Patent US3092241A successfully refreshed from Google Patents.
US3092241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulk truck with flexible conveyor
Assignee: Individual
•
Filing: 1959-10-13
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Granted: 1963-06-04
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Expires: 1979-10-13
Abstract
No abstract record available.
Inventors
- 👤 Dubie Orville Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:13
CPC Classifications
B; B65; B65G; B65G33/00; B65G2812/00; B65G2812/05; B65G2812/0505; B65G2812/0511; B65G2812/0516; B65G2812/0522
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A DRIVEN MULTI-SECTION SCREW CONVEYOR COMPRISING; RIGID AND FLEXIBLE SHAFT SECTIONS ROTATABLE WITHIN A HOUSING, SAID SHAFT HAVING SECURED BY STAKING MEANS THERETO PLURALITIES OF FIRST AND SECOND SPACED SLEEVES, SAID FIRST SLEEVES BEING STAKED TO THE RIGID PORTION OF SAID ROTATABLE SHAFT AND BEING OF SUFFICIENT LENGTH TO SUPPORT A HELICAL FLIGHT, EACH OF SAID FIRST SLEEVES FURTHER HAVING A CONSTANT INTERNAL DIAMETER THROUGHOUT THE ENTIRE LENGTH THEREOF, SAID SECOND SLEEVES BEING STAKED TO THE FLEXIBLE SECTIONS OF SAID ROTATABLE SHAFT AND BEING OF SUFFICIENT LENGTH TO SUPPORT A HELICAL FLIGHT, SAID SECOND SLEEVES FURTHER INCLUDING CENTER PORTIONS TO PROVIDE A BEARING SURFACE THROUGH WHICH THE STAKING MEANS PASS, AND END PORTIONS HAVING A RELATIVELY LARGER INTERNAL DIAMETER THAN THE SECURED CENTER PORTIONS FOR PERMITTING INCREASED FLEXIBILITY OF THE ROTATABLE SHAFT.
Claim 2
Dependent Claim
132 words
A DRIVEN MULTI-SECTION SCREW CONVEYOR COMPRISING; RIGID AND FLEXIBLE SHAFT SECTIONS ROTATABLE WITHIN A HOUSING, SAID SHAFT HAVING SECURED BY STAKING MEANS THERETO PLURALITIES OF FIRST AND SECOND SPACED SLEEVES, SAID FIRST SLEEVES BEING STAKED TO THE RIGID PORTION OF SAID ROTATABLE SHAFT AND BEING OF SUFFICIENT LENGTH TO SUPPORT A HELICAL FLIGHT, EACH OF SAID FIRST SLEEVES FURTHER HAVING A CONSTANT INTERNAL DIAMETER THROUGHOUT THE ENTIRE LENGTH THEREOF, SAID SECOND SLEEVES BEING STAKED TO THE FLEXIBLE SECTIONS OF SAID ROTATABLE SHAFT AND BEING OF SUFFICIENT LENGTH TO SUPPORT A HELICAL FLIGHT, SAID SECOND SLEEVES FURTHER INCLUDING CENTER PORTIONS TO PROVIDE A BEARING SURFACE THROUGH WHICH THE STAKING MEANS PASS, AND END PORTIONS HAVING A RELATIVELY LARGER INTERNAL DIAMETER THAN THE SECURED CENTER PORTIONS FOR PERMITTING INCREASED FLEXIBILITY OF THE ROTATABLE SHAFT.
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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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |