Patent US3143309A successfully refreshed from Google Patents.
US3143309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machinery for laying and recovering submarine cable
Assignee: —
•
Filing: —
•
Granted: 1964-08-04
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Expires: 1981-08-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:36
CPC Classifications
B; B63; B63B; B63B35/00; B63B35/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
SUBMARINE CABLE LAYING AND RECOVERING MACHINERY COMPRISING IN COMBINATION A CABLE BACK TENSIONING MECHANISM FOR GRIPPING THE CABLE BY FRICTIONAL ENGAGEMENT FOR DRIVING AND BRAKING THE CABLE, A MAIN CABLE WINDING MEANS, A DRIVE TRANSMISSION FROM SAID WINDING MEANS TO THE MECHANISM WHEREBY THE LATTER CAN BE CONNECTED TO SAID WINDING MEANS FOR CABLE DRIVING PURPOSES AND DISCONNECTED FROM SAID WINDING MEANS FOR CABLE BRAKING PURPOSES, AND, IN THAT TRANSMISSION, A COUPLING COMPRISING AN INPUT SHAFT ROTATABLE FROM, SAID WINDING MEANS, AN OUTPUT SHAFT JOINED TO THE MECHANISM, AND AN ARRANGEMENT FOR CONTROLLING THE SPEED OF ROTATION OF THE OUTPUT SHAFT WITH RESPECT TO THE INPUT SHAFT AND THE TORQUE TRANSMITTED BY THE LATTER TO THE OUTPUT SHAFT.
Claim 2
Dependent Claim
118 words
SUBMARINE CABLE LAYING AND RECOVERING MACHINERY COMPRISING IN COMBINATION A CABLE BACK TENSIONING MECHANISM FOR GRIPPING THE CABLE BY FRICTIONAL ENGAGEMENT FOR DRIVING AND BRAKING THE CABLE, A MAIN CABLE WINDING MEANS, A DRIVE TRANSMISSION FROM SAID WINDING MEANS TO THE MECHANISM WHEREBY THE LATTER CAN BE CONNECTED TO SAID WINDING MEANS FOR CABLE DRIVING PURPOSES AND DISCONNECTED FROM SAID WINDING MEANS FOR CABLE BRAKING PURPOSES, AND, IN THAT TRANSMISSION, A COUPLING COMPRISING AN INPUT SHAFT ROTATABLE FROM, SAID WINDING MEANS, AN OUTPUT SHAFT JOINED TO THE MECHANISM, AND AN ARRANGEMENT FOR CONTROLLING THE SPEED OF ROTATION OF THE OUTPUT SHAFT WITH RESPECT TO THE INPUT SHAFT AND THE TORQUE TRANSMITTED BY THE LATTER TO THE OUTPUT SHAFT.
References Cited (Backward Citations)
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Cited
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Cited
US2151570A
Cited
US2563153A
Cited
US2609181A
Cited
US3106325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |