Patent US3189261A successfully refreshed from Google Patents.
US3189261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bladed rotor for fluid machines
Assignee: Stalker Development Co
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Filing: 1963-01-09
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Granted: 1965-06-15
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Expires: 1983-01-09
Abstract
No abstract record available.
Inventors
- 👤 Edward A Stalker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:14
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/02; F01D5/06; F01D5/30; F01D5/3076; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
IN COMBINATION IN AN FLOW COMPRESSOR A COMPRESSOR CASE MEANS, A ROTOR ASSEMBLY MOUNTED IN SAID CASE MEANS FOR ROTATION ABOUT THE ROTOR AXIS, SAID ASSEMBLY COMPRISING A PLURALITY OF ROTORS POSITIONED IN TENDEM, EACH SAID ROTOR COMPRISING A BLADE MEANS INCLUDING A RADIALLY EXTENDING SUPPORT DISK AND A PLURALITY OF AXIAL FLOW BLADES DISENGAGEABLY SECURED THERETO, SAID BLADES BEING PERIPHERALLY SPACED ABOUT SAID SUPPORT DISK AND EXTENDING OUTWARDLY IN THE GENERAL RADIAL DIRECTION, AXIALLY SPACED SIDE PLATES ON OPPOSITE SIDES OF SAID SUPPORT DISK FAYING SAID DISK ALONG AN INNER RADIAL EXTENT THEREOF, SAID PLATES HAVING AN OUTER GENERALLY RADIAL PORTION DIVERGING AXIALLY OUTWARDLY AND TERMINATING AT A RIM MEANS EXTENDING AXIALLY TO OPPOSITE SIDES OF SAID BLADES, AND DISENGAGEABLE CONNECTING MEANS CONNECTING SAID PLURALITY OF ROTORS TOGETHER IN SPACED RELATION INCLUDINGING TIE RODS PASSING SAID SUPPORT DISK AND THE SIDE PLATES RADIALLY INWARDLY OF SAID DIVERGING PORTION OF EACH ROTOR DISENGAGEABLY SECURING SAID ASSEMBLY TOGETHER.
Claim 2
Dependent Claim
157 words
IN COMBINATION IN AN FLOW COMPRESSOR A COMPRESSOR CASE MEANS, A ROTOR ASSEMBLY MOUNTED IN SAID CASE MEANS FOR ROTATION ABOUT THE ROTOR AXIS, SAID ASSEMBLY COMPRISING A PLURALITY OF ROTORS POSITIONED IN TENDEM, EACH SAID ROTOR COMPRISING A BLADE MEANS INCLUDING A RADIALLY EXTENDING SUPPORT DISK AND A PLURALITY OF AXIAL FLOW BLADES DISENGAGEABLY SECURED THERETO, SAID BLADES BEING PERIPHERALLY SPACED ABOUT SAID SUPPORT DISK AND EXTENDING OUTWARDLY IN THE GENERAL RADIAL DIRECTION, AXIALLY SPACED SIDE PLATES ON OPPOSITE SIDES OF SAID SUPPORT DISK FAYING SAID DISK ALONG AN INNER RADIAL EXTENT THEREOF, SAID PLATES HAVING AN OUTER GENERALLY RADIAL PORTION DIVERGING AXIALLY OUTWARDLY AND TERMINATING AT A RIM MEANS EXTENDING AXIALLY TO OPPOSITE SIDES OF SAID BLADES, AND DISENGAGEABLE CONNECTING MEANS CONNECTING SAID PLURALITY OF ROTORS TOGETHER IN SPACED RELATION INCLUDINGING TIE RODS PASSING SAID SUPPORT DISK AND THE SIDE PLATES RADIALLY INWARDLY OF SAID DIVERGING PORTION OF EACH ROTOR DISENGAGEABLY SECURING SAID ASSEMBLY TOGETHER.
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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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |