US3231856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible lane signal control system
Assignee: SPX Technologies Inc
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Filing: 1962-08-08
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Granted: 1966-01-25
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Expires: 1982-08-08
Abstract
No abstract record available.
Inventors
- 👤 Jr John H Auer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:45
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
IN A SIGNALLING SYSTEM IN A REVERSIBLE TRAFFIC LANE TO PERMIT TRAVEL ALTERNATIVELY IN AN INBOUND OR OUTBOUND DIRECTION, A PLURALITY OF SIGNALS LOCATED AT SPACED INTERVALS ALONG SAID LANE WITH EACH BEING OPERABLE TO DISPLAY EITHER A "LANE-CLOSED" OR A "LANE-OPEN" INDICATION TO VEHICLES TRAVELLING OVER SAID LANE IN AN INBOUND DIRECTION, MULTIPOSITION CONTACT MEANS, SAID CONTACT MEANS IN A FIRST POSITION CONTROLLING EACH OF SAID PLURALITY OF SIGNAL TO DISPLAY A "LANE-OPEN" INDICATION, SAID CONTACT MEANS ON SUCCESSIVE POSITIONS AFTER THE FIRST CONTROLLING A SUCCESSIVE SIGNAL OF SAID PLURALITY OF SIGNALS, STARTING WITH THE FIRST ENCOUNTERED BY INBOUND TRAFFIC, TO DISPLAY A "LANE-CLOSED" INDICATION,M MEANS FOR ACTUATING SAID CONTACT MEANS FROM SAID RIST POSITION TO SAID SUCCESSIVE POSITIONS IN TURN TO THEREBY PROGRESSIVELY CLOSE SAID LANE AT SPACED TIME INTERVALS, A SECOND PLURALITY OF SIGNALS LOCATED ALONG SAID LANE AND BEING ALSO EACH OPERABLE TO DISPLAY EITHER A "LANE-CLOSED" OR A "LANE-OPEN" INDICATION TO VEHICLES TRAVELLING ALONG SAID LANE IN AN OUTBOUND DIRECTION, MEANS FOR CONTROLLING THE INDICATION DISPLAYED BY EACH OF SAID SECOND PLURALITY OF SIGNALS, SAID LAST-NAMED MEANS BEING ACTUATED BY SAID MULIT-POSITION CONTACT MEANS TO CONTROL EACH OF SAID OUTBOUND SIGNALS TO DISPLAY A "LANE-OPEN" INDICATION AFTER SAID MULTI-POSITION CONTACT MEANS HAS CONTROLLED THE LAST-ENCOUNTERED SIGNAL OF SAID FIRST PLURALITY OF SIGNALS TO DISPLAY A "LANE-CLOSED" INDICATION,
Claim 2
Dependent Claim
222 words
IN A SIGNALLING SYSTEM IN A REVERSIBLE TRAFFIC LANE TO PERMIT TRAVEL ALTERNATIVELY IN AN INBOUND OR OUTBOUND DIRECTION, A PLURALITY OF SIGNALS LOCATED AT SPACED INTERVALS ALONG SAID LANE WITH EACH BEING OPERABLE TO DISPLAY EITHER A "LANE-CLOSED" OR A "LANE-OPEN" INDICATION TO VEHICLES TRAVELLING OVER SAID LANE IN AN INBOUND DIRECTION, MULTIPOSITION CONTACT MEANS, SAID CONTACT MEANS IN A FIRST POSITION CONTROLLING EACH OF SAID PLURALITY OF SIGNAL TO DISPLAY A "LANE-OPEN" INDICATION, SAID CONTACT MEANS ON SUCCESSIVE POSITIONS AFTER THE FIRST CONTROLLING A SUCCESSIVE SIGNAL OF SAID PLURALITY OF SIGNALS, STARTING WITH THE FIRST ENCOUNTERED BY INBOUND TRAFFIC, TO DISPLAY A "LANE-CLOSED" INDICATION,M MEANS FOR ACTUATING SAID CONTACT MEANS FROM SAID RIST POSITION TO SAID SUCCESSIVE POSITIONS IN TURN TO THEREBY PROGRESSIVELY CLOSE SAID LANE AT SPACED TIME INTERVALS, A SECOND PLURALITY OF SIGNALS LOCATED ALONG SAID LANE AND BEING ALSO EACH OPERABLE TO DISPLAY EITHER A "LANE-CLOSED" OR A "LANE-OPEN" INDICATION TO VEHICLES TRAVELLING ALONG SAID LANE IN AN OUTBOUND DIRECTION, MEANS FOR CONTROLLING THE INDICATION DISPLAYED BY EACH OF SAID SECOND PLURALITY OF SIGNALS, SAID LAST-NAMED MEANS BEING ACTUATED BY SAID MULIT-POSITION CONTACT MEANS TO CONTROL EACH OF SAID OUTBOUND SIGNALS TO DISPLAY A "LANE-OPEN" INDICATION AFTER SAID MULTI-POSITION CONTACT MEANS HAS CONTROLLED THE LAST-ENCOUNTERED SIGNAL OF SAID FIRST PLURALITY OF SIGNALS TO DISPLAY A "LANE-CLOSED" INDICATION,
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |