US3214923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vortex device for obtaining both hot and cold air from a single air supply input
Assignee: Individual
•
Filing: 1964-10-26
•
Granted: 1965-11-02
•
Expires: 1984-10-26
Abstract
No abstract record available.
Inventors
- 👤 Palmisano Rocco Richard
- 👤 John A Drager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:33
CPC Classifications
F; F25; F25B; F25B9/00; F25B9/02; F25B9/04; B; B64; B64D; B64D13/00; B64D13/06; B64D13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A METHOD FOR OBTAINING FROM A STREAM OF A COMPRESSIBLE FLUID UNDER PRESSURE A STREAM OF HOT FLUID AND A STTEAM OF COLD FLUID COMPRISING: CAUSING SAID COMPRESSIBLE FLUID TO FLOW FROM AN INLET IN A VORTEX MOTION ALONG A SURFACE OF REVOLUTION IN A FIRST CHAMBER, REMOVING A HOT FLUID STREAM FROM AN OUTLET ALONG THE AXIS OF THE VORTEX AND ADJACENT THE INLET, WITHDRAWING A PORTION OF SAID COMPRESSIBLE FLUID WHILE IN ANGULAR MOTION, EXPANDING AND COOLING SAID FLUID PORTION INTO A SECOND CHAMBER OF REDUCED PRESSURE TO PRODUCE A COLD FLUID, AND REMOVING COLD FLUID.
Claim 2
Independent Claim
98 words
A METHOD FOR OBTAINING FROM A STREAM OF A COMPRESSIBLE FLUID UNDER PRESSURE A STREAM OF HOT FLUID AND A STTEAM OF COLD FLUID COMPRISING: CAUSING SAID COMPRESSIBLE FLUID TO FLOW FROM AN INLET IN A VORTEX MOTION ALONG A SURFACE OF REVOLUTION IN A FIRST CHAMBER, REMOVING A HOT FLUID STREAM FROM AN OUTLET ALONG THE AXIS OF THE VORTEX AND ADJACENT THE INLET, WITHDRAWING A PORTION OF SAID COMPRESSIBLE FLUID WHILE IN ANGULAR MOTION, EXPANDING AND COOLING SAID FLUID PORTION INTO A SECOND CHAMBER OF REDUCED PRESSURE TO PRODUCE A COLD FLUID, AND REMOVING COLD FLUID.
References Cited (Backward Citations)
US2741899A
Cited
US3152475A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |