US2755017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal separators
Assignee: ROBERT S MODE
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Filing: 1952-08-30
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Granted: 1956-07-17
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Expires: 1972-08-30
Abstract
No abstract record available.
Inventors
- 👤 James L Kyselka
- 👤 Violet B Kent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:09
CPC Classifications
B; B04; B04B; B04B1/00; B04B1/04; B04B1/08; Y; Y10; Y10S; Y10S494/00; Y10S494/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
IN A CENTRIFUGAL SEPARATOR FOR SEPARATING THE LIGHTER AND HEAVIER COMPONENTS OF A LIQUID MIXTURE, A SUBSTANTIALLY CLOSED CASING MOUNTED FOR ROTATIVE MOVEMENTS, MEANS FOR DRIVING SAID CASING, MEANS FOR DELIVERING SAID MIXTURE TO THE INNER PERIPHERAL FACE OF SAID CASING, A PLURALITY OF SUPERIMPOSED, SPACED-APART DISKS UNDER SAID DELIVERING MEANS WITH OPENINGS THROUGH THE CENTRAL PORTIONS THEREOF MOUNTED WITHIN SAID INNER CASING TO FORM A SERIES OF INWARDLY DISPOSED, ANNULAR PASSAGES FOR THE LIGHTER COMPONENTS OF SAID MIXTURE, THE OUTER PERIPHERAL EDGES OF SAID DISKS BEING SPACED FROM THE WALL OF SAID CASING TO FORM A VERTICAL PASSAGEWAY FOR THE DOWNWARD PASSAGE OF THE HEAVIER COMPONENTS OF SAID MIXTURE, SEPARATING PLATES DISPOSED ANGULARLY RELATIVE TO SAID DISKS MOUNTED WITHIN THE CENTRAL PORTION OF SAID CASING INWARDLY OF THE OPENINGS IN SAID DISKS, MEANS EXTENDING INTO THE CENTRAL PORTION OF SAID CASING FOR REMOVING SAID LIGHTER COMPONENTS, AND MEANS FOR REMOVING SAID HEAVIER COMPONENTS FROM THE CASING.
Claim 2
Dependent Claim
157 words
IN A CENTRIFUGAL SEPARATOR FOR SEPARATING THE LIGHTER AND HEAVIER COMPONENTS OF A LIQUID MIXTURE, A SUBSTANTIALLY CLOSED CASING MOUNTED FOR ROTATIVE MOVEMENTS, MEANS FOR DRIVING SAID CASING, MEANS FOR DELIVERING SAID MIXTURE TO THE INNER PERIPHERAL FACE OF SAID CASING, A PLURALITY OF SUPERIMPOSED, SPACED-APART DISKS UNDER SAID DELIVERING MEANS WITH OPENINGS THROUGH THE CENTRAL PORTIONS THEREOF MOUNTED WITHIN SAID INNER CASING TO FORM A SERIES OF INWARDLY DISPOSED, ANNULAR PASSAGES FOR THE LIGHTER COMPONENTS OF SAID MIXTURE, THE OUTER PERIPHERAL EDGES OF SAID DISKS BEING SPACED FROM THE WALL OF SAID CASING TO FORM A VERTICAL PASSAGEWAY FOR THE DOWNWARD PASSAGE OF THE HEAVIER COMPONENTS OF SAID MIXTURE, SEPARATING PLATES DISPOSED ANGULARLY RELATIVE TO SAID DISKS MOUNTED WITHIN THE CENTRAL PORTION OF SAID CASING INWARDLY OF THE OPENINGS IN SAID DISKS, MEANS EXTENDING INTO THE CENTRAL PORTION OF SAID CASING FOR REMOVING SAID LIGHTER COMPONENTS, AND MEANS FOR REMOVING SAID HEAVIER COMPONENTS FROM THE CASING.
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) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |