US3229658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amphibious mud and water vehicle
Assignee: Individual
•
Filing: 1965-02-19
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Granted: 1966-01-18
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Expires: 1985-02-19
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Schrader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:36
CPC Classifications
B; B63; B63H; B63H1/00; B63H1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
224 words
AN AMPHIBIOUS MUD AND WATER VEHICLE COMPRISING, IN COMBINATION, A MAIN HULL HAVING A CENTRAL PASSENGER COMPARTMENT, A PAIR OF ELONGATED PROPELLING MEMBERS ROTATABLY MOUNTED BENEATH SAID HULL IN SPACED APART PARALLEL RELATIONSHIP PARALLEL TO THE LONGITUDINAL AXIS OF SAID HULL, MOTIVE POWER MEANS MOUNTED WITHIN SAID HULL, POWER TRANSMISSION MEANS DRIVINGLY CONNECTING SAID MOTIVE POWER MEANS TO SAID PROPELLING MEMBERS, AND GEAR MEANS ASSOCIATED WITH SAID POWER TRANSMISSION MEANS AND SAID MOTIVE POWER MEANS FOR CONTROLLING THE DIRECTION OF ROTATION OF SAID PROPELLING MEMBERS, EACH OF SAID PROPELLING MEMBERS COMPRISING A HOLLOW CYLINDRICAL MEMBER HAVING A PLURALITY OF RADIALLY OUTWARDLY PROJECTING SPIRAL VANES, SAID VANES OF ONE OF SAID MEMBERS SPIRALLY IN A DIRECTION OPPOSITE TO THE DIRECTION OF SPIRALLY OF SAID VANES OF THE OTHER ONE OF SAID MEMBERS, SAID POWER TRANSMISSION MEANS COMPRISING A POWER TAKE-OFF SHAFT EXTENDING TRANSVERSELY OF SAID HULL, SAID MOTIVE POWER MEANS HAVING A DRIVE SHAFT DRIVINGLY CONNECTED TO SAID POWER TAKEOFF SHAFT, SAID GEAR MEANS COMPRSING A PAIR OF GEAR BOXES, EACH ONE OF SAID GEAR BOXES ROTATABLY SUPPORTING A PAIR OF SPACED FACING BEVEL GEARS, SAID BEVEL GEARS OF EACH OF SAID GEAR BOXES BEING LONGITUDINALLY SLIDABLY SUPPORTED UPON ONE END OF SAID POWER TAKE-OFF SHAFT FOR LIMITED RECTILINEAR MOVEMENT THEREUPON, A PAIR OF LATERALLY SPACED APART OUTUT SHAFTS EACH ROTATABLY CARRIED BY SAID HULL
Claim 2
Dependent Claim
224 words
AN AMPHIBIOUS MUD AND WATER VEHICLE COMPRISING, IN COMBINATION, A MAIN HULL HAVING A CENTRAL PASSENGER COMPARTMENT, A PAIR OF ELONGATED PROPELLING MEMBERS ROTATABLY MOUNTED BENEATH SAID HULL IN SPACED APART PARALLEL RELATIONSHIP PARALLEL TO THE LONGITUDINAL AXIS OF SAID HULL, MOTIVE POWER MEANS MOUNTED WITHIN SAID HULL, POWER TRANSMISSION MEANS DRIVINGLY CONNECTING SAID MOTIVE POWER MEANS TO SAID PROPELLING MEMBERS, AND GEAR MEANS ASSOCIATED WITH SAID POWER TRANSMISSION MEANS AND SAID MOTIVE POWER MEANS FOR CONTROLLING THE DIRECTION OF ROTATION OF SAID PROPELLING MEMBERS, EACH OF SAID PROPELLING MEMBERS COMPRISING A HOLLOW CYLINDRICAL MEMBER HAVING A PLURALITY OF RADIALLY OUTWARDLY PROJECTING SPIRAL VANES, SAID VANES OF ONE OF SAID MEMBERS SPIRALLY IN A DIRECTION OPPOSITE TO THE DIRECTION OF SPIRALLY OF SAID VANES OF THE OTHER ONE OF SAID MEMBERS, SAID POWER TRANSMISSION MEANS COMPRISING A POWER TAKE-OFF SHAFT EXTENDING TRANSVERSELY OF SAID HULL, SAID MOTIVE POWER MEANS HAVING A DRIVE SHAFT DRIVINGLY CONNECTED TO SAID POWER TAKEOFF SHAFT, SAID GEAR MEANS COMPRSING A PAIR OF GEAR BOXES, EACH ONE OF SAID GEAR BOXES ROTATABLY SUPPORTING A PAIR OF SPACED FACING BEVEL GEARS, SAID BEVEL GEARS OF EACH OF SAID GEAR BOXES BEING LONGITUDINALLY SLIDABLY SUPPORTED UPON ONE END OF SAID POWER TAKE-OFF SHAFT FOR LIMITED RECTILINEAR MOVEMENT THEREUPON, A PAIR OF LATERALLY SPACED APART OUTUT SHAFTS EACH ROTATABLY CARRIED BY SAID HULL
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |