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US3216392A
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Marine propulsion device with electromagnetic reversing clutch
Assignee: Outboard Marine Corp
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Filing: 1961-10-09
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Granted: 1965-11-09
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Expires: 1981-10-09
Abstract
No abstract record available.
Inventors
- 👤 William J Shimanckas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:28
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/02; B63H23/08; B63H20/00; B63H20/14; F; F16; F16D; F16D27/00; F16D27/10; F16D27/105; F16D2027/008
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
A MARINE PROPULSION DEVICE INCLUDING A GENERALLY UPRIGHT STRUT MOUNTED FOR VERTICAL AND HORIZONTAL DIRIGIBLE MOVEMENT AND INCLUDING A DRIVESHAFT, A PROPELLER SHAFT MOUNTED ON SAID STRUT TO PARTAKE OF SAID STRUT MOVEMENT AND HAVING BEARINGS FOR ITS INDEPENDENT ROTATION, MEANS INCLUDING CLUTCH MEANS FOR ROTATABLY DRIVING SAID PROPELLER SHAFT FROM SAID DRIVESHAFT, ELECTROMAGNETIC MEANS FOR ACTUATING SAID CLUTCH MEANS, AND ELECTRICAL CONNECTIONS TO SAID ELECTROMAGNETIC MEANS EXTENDING WITHING SAID STRUT FROM THE EXTERIOR OF SAID MARINE PROPULSION DEVICE.
References Cited (Backward Citations)
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US2728320A
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US2798581A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |