US3132477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering and water propulsion system for watercraft
Assignee: Individual
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Filing: 1961-07-07
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Granted: 1964-05-12
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Expires: 1981-07-07
Abstract
No abstract record available.
Inventors
- 👤 Egger James Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:17
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/02; B63H11/04; B63H25/00; B63H25/46; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87056; Y10T137/87064; Y10T137/877; Y10T137/87708; Y10T137/87748
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
APPARATUS FOR STEERING AND PROPELLING A WATERCRAFT BY MEANS OF SELECTIVELY RELEASABLE JETS OF WATER UNDER PRESSURE COMPRISING, A WATER SUPPLY PUMP, AN ANNULAR MANIFOLD CONNECTED TO RECEIVE WATER UNDER PRESSURE FROM SAID PUMP, A MULTIPLICITY OF SELECTIVELY OPERABLE VALVES CONNECTED TO AND DISPOSED ABOUT SAID MANIFOLD, A VALVE OPERATING MEMBER EXTENDING FROM EACH OF SAID VALVES, A MULTIPLICITY OF WATER OUTLET PORTS POSITIONED FOR EXPELLING JETS OF WATER IN DIFFERENT DIRECTIONS, WATER-CONVEYING CONDUITS CONNECTING SAID MULTIPLICITY OF WATER OUTLET PORTS TO SAID MANIFOLD VIA SAID MULTIPLICITY OF SELECTIVELY OPERABLE VALVES, A MOVABLE STEERING ROD, A CAM MEMBER CONNECTED TO SAID STEERING ROD, SAID CAM MEMBER BEING POSITIONED ADJACENT THE VALVE OPERATING MEMBERS AND BEING SELECTIVELY MOVABLE BY SAID STEERING ROD TO OPEN ONE OR MORE OF SAID SELECTIVELY OPERABLE VALVES THROUGH THE VALVE OPERATING MEMBERS FOR EXPELLING JETS OF WATER FROM THE MANIFOLD THROUGH SELECTED OUTLET PORTS FOR PROPELLING A WATERCRAFT SUBSTANTIALLY IN THE DIRECTION SAID STEERING ROD IS MOVED.
Claim 2
Dependent Claim
161 words
APPARATUS FOR STEERING AND PROPELLING A WATERCRAFT BY MEANS OF SELECTIVELY RELEASABLE JETS OF WATER UNDER PRESSURE COMPRISING, A WATER SUPPLY PUMP, AN ANNULAR MANIFOLD CONNECTED TO RECEIVE WATER UNDER PRESSURE FROM SAID PUMP, A MULTIPLICITY OF SELECTIVELY OPERABLE VALVES CONNECTED TO AND DISPOSED ABOUT SAID MANIFOLD, A VALVE OPERATING MEMBER EXTENDING FROM EACH OF SAID VALVES, A MULTIPLICITY OF WATER OUTLET PORTS POSITIONED FOR EXPELLING JETS OF WATER IN DIFFERENT DIRECTIONS, WATER-CONVEYING CONDUITS CONNECTING SAID MULTIPLICITY OF WATER OUTLET PORTS TO SAID MANIFOLD VIA SAID MULTIPLICITY OF SELECTIVELY OPERABLE VALVES, A MOVABLE STEERING ROD, A CAM MEMBER CONNECTED TO SAID STEERING ROD, SAID CAM MEMBER BEING POSITIONED ADJACENT THE VALVE OPERATING MEMBERS AND BEING SELECTIVELY MOVABLE BY SAID STEERING ROD TO OPEN ONE OR MORE OF SAID SELECTIVELY OPERABLE VALVES THROUGH THE VALVE OPERATING MEMBERS FOR EXPELLING JETS OF WATER FROM THE MANIFOLD THROUGH SELECTED OUTLET PORTS FOR PROPELLING A WATERCRAFT SUBSTANTIALLY IN THE DIRECTION SAID STEERING ROD IS MOVED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |