Patent US3261591A successfully refreshed from Google Patents.
US3261591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic self-tensioning winch
Assignee: Algonquin Shipping and Trading Ltd
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Filing: 1963-11-29
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Granted: 1966-07-19
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Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 George T R Campbell
- 👤 Norman V Laskey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:29
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/28; B66D1/40; B66D1/48; B66D1/50; B63; B63B; B63B21/00; B63B21/16; B63B21/56; B66D1/02; B66D1/12; B66D1/14; B66D1/24; B66D1/26; B66D2700/00; B66D2700/01; B66D2700/0108; B66D2700/0125; B66D2700/0141; B66D2700/0166; Y; Y10; Y10S; Y10S254/00; Y10S254/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
AN AUTOMATIC SELF-TENSIONING DECK MACHINE OF THE WINCH OR WINDLASS TYPE INCLUDING A BARREL OVER WHICH A CABLE IS PAYED-OUT OR HAULED-IN, MEANS TO DRIVE THE SAID BARREL IN EITHER DIRECTION, THE SAID DRIVE MEANS INCLUDING AN A.C. ELECTRIC MOTOR, A COMBINED TORQUE CONVERTER/REVERSE REDUCTION CLUTCH DRIVE UNIT DRIVABLY CONNECTED WITH SAID A.C. ELECTRIC MOTOR, A MAIN SHAFT ON WHICH THE SAID BARREL IS ROTATIVELY MOUNTED, A SPUR GEAR UNIT INCLUDING A STATIONARY CASING, AND AN EPICYCLIC GEAR UNIT INCLUDING A CASING JOURNALLED ON SAID MAIN SHAFT, THE INPUT SIDE OF SAID SPUR GEAR UNIT BEING DRIVABLY CONNECTED TO THE OUTPUT SIDE OF SAID DRIVE MEANS AND HAVING ITS OUTPUT SIDE CONNECTED TO SAID MAIN SHAFT, THE INPUT SIDE OF SAID EPICYCLIC GEAR UNIT BEING CONNECTED TO SAID MAIN SHAFT AND HAVING ITS OUTPUT SIDE CONNECTED TO THE SAID BARREL, A BRAKE OPERATIVELY CONNECTED ON ONE SIDE WITH THE INPUT SIDE OF SAID SPUR GEAR UNIT AND ON THE OTHER SIDE WITH THE SPUR GEAR CASING, HYDRAULIC MEANS CONNECTED TO SAID EPICYCLIC GEAR CASING TO POSITION THE SAID EPICYCLIC GEAR CASING ABOUT
Claim 2
Dependent Claim
182 words
AN AUTOMATIC SELF-TENSIONING DECK MACHINE OF THE WINCH OR WINDLASS TYPE INCLUDING A BARREL OVER WHICH A CABLE IS PAYED-OUT OR HAULED-IN, MEANS TO DRIVE THE SAID BARREL IN EITHER DIRECTION, THE SAID DRIVE MEANS INCLUDING AN A.C. ELECTRIC MOTOR, A COMBINED TORQUE CONVERTER/REVERSE REDUCTION CLUTCH DRIVE UNIT DRIVABLY CONNECTED WITH SAID A.C. ELECTRIC MOTOR, A MAIN SHAFT ON WHICH THE SAID BARREL IS ROTATIVELY MOUNTED, A SPUR GEAR UNIT INCLUDING A STATIONARY CASING, AND AN EPICYCLIC GEAR UNIT INCLUDING A CASING JOURNALLED ON SAID MAIN SHAFT, THE INPUT SIDE OF SAID SPUR GEAR UNIT BEING DRIVABLY CONNECTED TO THE OUTPUT SIDE OF SAID DRIVE MEANS AND HAVING ITS OUTPUT SIDE CONNECTED TO SAID MAIN SHAFT, THE INPUT SIDE OF SAID EPICYCLIC GEAR UNIT BEING CONNECTED TO SAID MAIN SHAFT AND HAVING ITS OUTPUT SIDE CONNECTED TO THE SAID BARREL, A BRAKE OPERATIVELY CONNECTED ON ONE SIDE WITH THE INPUT SIDE OF SAID SPUR GEAR UNIT AND ON THE OTHER SIDE WITH THE SPUR GEAR CASING, HYDRAULIC MEANS CONNECTED TO SAID EPICYCLIC GEAR CASING TO POSITION THE SAID EPICYCLIC GEAR CASING ABOUT
References Cited (Backward Citations)
FR1134598A
Cited
GB882084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |