Patent US3260306A successfully refreshed from Google Patents.
US3260306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchangers
Assignee: Individual
•
Filing: 1963-01-02
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Granted: 1966-07-12
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Expires: 1983-01-02
Abstract
No abstract record available.
Inventors
- 👤 Laing Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:50
CPC Classifications
F; F28; F28F; F28F5/00; F28F5/04; Y; Y10; Y10S; Y10S165/00; Y10S165/135; Y10S165/139; Y10S165/147; Y10S165/15; Y10S165/151
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
A HEAT EXCHANGER TO EFFECT EXCHANGE OF HEAT BETWEEN A FIRST FLUID STREAM AND A SECOND FLUID STREAM COMPRISING A ROTOR INCLUDING HOLLOW BLADE PORTIONS AND SUPPORT MEANS MOUNTING THE BLADE PORTIONS TO EXTEND GENERALLY LONGITUDINALLY AND IN A RING ABOUT THE ROTOR AXIS AND PROVIDING INLET AND OUTLET DUCTS INTERCOMMUNICATING WITH PROVIDING INLET AND OUTLET DUCTS INTERCOMMUNICATING WITH THE INTERIORS OF SAID HOLLOW BLADES; MEANS MOUNTING THE ROTOR FOR ROTATION ABOUT AN AXIS; NON-ROTATING MEANS PROVIDING INLET AND OUTLET PASSAGES AND COOPERATING WITH SAID SUPPORT MEANS FOR FLOW OF SAID FIRST FLUID STREAM THROUGH THE INLET PASSAGE TO THE INLET DUCT OF THE SUPPORT MEANS AND THENCE THROUGH THE HOLLOW BLADE PORTIONS TO THE OUTELT DUCT OF THE SUPPORT MEANS AND TO THE OUTLET PASSAGE; NONROTATING GUIDE MEANS COOPERATING WITH THE BLADE PORTIONS TO INDDUCE ON ROTATION OF THE ROTOR A FLOW OF SAID SECOND FLUID FROM ONE SIDE OF THE ROTOR THROUGH THE PATH OF THE ROTATING BLADE PORTIONS TO THE INTERIOR OF THE ROTOR AND THENCE ONCE AGAIN THROUGH THE PATH OF THE ROTATING BLADE PORTIONS TO ANOTHER SIDE OF THE ROTOR.
Claim 2
Dependent Claim
185 words
A HEAT EXCHANGER TO EFFECT EXCHANGE OF HEAT BETWEEN A FIRST FLUID STREAM AND A SECOND FLUID STREAM COMPRISING A ROTOR INCLUDING HOLLOW BLADE PORTIONS AND SUPPORT MEANS MOUNTING THE BLADE PORTIONS TO EXTEND GENERALLY LONGITUDINALLY AND IN A RING ABOUT THE ROTOR AXIS AND PROVIDING INLET AND OUTLET DUCTS INTERCOMMUNICATING WITH PROVIDING INLET AND OUTLET DUCTS INTERCOMMUNICATING WITH THE INTERIORS OF SAID HOLLOW BLADES; MEANS MOUNTING THE ROTOR FOR ROTATION ABOUT AN AXIS; NON-ROTATING MEANS PROVIDING INLET AND OUTLET PASSAGES AND COOPERATING WITH SAID SUPPORT MEANS FOR FLOW OF SAID FIRST FLUID STREAM THROUGH THE INLET PASSAGE TO THE INLET DUCT OF THE SUPPORT MEANS AND THENCE THROUGH THE HOLLOW BLADE PORTIONS TO THE OUTELT DUCT OF THE SUPPORT MEANS AND TO THE OUTLET PASSAGE; NONROTATING GUIDE MEANS COOPERATING WITH THE BLADE PORTIONS TO INDDUCE ON ROTATION OF THE ROTOR A FLOW OF SAID SECOND FLUID FROM ONE SIDE OF THE ROTOR THROUGH THE PATH OF THE ROTATING BLADE PORTIONS TO THE INTERIOR OF THE ROTOR AND THENCE ONCE AGAIN THROUGH THE PATH OF THE ROTATING BLADE PORTIONS TO ANOTHER SIDE OF THE ROTOR.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |