US3204236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Personnel locating device
Assignee: Edwards Co Inc
•
Filing: 1962-04-20
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Granted: 1965-08-31
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Rudolph M Duris
- 👤 Ignatjev Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:42
CPC Classifications
G; G08; G08B; G08B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
SIGNALING APPARATUS COMPRISING AT LEAST ONE SIGNAL WHEEL HAVING AN CIRCUIT ON AT LEAST ONE SURFACE THEREOF ADAPTED TO PROVIDE A PLURALITY OF DIFFERENT CODE SEQUENCES, AN INDEX LINE ARRANGED ALONG A RADIUS OF SAID SIGNAL WHEEL TO MARK THE START OF THE DIFFERENT CODE SEQUENCES, AN ELECTRIC MOTOR FOR ROTATING THE SIGNAL WHEEL, FIRST ELECTRIC CIRCUIT MEANS FOR FEEDING ELECTRIC CURRENT TO THE CIRCUIT ON THE SIGNAL WHEEL FOR GENERATING CODE SIGNALS AND FOR FEEDING CURRENT TO SAID MOTOR FOR ROTATING THE SIGNAL WHEEL, SAID FIRST ELECTRIC CIRCUIT MEANS HAVING A FIRST SWITCH THEREIN FOR CONTROLLING THE FLOW OF ELECTRIC CURRENT, SECOND ELECTRIC CIRCUIT MEANS FOR FEEDING ELECTRIC CURRENT TO SAID MOTOR FOR ROTATING THE SIGNAL WHEEL INDEPENDENTLY OF SAID FIRST ELECTRIC CIRCUIT MEANS, SAID SECOND ELECTRIC CIRCUIT MEANS HAVING A CAM SWITCH THEREIN FOR CONTROLLING THE FLOW OF ELECTRIC CURRENT TO SAID MOTOR, MEANS FOR ROTATING SAID CAM SWITCH WHEN THE SIGNAL WHEEL IS CAUSED TO ROTATE, SAID CAM SWITCH BEING ADAPTED TO FEED ELECTRIC CURRENT TO SAID MOTOR WHEN SAID FIRST SWITCH IS OPEN TO CAUSE THE MOTOR TO CONTINUE TO ROTATE
Claim 2
Dependent Claim
185 words
SIGNALING APPARATUS COMPRISING AT LEAST ONE SIGNAL WHEEL HAVING AN CIRCUIT ON AT LEAST ONE SURFACE THEREOF ADAPTED TO PROVIDE A PLURALITY OF DIFFERENT CODE SEQUENCES, AN INDEX LINE ARRANGED ALONG A RADIUS OF SAID SIGNAL WHEEL TO MARK THE START OF THE DIFFERENT CODE SEQUENCES, AN ELECTRIC MOTOR FOR ROTATING THE SIGNAL WHEEL, FIRST ELECTRIC CIRCUIT MEANS FOR FEEDING ELECTRIC CURRENT TO THE CIRCUIT ON THE SIGNAL WHEEL FOR GENERATING CODE SIGNALS AND FOR FEEDING CURRENT TO SAID MOTOR FOR ROTATING THE SIGNAL WHEEL, SAID FIRST ELECTRIC CIRCUIT MEANS HAVING A FIRST SWITCH THEREIN FOR CONTROLLING THE FLOW OF ELECTRIC CURRENT, SECOND ELECTRIC CIRCUIT MEANS FOR FEEDING ELECTRIC CURRENT TO SAID MOTOR FOR ROTATING THE SIGNAL WHEEL INDEPENDENTLY OF SAID FIRST ELECTRIC CIRCUIT MEANS, SAID SECOND ELECTRIC CIRCUIT MEANS HAVING A CAM SWITCH THEREIN FOR CONTROLLING THE FLOW OF ELECTRIC CURRENT TO SAID MOTOR, MEANS FOR ROTATING SAID CAM SWITCH WHEN THE SIGNAL WHEEL IS CAUSED TO ROTATE, SAID CAM SWITCH BEING ADAPTED TO FEED ELECTRIC CURRENT TO SAID MOTOR WHEN SAID FIRST SWITCH IS OPEN TO CAUSE THE MOTOR TO CONTINUE TO ROTATE
References Cited (Backward Citations)
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US936835A
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US1144870A
Cited
US3074059A
Cited
US3025373A
Cited
US3097279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |