US3079070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal separator
Assignee: Alfa Laval Holdings Amsterdam AB
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Filing: 1960-03-25
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Granted: 1963-02-26
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Expires: 1980-03-25
Abstract
No abstract record available.
Inventors
- 👤 Henric W Thylefors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
B; B04; B04B; B04B11/00; B04B11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A CENTRIFUGAL SEPARATOR COMPRISING A ROTATABLE CENTRIFUGAL BOWL HAVING A SEPARATING CHAMBER FOR RECEIVING A MIXTURE TO BE SEPARATED AND IN WHICH SAID MIXTURE IS SEPARATED INTO RELATIVELY LIGHT AND HEAVY COMPONENTS, THE BOWL ALSO HAVING AN OUTLET FOR ONE OF THE SEPARATED COMPONENTS AND A PARING CHAMBER COMMUNICATING WITH THE SEPARATING CHAMBER FOR RECEIVING THE OTHER SEPARATED COMPONENT, A PARING DEVICE, MEANS MOUNTING SAID PARING DEVICE IN THE PARING CHAMBER FOR RADIAL MOVEMENT TOWARD AND AWAY FROM THE ROTATION AXIS OF THE BOWL, SAID DEVICE HAVING A DISCHARGE PASSAGE AND A PARING EDGE FOR PARING SAID OTHER COMPONENT INTO SAID DISCHARGE PASSAGE, ACTUATING MEANS SUBJECTED TO THE PRESSURE OF THE COMPONENT PARED BY SAID DEVICE AND MOVABLE IN RESPONSE TO A VARIATION IN SAID PRESSURE, AND AN OPERATIVE CONNECTION BETWEEN SAID ACTUATING MEANS AND THE PARING DEVICE AND THROUGH WHICH SAID DEVICE IS MOVABLE RADIALLY BY THE ACTUATING MEANS IN RESPONSE TO SAID PRESSURE VARIATION TO COUNTERACT SAID VARIATION.
Claim 2
Dependent Claim
160 words
A CENTRIFUGAL SEPARATOR COMPRISING A ROTATABLE CENTRIFUGAL BOWL HAVING A SEPARATING CHAMBER FOR RECEIVING A MIXTURE TO BE SEPARATED AND IN WHICH SAID MIXTURE IS SEPARATED INTO RELATIVELY LIGHT AND HEAVY COMPONENTS, THE BOWL ALSO HAVING AN OUTLET FOR ONE OF THE SEPARATED COMPONENTS AND A PARING CHAMBER COMMUNICATING WITH THE SEPARATING CHAMBER FOR RECEIVING THE OTHER SEPARATED COMPONENT, A PARING DEVICE, MEANS MOUNTING SAID PARING DEVICE IN THE PARING CHAMBER FOR RADIAL MOVEMENT TOWARD AND AWAY FROM THE ROTATION AXIS OF THE BOWL, SAID DEVICE HAVING A DISCHARGE PASSAGE AND A PARING EDGE FOR PARING SAID OTHER COMPONENT INTO SAID DISCHARGE PASSAGE, ACTUATING MEANS SUBJECTED TO THE PRESSURE OF THE COMPONENT PARED BY SAID DEVICE AND MOVABLE IN RESPONSE TO A VARIATION IN SAID PRESSURE, AND AN OPERATIVE CONNECTION BETWEEN SAID ACTUATING MEANS AND THE PARING DEVICE AND THROUGH WHICH SAID DEVICE IS MOVABLE RADIALLY BY THE ACTUATING MEANS IN RESPONSE TO SAID PRESSURE VARIATION TO COUNTERACT SAID VARIATION.
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 |