US3171382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propeller mechanism for boats
Assignee: Volvo Penta AB
•
Filing: 1962-10-17
•
Granted: 1965-03-02
•
Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Bergstedt Karl Abdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:35
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/22; B63H20/08; B63H20/12; B63H20/10; B63H20/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PROPELLER MECHANISM FOR BOATS COMPRISING A VERTICALLY EXTENDING HOUSING SUSPENDED ON THE STERN BOARD OF THE BOAT, A PROPELLER CARRIED BY SAID HOUSING, A VERTICAL DRIVING SHAFT FOR SAID PROPELLER, MEANS FOR ROTATING SAID PROPELLER INCLUDING SAID VERTICAL DRIVING SHAFT IN SAID HOUSING, A HORIZONTAL SHAFT ON WHICH SAID PROPELLER IS MOUNTED, A BEVEL GEARING AT THE UPPER END OF SAID DRIVING SHAFT, MEANS FOR TURNING SAID HOUSING AROUND THE CENTER OF SAID BEVEL GEARING ABOUT A VERTICAL AND A HORIZONTAL AXIS, AN ABUTMENT ON THE STERN BAORD OF THE BOAT, AND A HORIZONTAL CAM DISK ON SAID HOUSING, SAID ABUTMENT AND CAM DISK, IN ALL STEERING POSITION OF THE HOUSING, CO-
Claim 2
Dependent Claim
113 words
A PROPELLER MECHANISM FOR BOATS COMPRISING A VERTICALLY EXTENDING HOUSING SUSPENDED ON THE STERN BOARD OF THE BOAT, A PROPELLER CARRIED BY SAID HOUSING, A VERTICAL DRIVING SHAFT FOR SAID PROPELLER, MEANS FOR ROTATING SAID PROPELLER INCLUDING SAID VERTICAL DRIVING SHAFT IN SAID HOUSING, A HORIZONTAL SHAFT ON WHICH SAID PROPELLER IS MOUNTED, A BEVEL GEARING AT THE UPPER END OF SAID DRIVING SHAFT, MEANS FOR TURNING SAID HOUSING AROUND THE CENTER OF SAID BEVEL GEARING ABOUT A VERTICAL AND A HORIZONTAL AXIS, AN ABUTMENT ON THE STERN BAORD OF THE BOAT, AND A HORIZONTAL CAM DISK ON SAID HOUSING, SAID ABUTMENT AND CAM DISK, IN ALL STEERING POSITION OF THE HOUSING, CO-
References Cited (Backward Citations)
US2118928A
Cited
US3024759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |