US3219178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating auger flight for conveyors
Assignee: Individual
•
Filing: 1962-07-02
•
Granted: 1965-11-23
•
Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Mayrath Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:51
CPC Classifications
B; B65; B65G; B65G33/00; B65G2812/00; B65G2812/05; B65G2812/0505; B65G2812/0511; B65G2812/0527
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
IN AN AUGER CONVEYOR, AN AUGER CASING, A ONE-PIECE SHAFT IN SAID CASING HAVING A DRIVING CONNECTION AT ONE END THEREOF, A HELICAL RIBBON CONVEYOR FLIGHT OF CONSTANT PITCH AND DIAMETER SECURED AT ONE OF ITS ENDS TO SAID SHAFT AT THE OPPOSITE END OF THE LATTER AND EXTENDING LOOSELY ABOUT SAID SHAFT TOWARD THE DRIVING CONNECTION; AND A SLEEVE SLIDABLY AND ROTATABLY ENCIRCLING SAID SHAFT ADJACENT SAID DRIVING CONNECTION, FOR LIMITED ROTATION AND AXIAL DIS-
Claim 2
Dependent Claim
76 words
IN AN AUGER CONVEYOR, AN AUGER CASING, A ONE-PIECE SHAFT IN SAID CASING HAVING A DRIVING CONNECTION AT ONE END THEREOF, A HELICAL RIBBON CONVEYOR FLIGHT OF CONSTANT PITCH AND DIAMETER SECURED AT ONE OF ITS ENDS TO SAID SHAFT AT THE OPPOSITE END OF THE LATTER AND EXTENDING LOOSELY ABOUT SAID SHAFT TOWARD THE DRIVING CONNECTION; AND A SLEEVE SLIDABLY AND ROTATABLY ENCIRCLING SAID SHAFT ADJACENT SAID DRIVING CONNECTION, FOR LIMITED ROTATION AND AXIAL DIS-
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |