US3097889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diverting valve for fluidizing gravity conveyor
Assignee: Fuller Co
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Filing: 1960-11-04
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Granted: 1963-07-16
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Expires: 1980-11-04
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Lenhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:41
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/16; B65G53/18; B65G53/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A FLUIDIZING GRAVITY CONVEYOR FOR PULVERULENT MATERIAL COMPRISING A PAIR OF CONVEYOR SECTIONS EACH INCLUDING A GAS-PERMEABLE CONVEYING DECK AND A PLENUM CHAMBER UNDERLYING SAID GAS-PERMEABLE DOCK FROM WHICH A GAS IS ADAPTED TO BE PASSED UPWARDLY THROUGH SAID GAS-PERMEABLE DECK, AND A DIVERTING SECTION INTERPOSED BETWEEN SAID PAIR OF CONVEYING SECTIONS AND HAVING ITS ENDS CONNECTED TO THE RESPECTIVE ADJACENT ENDS OF SAID PAIR OF CONVEYOR SECTIONS, SAID DIVERTING SECTION COMPRISING A HINGE PINTLE EXTENDING TRANSVERSELY OF THE DIRECTION OF FLOW OF MATERIAL THROUGH SAID SECTION, MEANS FOR TURNING SAID HINGE PINTLE ABOUT ITS AXIS, A DIVERTING VALVE MOUNTED ON SAID HINGE PINTLE TO SWING THEREWITH AS SAID HINGE PINGLE IS TURNED, SAID DIVERTING VALVE INCLUDING AN UPPER GAS-PERMEABLE CONVEYING DECK AND AN UNDERLYING PLENUM CHAMBER FOR RECEIVING GAS UNDER PRESSURE TO PASS UPWARDLY THROUGH SAID GASPERMEABLE DECK INTO OVERLYING MATERIAL TO FLUIDIZE IT, SAID HINGE PINTLE HAVING A BORE, ONE END OF SAID BORE COMMUNI-
Claim 2
Dependent Claim
157 words
A FLUIDIZING GRAVITY CONVEYOR FOR PULVERULENT MATERIAL COMPRISING A PAIR OF CONVEYOR SECTIONS EACH INCLUDING A GAS-PERMEABLE CONVEYING DECK AND A PLENUM CHAMBER UNDERLYING SAID GAS-PERMEABLE DOCK FROM WHICH A GAS IS ADAPTED TO BE PASSED UPWARDLY THROUGH SAID GAS-PERMEABLE DECK, AND A DIVERTING SECTION INTERPOSED BETWEEN SAID PAIR OF CONVEYING SECTIONS AND HAVING ITS ENDS CONNECTED TO THE RESPECTIVE ADJACENT ENDS OF SAID PAIR OF CONVEYOR SECTIONS, SAID DIVERTING SECTION COMPRISING A HINGE PINTLE EXTENDING TRANSVERSELY OF THE DIRECTION OF FLOW OF MATERIAL THROUGH SAID SECTION, MEANS FOR TURNING SAID HINGE PINTLE ABOUT ITS AXIS, A DIVERTING VALVE MOUNTED ON SAID HINGE PINTLE TO SWING THEREWITH AS SAID HINGE PINGLE IS TURNED, SAID DIVERTING VALVE INCLUDING AN UPPER GAS-PERMEABLE CONVEYING DECK AND AN UNDERLYING PLENUM CHAMBER FOR RECEIVING GAS UNDER PRESSURE TO PASS UPWARDLY THROUGH SAID GASPERMEABLE DECK INTO OVERLYING MATERIAL TO FLUIDIZE IT, SAID HINGE PINTLE HAVING A BORE, ONE END OF SAID BORE COMMUNI-
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |