US3124278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gravity flow distributor for granular material
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:51
CPC Classifications
A; A01; A01C; A01C15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A GRAVITY FLOW DISTRIBUTOR FOR GRANULAR MATERIAL COMPRISING A HOPPER ASSEMBLY, A SPOUT ASSEMBLY, VALVE MEANS BETWEEN SAID HOPPER ASSEMBLY AND SPOUT ASSEMBLY, AN ORIFICE IN SAID HOPPER ASSEMBLY IN REGISTER WITH THE SPOUT ASSEMBLY, AND MEANS IN SAID HOPPER ASSEMBLY FOR PREVENTING ADHESION OF PARTICLES IN SAID ORIFICE, SAID LASTMENTIONED MEANS COMPRISING AN ELONGATED VERTICAL TUBULAR HOUSING, OPENINGS AT OPPOSITE ENDS OF SAID TUBULAR HOUSING, SAID OPENINGS BEING ALIGNED WITH SAID ORIFICE, A ROD EXTENDING FROM THE INTERIOR OF SAID TUBULAR HOUSING, THROUGH THE LOWER OPENING, INTO SAID ORIFICE, SAID ROD BEING SUSPENDED FROM A SPRING AT ITS UPPER END, SAID SPRING BEING SUSPENDED FROM AN ADJUSTABLE THREADED ROD IN THE UPPER OPENING, A WEIGHT MOUNTED ON SAID ROD WITHIN SAID TUBULAR HOUSING, AND FLEXIBLE DIAPHRAGM MEANS ENCOMPASSING SAID ROD WITHIN SAID TUBULAR HOUSING.
Claim 2
Dependent Claim
135 words
A GRAVITY FLOW DISTRIBUTOR FOR GRANULAR MATERIAL COMPRISING A HOPPER ASSEMBLY, A SPOUT ASSEMBLY, VALVE MEANS BETWEEN SAID HOPPER ASSEMBLY AND SPOUT ASSEMBLY, AN ORIFICE IN SAID HOPPER ASSEMBLY IN REGISTER WITH THE SPOUT ASSEMBLY, AND MEANS IN SAID HOPPER ASSEMBLY FOR PREVENTING ADHESION OF PARTICLES IN SAID ORIFICE, SAID LASTMENTIONED MEANS COMPRISING AN ELONGATED VERTICAL TUBULAR HOUSING, OPENINGS AT OPPOSITE ENDS OF SAID TUBULAR HOUSING, SAID OPENINGS BEING ALIGNED WITH SAID ORIFICE, A ROD EXTENDING FROM THE INTERIOR OF SAID TUBULAR HOUSING, THROUGH THE LOWER OPENING, INTO SAID ORIFICE, SAID ROD BEING SUSPENDED FROM A SPRING AT ITS UPPER END, SAID SPRING BEING SUSPENDED FROM AN ADJUSTABLE THREADED ROD IN THE UPPER OPENING, A WEIGHT MOUNTED ON SAID ROD WITHIN SAID TUBULAR HOUSING, AND FLEXIBLE DIAPHRAGM MEANS ENCOMPASSING SAID ROD WITHIN SAID TUBULAR HOUSING.
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |