US3079046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spout compensating loading gate control
Assignee: Western States Machine Co
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Filing: 1960-01-25
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Granted: 1963-02-26
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Expires: 1980-01-25
Abstract
No abstract record available.
Inventors
- 👤 Ralph C Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:13
CPC Classifications
B; B04; B04B; B04B11/00; B04B11/04; B04B11/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A LOADING CONTROL MECHANISM FOR A CYCLICAL CENTRIFUGAL INSTALLATION INCLUDING A ROTARY BASKET, A TANK FOR HOLDING A FLOWABLE CHARGE MATERIAL THE FLUIDITY OF WHICH IS SUSCEPTIBLE TO VARIATIONS, HAVING A SPOUT THROUGH WHICH THE CHARGE MATERIAL IS TO BE DISCHARGED BY POURING UNDER GRAVITY FROM THE OUTLET END OF THE SPOUT INTO THE BASKET, A GATE AT THE OUTLET END OF THE SPOUT, AND GATE OPERATING MEANS FOR OPENING AND CLOSING THE GATE; THE COMBINATION OF MEANS RESPONSIVE TO THE PRESSURE HEAD OF THE STREAM OF SAID MATERIAL FLOWING IN THE SPOUT WHEN THE GATE IS OPEN FOR SENSING THE FRICTION HEAD LOSS IN SAID STREAM, AND MEANS MODIFYING THE OPERATION OF SAID GATE OPERATING MEANS IN ACCORDANCE WITH CHANGES IN THE SENSED FRICTION HEAD LOSS TO VARY THE EXTENT OF OPENING OF THE GATE IN THE DIRECTION FOR MAINTAINING A CONTROLLED FLOW RATE OF CHARGE MATERIAL INTO THE BASKET DURING SUCCESSIVE LOADING CYCLES.
Claim 2
Dependent Claim
156 words
IN A LOADING CONTROL MECHANISM FOR A CYCLICAL CENTRIFUGAL INSTALLATION INCLUDING A ROTARY BASKET, A TANK FOR HOLDING A FLOWABLE CHARGE MATERIAL THE FLUIDITY OF WHICH IS SUSCEPTIBLE TO VARIATIONS, HAVING A SPOUT THROUGH WHICH THE CHARGE MATERIAL IS TO BE DISCHARGED BY POURING UNDER GRAVITY FROM THE OUTLET END OF THE SPOUT INTO THE BASKET, A GATE AT THE OUTLET END OF THE SPOUT, AND GATE OPERATING MEANS FOR OPENING AND CLOSING THE GATE; THE COMBINATION OF MEANS RESPONSIVE TO THE PRESSURE HEAD OF THE STREAM OF SAID MATERIAL FLOWING IN THE SPOUT WHEN THE GATE IS OPEN FOR SENSING THE FRICTION HEAD LOSS IN SAID STREAM, AND MEANS MODIFYING THE OPERATION OF SAID GATE OPERATING MEANS IN ACCORDANCE WITH CHANGES IN THE SENSED FRICTION HEAD LOSS TO VARY THE EXTENT OF OPENING OF THE GATE IN THE DIRECTION FOR MAINTAINING A CONTROLLED FLOW RATE OF CHARGE MATERIAL INTO THE BASKET DURING SUCCESSIVE LOADING CYCLES.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |