US3196937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two unit plate heat exchanger with end supports
Assignee: Rosenblads Patenter AB
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Filing: 1963-09-24
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Granted: 1965-07-27
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Expires: 1983-09-24
Abstract
No abstract record available.
Inventors
- 👤 Sverre K Jenssen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:55
CPC Classifications
F; F28; F28F; F28F3/00; F28F3/08; F28F3/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A PLATE HEAT EXCHANGER COMPRISING AT LEAST TWO SEPARATE HEAT EXCHANGING SECTIONS, EACH SECTION INCLUDING A GROUP OF GENERALLY VERTICALLY DISPOSED HEAT EXCHANGING PLATES ASSEMBLED IN A STACK AND DISPOSED BETWEEN AN END PLATE AT ONE END OF THE STACK AND A COVER PLATE AT THE OTHER END OF THE STACK, THE SECTIONS BEING DISPOSEDC IN ALIGNMENT WITH THE COVER PLATES CONFRONTING AND SPACED A SUBSTANTIAL DISTANCE FROM EACH OTHER AND WITH THE END PLATES REMOTE FR%OM EACH OTHER, EACH END PLATE OF EACH SECTION HAVING INLET MEANS AND OUTLET MEANS FOR THE HEAT EXCHANGING FLUIDS, AND MEANS FOR SUPPORTING THE HEAT EXCHANGER COMPRISING MEANS DETACHABLY CONNECTING THE END PLATES TOGETHER IN AT LEAST GENERALLY VERTICAL PARALLEL RELATIONSHIP, SEPARATE MEANS ON EACH OF THE HEAT EXCHANGING SECTIONS FOR DETACHABLY SECURING THE HEAT EXCHANGING PLATES AND COVER PLATE OF EACH SECTION TOGETHER AND TO THEIR END PLATE, AND MEANS ON EACH OF THE END PLATES SERVING TO SUPPORT THE HEAT EXCHANGER, THE SPACE BETWEEN THE COVER PLATES OF THE TWO ASSEMBLED PLATE STACKS BEING GREAT ENOUGHT TO PERMIT EITHER OF THE PLATE STACKS TO BE DISASSEMBLED BETWEEN ITS END PLATE AND THE OTHER ASSEMBLED PLATE STACK FOR THE PURPOSE OF FACILITATING INSPECTION, CLEANING, AND REMOVAL OF THE INDIVIDUAL HEAT EXCHANGING PLATES.
Claim 2
Dependent Claim
210 words
A PLATE HEAT EXCHANGER COMPRISING AT LEAST TWO SEPARATE HEAT EXCHANGING SECTIONS, EACH SECTION INCLUDING A GROUP OF GENERALLY VERTICALLY DISPOSED HEAT EXCHANGING PLATES ASSEMBLED IN A STACK AND DISPOSED BETWEEN AN END PLATE AT ONE END OF THE STACK AND A COVER PLATE AT THE OTHER END OF THE STACK, THE SECTIONS BEING DISPOSEDC IN ALIGNMENT WITH THE COVER PLATES CONFRONTING AND SPACED A SUBSTANTIAL DISTANCE FROM EACH OTHER AND WITH THE END PLATES REMOTE FR%OM EACH OTHER, EACH END PLATE OF EACH SECTION HAVING INLET MEANS AND OUTLET MEANS FOR THE HEAT EXCHANGING FLUIDS, AND MEANS FOR SUPPORTING THE HEAT EXCHANGER COMPRISING MEANS DETACHABLY CONNECTING THE END PLATES TOGETHER IN AT LEAST GENERALLY VERTICAL PARALLEL RELATIONSHIP, SEPARATE MEANS ON EACH OF THE HEAT EXCHANGING SECTIONS FOR DETACHABLY SECURING THE HEAT EXCHANGING PLATES AND COVER PLATE OF EACH SECTION TOGETHER AND TO THEIR END PLATE, AND MEANS ON EACH OF THE END PLATES SERVING TO SUPPORT THE HEAT EXCHANGER, THE SPACE BETWEEN THE COVER PLATES OF THE TWO ASSEMBLED PLATE STACKS BEING GREAT ENOUGHT TO PERMIT EITHER OF THE PLATE STACKS TO BE DISASSEMBLED BETWEEN ITS END PLATE AND THE OTHER ASSEMBLED PLATE STACK FOR THE PURPOSE OF FACILITATING INSPECTION, CLEANING, AND REMOVAL OF THE INDIVIDUAL HEAT EXCHANGING PLATES.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |