US3094097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inboard-outboard boat propulsion unit
Assignee: Individual
•
Filing: 1958-03-18
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Granted: 1963-06-18
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Expires: 1978-03-18
Abstract
No abstract record available.
Inventors
- 👤 Floyd P Ellzey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:54
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/22; B63H20/001; B63H20/002; B63H20/08; B63H20/10; B63H20/12; B63H20/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A BOAT PROPULSION UNIT OF THE CHARACTER DESCRIBED AND INCLUDING, A FRAME ADAPTED TO BE ATTACHED TO THE BOAT AND HAVING A HOUSING WITH A CENTRAL BODY WITH A CHAMBER THEREIN AND WITH A LATERALLY DISPOSED SUPPORT WITH A CHAMBER THEREIN OPEN TO THE FIRST MENTIONED CHAMBER, SAID SUPPORT HAVING AN INWARDLY FACED WALL WITH AN OPENING THERETHROUGH, A DRIVE SHAFT CARRIED BY THE FRAME ON A LONGITUDINALLY DISPOSED AXIS, AN ARM SHIFTABLE RELATIVE TO THE FRAME TO SUPPORT A PROPELLER ASSEMBLY AND HAVING A HOUSING WITH AN EXTENSION ENGAGED THROUGH THE SAID OPENING IN THE WALL OF THE SUPPORT, SAID HOUSING HAVING A CHAMBER THEREIN IN OPEN COMMUNICATION WITH THE FIRST MENTIONED CHAMBERS, A DRIVEN SHAFT CARRIED BY THE ARM TO OPERATE SAID PROPELLER ASSEMBLY, MEANS PIVOTALLY JOINING THE ARM TO THE FRAME ON A SUBSTANTIALLY HORIZONTAL TRANSVERSE AXIS, AN INTERMEDIATE SHAFT ON AN AXIS COINCIDENTAL WITH THE AXIS OF SAID MEANS, THE AXIS OF THE DRIVEN SHAFT BEING NORMAL TO THE AXIS OF THE INTERMEDIATE SHAFT TO SWING IN A PLANE SUBSTANTIALLY COINCIDENTAL WITH THE AXIS OF THE DRIVE SHAFT, AND A GEAR DRIVE HAVING A PAIR OF GEARS OPERATED BY THE DRIVE SHAFT AND WITHIN THE CHAMBER IN THE
Claim 2
Dependent Claim
202 words
A BOAT PROPULSION UNIT OF THE CHARACTER DESCRIBED AND INCLUDING, A FRAME ADAPTED TO BE ATTACHED TO THE BOAT AND HAVING A HOUSING WITH A CENTRAL BODY WITH A CHAMBER THEREIN AND WITH A LATERALLY DISPOSED SUPPORT WITH A CHAMBER THEREIN OPEN TO THE FIRST MENTIONED CHAMBER, SAID SUPPORT HAVING AN INWARDLY FACED WALL WITH AN OPENING THERETHROUGH, A DRIVE SHAFT CARRIED BY THE FRAME ON A LONGITUDINALLY DISPOSED AXIS, AN ARM SHIFTABLE RELATIVE TO THE FRAME TO SUPPORT A PROPELLER ASSEMBLY AND HAVING A HOUSING WITH AN EXTENSION ENGAGED THROUGH THE SAID OPENING IN THE WALL OF THE SUPPORT, SAID HOUSING HAVING A CHAMBER THEREIN IN OPEN COMMUNICATION WITH THE FIRST MENTIONED CHAMBERS, A DRIVEN SHAFT CARRIED BY THE ARM TO OPERATE SAID PROPELLER ASSEMBLY, MEANS PIVOTALLY JOINING THE ARM TO THE FRAME ON A SUBSTANTIALLY HORIZONTAL TRANSVERSE AXIS, AN INTERMEDIATE SHAFT ON AN AXIS COINCIDENTAL WITH THE AXIS OF SAID MEANS, THE AXIS OF THE DRIVEN SHAFT BEING NORMAL TO THE AXIS OF THE INTERMEDIATE SHAFT TO SWING IN A PLANE SUBSTANTIALLY COINCIDENTAL WITH THE AXIS OF THE DRIVE SHAFT, AND A GEAR DRIVE HAVING A PAIR OF GEARS OPERATED BY THE DRIVE SHAFT AND WITHIN THE CHAMBER IN THE
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |