US3077975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor
Assignee: Unisys Corp
•
Filing: 1960-02-24
•
Granted: 1963-02-19
•
Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Jr William Hobbs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:46
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/74; B65G47/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A CONVEYING MECHANISM FOR GRANULAR MATERIAL COMPRISING, AN ELONGATED CONDUIT HAVING A DISCHARGE OPENING INTERMEDIATE THE ENDS THEREOF, MEANS TO CONVEY MATERIAL THROUGH SAID CONDUIT, A CLOSURE MEMBER FOR SAID OPENING DISPOSED AGAINST THE OUTER PERIPHERY OF SAID CONDUIT, AND MEANS MOUNTING SAID CLOSURE MEMBER FOR ANGULAR ADJUSTMENT ABOUT THE CONDUIT TO OPEN AND CLOSE THE DISCHARGE OPENING AND FOR MOVEMENT RADIALLY OUTWARDLY FROM THE CONDUIT TO COMPENSATE FOR MATERIAL BECOMING WEDGED BETWEEN THE CLOSURE MEMBER AND CONDUIT, SAID MEANS COMPRISING A STRAP EXTENDING AROUND SAID CONDUIT AND HAVING ITS ENDS POSITIONED ADJACENT THE CLOSURE MEMBER, AND MEANS RESILIENTLY CONNECTING THE END OF SAID STRAP TO SAID CLOSURE MEMBER AND BIASING THE STRAP AND CLOSURE MEMBER RADIALLY INWARDLY AGAINST THE CONDUIT.
Claim 2
Dependent Claim
121 words
A CONVEYING MECHANISM FOR GRANULAR MATERIAL COMPRISING, AN ELONGATED CONDUIT HAVING A DISCHARGE OPENING INTERMEDIATE THE ENDS THEREOF, MEANS TO CONVEY MATERIAL THROUGH SAID CONDUIT, A CLOSURE MEMBER FOR SAID OPENING DISPOSED AGAINST THE OUTER PERIPHERY OF SAID CONDUIT, AND MEANS MOUNTING SAID CLOSURE MEMBER FOR ANGULAR ADJUSTMENT ABOUT THE CONDUIT TO OPEN AND CLOSE THE DISCHARGE OPENING AND FOR MOVEMENT RADIALLY OUTWARDLY FROM THE CONDUIT TO COMPENSATE FOR MATERIAL BECOMING WEDGED BETWEEN THE CLOSURE MEMBER AND CONDUIT, SAID MEANS COMPRISING A STRAP EXTENDING AROUND SAID CONDUIT AND HAVING ITS ENDS POSITIONED ADJACENT THE CLOSURE MEMBER, AND MEANS RESILIENTLY CONNECTING THE END OF SAID STRAP TO SAID CLOSURE MEMBER AND BIASING THE STRAP AND CLOSURE MEMBER RADIALLY INWARDLY AGAINST THE CONDUIT.
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |