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US3200218A
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Safety traffic signal lights
Assignee: Individual
•
Filing: 1962-08-16
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Granted: 1965-08-10
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Wagner Tobias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:03
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/09; G08G1/096; H; H01; H01H; H01H3/00; H01H3/22; H01H3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A TRAFFIC SIGNAL ASSEMBLY HAVING DIFFERENTLY COLORED LIGHTS, SWITCHING MEANS FOR SUCCESSIVELY TURNING THE LIGHTS ON AND OFF, COMPRISING A PAIR OF CONTACT PLATES EACH HAVING A SERIES OF STEPS AT ONE END, MEANS FOR RECIPROCAT/ ING THE PLATES CYCLICALLY, TWO SETS OF CONTACT ELEMENTS, SAID SETS BEING DISPOSED TO CONTACT RESPECTIVE CONTACT PLATES ALTERNATELY, THE CONTACT ELEMENTS IN EACH SET CONTACTING A CONTACT PLATE FOR A DIFFERENT LENGTH OF TIME AS THE PLATE IS RECIPROCATED BY THE RECIPROCATING MEANS.
Claim 2
Dependent Claim
81 words
IN A TRAFFIC SIGNAL ASSEMBLY HAVING DIFFERENTLY COLORED LIGHTS, SWITCHING MEANS FOR SUCCESSIVELY TURNING THE LIGHTS ON AND OFF, COMPRISING A PAIR OF CONTACT PLATES EACH HAVING A SERIES OF STEPS AT ONE END, MEANS FOR RECIPROCAT/ ING THE PLATES CYCLICALLY, TWO SETS OF CONTACT ELEMENTS, SAID SETS BEING DISPOSED TO CONTACT RESPECTIVE CONTACT PLATES ALTERNATELY, THE CONTACT ELEMENTS IN EACH SET CONTACTING A CONTACT PLATE FOR A DIFFERENT LENGTH OF TIME AS THE PLATE IS RECIPROCATED BY THE RECIPROCATING MEANS.
References Cited (Backward Citations)
US2285168A
Cited
US2842627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |