US3244271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auger for axially moving and laterally discharging material
Assignee: Case LLC
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Filing: 1964-10-26
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Granted: 1966-04-05
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Expires: 1984-10-26
Abstract
No abstract record available.
Inventors
- 👤 Maurice H Wenning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:28
CPC Classifications
A; A01; A01D; A01D61/00; A01D61/002; A01D61/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN AUGER FOR USE IN A TROUGH HAVING A DISCHARGE OPENING THEREIN, COMPRISING TWO CYLINDRICAL END PORTIONS OF A UNIFORM DIAMETER THROUGHOUT THEIR LENGTHS AND AN INTERMEDIATE PORTION DISPOSED BETWEEN SAID END PORTIONS AND CONNECTED THERETO AND BEING CONTINUOUS THEREBETWEEN ALL SAID PORTIONS BEING ROTATABLY MOUNTED AND INCLUDING BASE MEMBERS AND SPIRALED FLIGHTS MOUNTED ON SAID BASE MEMBERS FOR MOVING MATERIAL AXIALLY OF SAID END PORTIONS IN RESPONSE TO ROTATION OF SA ID PORTIONS, THE RADIAL EXTENT OF SAID BASE MEMBER OF SAID INTERMEDIATE PORTION BEING GRADUALLY INCREASING WITH RESPECT TO THE DIRECTION OF MATERIAL MOVEMENT ALONG THE RESPECTIVE AND END PORTION ADJACENT THE CLOSEST END OF SAID INTERMEDIATE PORTION AND BEING
Claim 2
Dependent Claim
112 words
AN AUGER FOR USE IN A TROUGH HAVING A DISCHARGE OPENING THEREIN, COMPRISING TWO CYLINDRICAL END PORTIONS OF A UNIFORM DIAMETER THROUGHOUT THEIR LENGTHS AND AN INTERMEDIATE PORTION DISPOSED BETWEEN SAID END PORTIONS AND CONNECTED THERETO AND BEING CONTINUOUS THEREBETWEEN ALL SAID PORTIONS BEING ROTATABLY MOUNTED AND INCLUDING BASE MEMBERS AND SPIRALED FLIGHTS MOUNTED ON SAID BASE MEMBERS FOR MOVING MATERIAL AXIALLY OF SAID END PORTIONS IN RESPONSE TO ROTATION OF SA ID PORTIONS, THE RADIAL EXTENT OF SAID BASE MEMBER OF SAID INTERMEDIATE PORTION BEING GRADUALLY INCREASING WITH RESPECT TO THE DIRECTION OF MATERIAL MOVEMENT ALONG THE RESPECTIVE AND END PORTION ADJACENT THE CLOSEST END OF SAID INTERMEDIATE PORTION AND BEING
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |