Patent US3279612A successfully refreshed from Google Patents.
US3279612A
Expired / Lapsed
US
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Centrifugals
Assignee: Ametek Inc
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Filing: 1964-11-10
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Granted: 1966-10-18
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 O'conor Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:06
CPC Classifications
B; B04; B04B; B04B11/00; B04B11/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN A CENTRIFUGAL SEPARATOR, A HOUSING; A BASKET HAVING SIDE WALLS MOUNTED WITHIN SAID HOUSING FOR ROTATION; A CASE RING MOUNTED ON THE TOP OF SAID HOUSING; A STATIONARY TUBULAR UPRIGHT MOUNTED ON SAID CASE RING OVERLYING A HOLE THEREIN; A SHAFT JOURNALED IN BEARINGS WITHIN SAID UPRIGHT FOR ROTATIONAL OSCILATABLE MOTION AS WELL AS RECIPROCABLE MOTION, SAID SHAFT HAVING AN UNINTERRUPTED CYLINDRICAL SURFACE THROUGOUT SUBSTANTIALLY ITS ENTIRE LENGTH; A PLOW AT THE LOWER END OF SAID SHAFT WITHIN SAID BASKET; A TUBULAR ELEMENT SURROUNDING SAID PLOW SHAFT, EXTENDING UPWARDLY BEYOND THE UPPER POSITION OF SAID PLOW SHAFT AND MOUNTED ON SAID STATIONARY UPRIGHT FOR ROTATIONAL OSCILLATABLE MOTION BUT RESTRAINED AGAINST RECIPROCABLE MOTION, SAID TUBULAR ELEMENT BEING CUT AWAY, EXPOSING SAID SHAFT; A SPROCKET AND CHAIN DRIVE MOUNTED ALONG SAID TUBULAR ELEMENT; GUIDES MEANS CONNECTED TO THE TOP OF SAID PLOW SHAFT; MEANS CONNECTING SAID GUIDE MEANS TO SAID CHAIN SO THAT SAID GUIDE MEANS RIDES ON THE EDGES OF SAID TUBULAR ELEMENT FORMED BY THE CUT-AWAY PORTION; MEANS FOR OPERATING SAID CHAIN DRIVE; AND MEANS FOR ROTATIONALLY OSCILLATING SAID TUBULAR ELEMENT.
Claim 2
Dependent Claim
182 words
IN A CENTRIFUGAL SEPARATOR, A HOUSING; A BASKET HAVING SIDE WALLS MOUNTED WITHIN SAID HOUSING FOR ROTATION; A CASE RING MOUNTED ON THE TOP OF SAID HOUSING; A STATIONARY TUBULAR UPRIGHT MOUNTED ON SAID CASE RING OVERLYING A HOLE THEREIN; A SHAFT JOURNALED IN BEARINGS WITHIN SAID UPRIGHT FOR ROTATIONAL OSCILATABLE MOTION AS WELL AS RECIPROCABLE MOTION, SAID SHAFT HAVING AN UNINTERRUPTED CYLINDRICAL SURFACE THROUGOUT SUBSTANTIALLY ITS ENTIRE LENGTH; A PLOW AT THE LOWER END OF SAID SHAFT WITHIN SAID BASKET; A TUBULAR ELEMENT SURROUNDING SAID PLOW SHAFT, EXTENDING UPWARDLY BEYOND THE UPPER POSITION OF SAID PLOW SHAFT AND MOUNTED ON SAID STATIONARY UPRIGHT FOR ROTATIONAL OSCILLATABLE MOTION BUT RESTRAINED AGAINST RECIPROCABLE MOTION, SAID TUBULAR ELEMENT BEING CUT AWAY, EXPOSING SAID SHAFT; A SPROCKET AND CHAIN DRIVE MOUNTED ALONG SAID TUBULAR ELEMENT; GUIDES MEANS CONNECTED TO THE TOP OF SAID PLOW SHAFT; MEANS CONNECTING SAID GUIDE MEANS TO SAID CHAIN SO THAT SAID GUIDE MEANS RIDES ON THE EDGES OF SAID TUBULAR ELEMENT FORMED BY THE CUT-AWAY PORTION; MEANS FOR OPERATING SAID CHAIN DRIVE; AND MEANS FOR ROTATIONALLY OSCILLATING SAID TUBULAR ELEMENT.
References Cited (Backward Citations)
US2467023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |