Patent US3194302A successfully refreshed from Google Patents.
US3194302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regenerative heat exchanger
Assignee: Volvo AB
•
Filing: 1962-09-10
•
Granted: 1965-07-13
•
Expires: 1982-09-10
Abstract
No abstract record available.
Inventors
- 👤 Kronogard Sven-Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:24
CPC Classifications
F; F28; F28D; F28D19/00; F28D19/04; F28D19/048; F28D19/041; F28D19/047; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/013; Y10S165/016; Y10S165/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
A ROTARY REGENERATIVE HEAT EXCHANGER OF THE AXIAL FLOW TYPE, PARTICULARLY FOR GAS TURBINE POWER PLANTS, COMPRISING A STATIONARY HOUSING, AN ANNULAR HEAT EXCHANGE MEMBER MOUNTED FOR ROTATION IN SAID HOUSING AND HAVING RADIAL END WALLS, DRIVING MEANS FOR SAID HEAT EXCHANGE MEMBER, SAID HOUSING BEING PROVIDED WITH AN INLET AND AN OUTLET FOR A HEAT EMITTING ELASTIC FLUID AND AN INLET AND AN OUTLET FOR AND ELASTIC FLUID TO BE HEATED AND A COVER COMPRISING A DISTRIBUTING CHAMBER AND A COLLECTING CHAMBER FOR THE FLUID TO BE HEATED AND THE HEAT EMITTING FLUID, RESPECTIVELY, A PLURALITY OF RECEPTACLES IN SAID HEAT EXCHANGE MEMBER, SAID RECEPTACLES BEING FILLED WITH A HEAT EXCHANGE MATERIAL AND ARRANGED CIRCULARLY AROUND THE AXIS OF ROTATION OF THE HEAT EXCHANGE MEMBER, SEALING MEANS BETWEEN SAID RADIAL END WALLS AND SAID HOUSING, AND AN INLET DUCT FOR SAID FLUID TO BE HEATED EXTENDING AXIALLY THROUGH THE CENTER OF SAID ANNULAR HEAT EXCHANGER MEMBER TO SAID DISTRIBUTING CHAMBER, SAID DUCT SUPPORTING BEARINGS FOR SAID ROTATABLE HEAT EXCHANGE MEMBER.
Claim 2
Dependent Claim
171 words
A ROTARY REGENERATIVE HEAT EXCHANGER OF THE AXIAL FLOW TYPE, PARTICULARLY FOR GAS TURBINE POWER PLANTS, COMPRISING A STATIONARY HOUSING, AN ANNULAR HEAT EXCHANGE MEMBER MOUNTED FOR ROTATION IN SAID HOUSING AND HAVING RADIAL END WALLS, DRIVING MEANS FOR SAID HEAT EXCHANGE MEMBER, SAID HOUSING BEING PROVIDED WITH AN INLET AND AN OUTLET FOR A HEAT EMITTING ELASTIC FLUID AND AN INLET AND AN OUTLET FOR AND ELASTIC FLUID TO BE HEATED AND A COVER COMPRISING A DISTRIBUTING CHAMBER AND A COLLECTING CHAMBER FOR THE FLUID TO BE HEATED AND THE HEAT EMITTING FLUID, RESPECTIVELY, A PLURALITY OF RECEPTACLES IN SAID HEAT EXCHANGE MEMBER, SAID RECEPTACLES BEING FILLED WITH A HEAT EXCHANGE MATERIAL AND ARRANGED CIRCULARLY AROUND THE AXIS OF ROTATION OF THE HEAT EXCHANGE MEMBER, SEALING MEANS BETWEEN SAID RADIAL END WALLS AND SAID HOUSING, AND AN INLET DUCT FOR SAID FLUID TO BE HEATED EXTENDING AXIALLY THROUGH THE CENTER OF SAID ANNULAR HEAT EXCHANGER MEMBER TO SAID DISTRIBUTING CHAMBER, SAID DUCT SUPPORTING BEARINGS FOR SAID ROTATABLE HEAT EXCHANGE MEMBER.
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |