS FOR ACTUATION BY LEFT TURN TRAFFEC A, WHICH HAS PREVIOUSLY PASSED THROUGH THE OTHER INTERSECTIONS AND PAIR, AND A DETECTOR AT EACH OF SAID INTERSECTIONS AND LOCATED IN SAID ARTERIAL HIGHWAY FOR ACTUATION BY AN OVERLAP TRAFFIC MOVEMENT APPROACHING THE INTERSECTION, WHICH TRAFFIC MOVEMENT ALSO HAS PREVIOUSLY PASSED THROUGH THE OTHER INTERSECTION OF SAID PAIR, WHEREBY TRAFFIC MOVEMENTS A AND B ARE MUTUALLY CONFLICTING BUT ARE SEPARATELY NONCONFLICTING WITH SAID OVERLAP MOVEMENT, DETECTORS LO-
Claim 2
Dependent Claim
176 words
A TRAFFIC CONTROL SYSTEM FOR A PAIR OF INTERSECTIONS LOCATED IN CLOSE ADJACENCY ON AN ARTERIAL HIGHWAY, ONE OF SAID INTERSECTIONS BEING INTERSECTED BY A CROSS STREET HAVING TRAFFIC MOVEMENT C IN ONE DIRECTION, THE OTHER OF SAID INTERSECTIONS BEING INTERSECTED BY A CROSS STREET HAVING TRAFFIC MOVEMENT C IN A DIRECTION OPPOSITE TO THE MOVEMENT C OF THE TRAFFIC ON SAID FIRST CROSS STREET, DETECTORS LOCATED ON SAID ARTERIAL HIGHWAY AT EACH INTERSECTION FOR ACTUATION BY A TRAFFIC MOVEMENT B APPROACHING THE INTERSECTION ON SAID ARTERIAL HIGHWAY, A LEFT TURN DETECTOR LOCATED IN SAID ARTERIAL HIGHWAY AT EACH OF SAID INTERSECTIONS FOR ACTUATION BY LEFT TURN TRAFFEC A, WHICH HAS PREVIOUSLY PASSED THROUGH THE OTHER INTERSECTIONS AND PAIR, AND A DETECTOR AT EACH OF SAID INTERSECTIONS AND LOCATED IN SAID ARTERIAL HIGHWAY FOR ACTUATION BY AN OVERLAP TRAFFIC MOVEMENT APPROACHING THE INTERSECTION, WHICH TRAFFIC MOVEMENT ALSO HAS PREVIOUSLY PASSED THROUGH THE OTHER INTERSECTION OF SAID PAIR, WHEREBY TRAFFIC MOVEMENTS A AND B ARE MUTUALLY CONFLICTING BUT ARE SEPARATELY NONCONFLICTING WITH SAID OVERLAP MOVEMENT, DETECTORS LO-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |