US3105311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth moving vehicle
Assignee: FMC Corp
•
Filing: 1960-05-25
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Granted: 1963-10-01
•
Expires: 1980-05-25
Abstract
No abstract record available.
Inventors
- 👤 James M Hait
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:19
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/657; E02F3/6409; E02F3/6436
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
AN EARTH MOVING VEHICLE COMPRISING A WHEELED SUPPORT STRUCTURE, A HOPPER ON SAID STRUCTURE HAVING AN OPEN END ADJACENT THE REAR OF SAID STRUCTURE, A LOADING BLADE DISPOSED TRANSVERSELY ACROSS THE OPEN END OF SAID HOPPER MEANS MOUNTING SAID BLADE UPON SAID HOPPER FOR MOVEMENT ABOUT A HORIZONTAL AXIS AND IN A CONTINUOUS CIRCULAR PATH HAVING A PORTION EXTERIOR OF SAID HOPPER AND A PORTION INTERIOR OF SAID HOPPER, SAID MOUNTING MEANS BEING SO CONSTRUCTED THAT SAID BLADE IS DISPOSED ENTIRELY ABOVE SAID HOPPER OPEN END WHEN POSITIONED AT THE APEX OF SAID CIRCULAR PATH, MEANS FOR MOVING SAID BLADE IN SAID CIRCULAR PATH, A CONTROL MECHANISM OPERATIVELY CONNECTED BETWEEN SAID BLADE AND SAID BLADE MOUNTING MEANS FOR NORMALLY MAINTAINING SAID BLADE IN A FIXED ORIENTATION RELATIVE TO A VERTICAL PLANE DURING MOVEMENT IN SAID CIRCULAR PATH,
Claim 2
Dependent Claim
137 words
AN EARTH MOVING VEHICLE COMPRISING A WHEELED SUPPORT STRUCTURE, A HOPPER ON SAID STRUCTURE HAVING AN OPEN END ADJACENT THE REAR OF SAID STRUCTURE, A LOADING BLADE DISPOSED TRANSVERSELY ACROSS THE OPEN END OF SAID HOPPER MEANS MOUNTING SAID BLADE UPON SAID HOPPER FOR MOVEMENT ABOUT A HORIZONTAL AXIS AND IN A CONTINUOUS CIRCULAR PATH HAVING A PORTION EXTERIOR OF SAID HOPPER AND A PORTION INTERIOR OF SAID HOPPER, SAID MOUNTING MEANS BEING SO CONSTRUCTED THAT SAID BLADE IS DISPOSED ENTIRELY ABOVE SAID HOPPER OPEN END WHEN POSITIONED AT THE APEX OF SAID CIRCULAR PATH, MEANS FOR MOVING SAID BLADE IN SAID CIRCULAR PATH, A CONTROL MECHANISM OPERATIVELY CONNECTED BETWEEN SAID BLADE AND SAID BLADE MOUNTING MEANS FOR NORMALLY MAINTAINING SAID BLADE IN A FIXED ORIENTATION RELATIVE TO A VERTICAL PLANE DURING MOVEMENT IN SAID CIRCULAR PATH,
References Cited (Backward Citations)
US2795872A
Cited
US2844892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |