US3331640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo unloader
Assignee: A F Klinzing Co Inc
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Filing: 1965-11-29
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Granted: 1967-07-18
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Expires: 1985-11-29
Abstract
No abstract record available.
Inventors
- 👤 George D Prentice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:09
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/20; A01F25/2009
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A SILO UNLOADING DEVICE COMPRISING, A FRAME, MEANS FOR PROPELLING AND GUIDING SAID FRAME CIRCUMFERENTIALLY ABOUT THE VERTICAL AXIS OF A SILO ABOVE THE SILAGE STORED THEREIN, AN AUGER TYPE CONVEYOR ROTATABLY MOUNTED ON SAID FRAME FOR CIRCUMFERENTIAL MOVEMENT THEREWITH IN DIRECT ENGAGEMENT WITH THE STORED SILAGE, A HOUSING MOUNTED ON SAID FRAME AT ONE END OF SAID AUGER CONVEYOR, SAID HOUSING HAVING AN INLET OPENING IN AXIAL ALINEMENT WITH SAID AUGER CONVEYOR, A DISTRIBUTING SPOUT EXTENDING FROM THE PERIPHERY OF SAID HOUSING, A BLOWER MOUNTED FOR ROTATION WITHIN SAID HOUSING IN AXIAL ALINEMENT WITH SAID AUGER CONVEYOR, SAID BLOWER AND CONVEYOR BEING MOUNTED FOR ROTATION ON A COMMON SHAFT, AND MEANS FOR DRIVING SAID SHAFT TO SIMULTANEOUSLY ROTATE SAID AUGER CONVEYOR AND SAID BLOWER AT THE SAME SPEED TO THEREBY CAUSE SAID CONVEYOR TO FEED SILAGE TO SAID BLOWER AND SAID BLOWER TO DELIVER THE SILAGE THROUGH SAID DISTRIBUTING SPOUT AS SAID FRAME IS PROPELLED AND GUIDED CIRCUMFERENTIALLY ABOUT THE SILO.
Claim 2
Dependent Claim
162 words
A SILO UNLOADING DEVICE COMPRISING, A FRAME, MEANS FOR PROPELLING AND GUIDING SAID FRAME CIRCUMFERENTIALLY ABOUT THE VERTICAL AXIS OF A SILO ABOVE THE SILAGE STORED THEREIN, AN AUGER TYPE CONVEYOR ROTATABLY MOUNTED ON SAID FRAME FOR CIRCUMFERENTIAL MOVEMENT THEREWITH IN DIRECT ENGAGEMENT WITH THE STORED SILAGE, A HOUSING MOUNTED ON SAID FRAME AT ONE END OF SAID AUGER CONVEYOR, SAID HOUSING HAVING AN INLET OPENING IN AXIAL ALINEMENT WITH SAID AUGER CONVEYOR, A DISTRIBUTING SPOUT EXTENDING FROM THE PERIPHERY OF SAID HOUSING, A BLOWER MOUNTED FOR ROTATION WITHIN SAID HOUSING IN AXIAL ALINEMENT WITH SAID AUGER CONVEYOR, SAID BLOWER AND CONVEYOR BEING MOUNTED FOR ROTATION ON A COMMON SHAFT, AND MEANS FOR DRIVING SAID SHAFT TO SIMULTANEOUSLY ROTATE SAID AUGER CONVEYOR AND SAID BLOWER AT THE SAME SPEED TO THEREBY CAUSE SAID CONVEYOR TO FEED SILAGE TO SAID BLOWER AND SAID BLOWER TO DELIVER THE SILAGE THROUGH SAID DISTRIBUTING SPOUT AS SAID FRAME IS PROPELLED AND GUIDED CIRCUMFERENTIALLY ABOUT THE SILO.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |