US3254755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable automatic bin filler
Assignee: University of California Berkeley
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Filing: 1963-11-07
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Granted: 1966-06-07
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Expires: 1983-11-07
Abstract
No abstract record available.
Inventors
- 👤 O'brien Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:36
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/02; B65B25/04; B65B25/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A PORTABLE AUTOMATIC BIN FILLER COMPRISNG A MAIN FRAME ADAPTED TO BE RAISED AND LOWERED, A HANGING CONVEYOR FRAME, MEANS FOR MOUNTING SAID HANGING CONVEYOR FRAME ON SAID MAIN FRAME FOR SWINGING MOVEMENT ABOUT A LONGITUDINAL AXIS AND ABOUT A PREDETERMINED TRANSVERSE AXIS, A FLIGHT CONVEYOR BELT, MEANS FOR MOUNTING SAID FLIGHT CONVEYOR BELT ON SAID HANGING CONVEYOR FRAME FOR OPERATION ABOUT A PAIR OF TRANSVERSE AXES ONE OF WHICH IS SAID PREDETERMINED TRANSVERSE AXIS, A DRIVE MECHANISM ON SAID MAIN FRAME, MEANS INCLUDING A FLEXIBLE DRIVE SHAFT FOR OPERATING SAID FLIGHT CONVEYOR BELT FROM SAID DRIVE MECHANISM, MEANS FOR RAISING AND LOWERING SAID MAIN FRAME, AND MEANS ON SAID HANGING CONVEYOR FRAME FOR DETECTING AN OBSTRUCTION BENEATH SAID HANGING CONVEYOR FRAME AND ACTUATING SAID RAISING MEANS.
Claim 2
Dependent Claim
127 words
A PORTABLE AUTOMATIC BIN FILLER COMPRISNG A MAIN FRAME ADAPTED TO BE RAISED AND LOWERED, A HANGING CONVEYOR FRAME, MEANS FOR MOUNTING SAID HANGING CONVEYOR FRAME ON SAID MAIN FRAME FOR SWINGING MOVEMENT ABOUT A LONGITUDINAL AXIS AND ABOUT A PREDETERMINED TRANSVERSE AXIS, A FLIGHT CONVEYOR BELT, MEANS FOR MOUNTING SAID FLIGHT CONVEYOR BELT ON SAID HANGING CONVEYOR FRAME FOR OPERATION ABOUT A PAIR OF TRANSVERSE AXES ONE OF WHICH IS SAID PREDETERMINED TRANSVERSE AXIS, A DRIVE MECHANISM ON SAID MAIN FRAME, MEANS INCLUDING A FLEXIBLE DRIVE SHAFT FOR OPERATING SAID FLIGHT CONVEYOR BELT FROM SAID DRIVE MECHANISM, MEANS FOR RAISING AND LOWERING SAID MAIN FRAME, AND MEANS ON SAID HANGING CONVEYOR FRAME FOR DETECTING AN OBSTRUCTION BENEATH SAID HANGING CONVEYOR FRAME AND ACTUATING SAID RAISING MEANS.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |