US3104225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous flow centrifuge rotor and liner element
Assignee: Lourdes Instrument Corp
•
Filing: 1960-01-29
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Granted: 1963-09-17
•
Expires: 1980-01-29
Abstract
No abstract record available.
Inventors
- 👤 Benedetto Charles Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:40
CPC Classifications
B; B04; B04B; B04B1/00; B04B5/00; B04B5/04; B04B5/0442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
273 words
A ROTOR THAT IS CHARGED TO PROVIDE CONTINUOUS FLOW CENTRIFUGATION AND WHICH INCLUDES A HOLLOW ROTOR, A COVER AND A DISCARGE CAP, SAID ROTOR FORMED AS A CURCULAR BOWL WITH AN OPEN TOP AND CIRCULAR WALLS AND THE INTERNAL SURFACE OF SAID WALLS SLANTED IN AN ANGULAR FORMATION WITH THE TOP OF A SOALLER DIAMETER THAN THE BASE OF SAID ROTOR, SAID ROTOR ON ITS UNDER SIDE FORMED WITH A MOUNTING AND DRIVING SOCKET FOR THE INSERTING OF A DRIVE SHAFT, SAID ROTAR ALSO PROVIDED WITH A RAISED CENTRAL PORTION WITHIN SAID BOWL SHAPED AREA, SAID COVER THREADABLY SECURED TO THE OPEN TOP OF SAID ROTAR AND PROVIDED WITH A CENTRAL APERTURE, SAID DISCHARGE CAP THREASABLY SECURED IN SAID CENTRAL APERATURE ON THE UNDER SIDE OF SAID COVER TO EXTEND INTO SAID ROTOR, SAID DISCHARGE CAP PROVIDED WITHA A CENTRAL APERATURE THROUGH WHICH A STATIONARY INLET TUBE MAY BE MOUNTED TO CONVEY MATERIAL INTO THE ROTOR, SAID CENTRAL APERATURE OF SAID DISCHARGE CAP EXTENDING INTO SAID CAP TO A POINT BELOW SAID COVER AND A PLURALITY OF BORES EXTENDING RADIALLY FROM SAID CENTRAL APERATURE AT THIS POINT, SAID RADIAL BORES EXTENDING INTO THE INTERIOR OF THE ROTOR BOWL TOWARD THE UPPER PORTION OF THE INTERNAL SURFACE OF THE WALLS OF SAID ROTOR, SAID DISCARGE CAP FORMED AT ITS LOWEST PENERTRATION INTO SAID ROTOR BOWL, WITH A CONE SHAPED EXTENSION THAT SURROUNDS AND IS IN CLOSE PROXIMITY TO THE RAISED CENTRAL PORTION OF SAID ROTOR BOWL, SAID DISCHARGE CAP PROVIDED WITH LATERALLY SPACED DISCARGE TUBES THAT EXTEND FROM WITHIN THE CONE SHAPED EXTENSION AT THE BOTTOM SURFACE OF THE CAP TO THE TOP SURFACE.
Claim 2
Dependent Claim
273 words
A ROTOR THAT IS CHARGED TO PROVIDE CONTINUOUS FLOW CENTRIFUGATION AND WHICH INCLUDES A HOLLOW ROTOR, A COVER AND A DISCARGE CAP, SAID ROTOR FORMED AS A CURCULAR BOWL WITH AN OPEN TOP AND CIRCULAR WALLS AND THE INTERNAL SURFACE OF SAID WALLS SLANTED IN AN ANGULAR FORMATION WITH THE TOP OF A SOALLER DIAMETER THAN THE BASE OF SAID ROTOR, SAID ROTOR ON ITS UNDER SIDE FORMED WITH A MOUNTING AND DRIVING SOCKET FOR THE INSERTING OF A DRIVE SHAFT, SAID ROTAR ALSO PROVIDED WITH A RAISED CENTRAL PORTION WITHIN SAID BOWL SHAPED AREA, SAID COVER THREADABLY SECURED TO THE OPEN TOP OF SAID ROTAR AND PROVIDED WITH A CENTRAL APERTURE, SAID DISCHARGE CAP THREASABLY SECURED IN SAID CENTRAL APERATURE ON THE UNDER SIDE OF SAID COVER TO EXTEND INTO SAID ROTOR, SAID DISCHARGE CAP PROVIDED WITHA A CENTRAL APERATURE THROUGH WHICH A STATIONARY INLET TUBE MAY BE MOUNTED TO CONVEY MATERIAL INTO THE ROTOR, SAID CENTRAL APERATURE OF SAID DISCHARGE CAP EXTENDING INTO SAID CAP TO A POINT BELOW SAID COVER AND A PLURALITY OF BORES EXTENDING RADIALLY FROM SAID CENTRAL APERATURE AT THIS POINT, SAID RADIAL BORES EXTENDING INTO THE INTERIOR OF THE ROTOR BOWL TOWARD THE UPPER PORTION OF THE INTERNAL SURFACE OF THE WALLS OF SAID ROTOR, SAID DISCARGE CAP FORMED AT ITS LOWEST PENERTRATION INTO SAID ROTOR BOWL, WITH A CONE SHAPED EXTENSION THAT SURROUNDS AND IS IN CLOSE PROXIMITY TO THE RAISED CENTRAL PORTION OF SAID ROTOR BOWL, SAID DISCHARGE CAP PROVIDED WITH LATERALLY SPACED DISCARGE TUBES THAT EXTEND FROM WITHIN THE CONE SHAPED EXTENSION AT THE BOTTOM SURFACE OF THE CAP TO THE TOP SURFACE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |