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US3187992A
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US
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Hermetically-enclosed refrigerating machine
Assignee: Individual
•
Filing: 1961-11-27
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Granted: 1965-06-08
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Expires: 1981-11-27
Abstract
No abstract record available.
Inventors
- 👤 Roeisgaard Knud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:54
CPC Classifications
F; F25; F25B; F25B31/00; F25B31/02; F04; F04B; F04B39/00; F04B39/12; F04B39/123; Y; Y10; Y10S; Y10S181/00; Y10S181/403; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A REFRIGERATOR UNIT, THE COMBINATION OF A HERMETICALLY SEALED CHAMBER HAVING A WALL WITH AN OUTER HEAT-RADIATING SURFACE, A MOTOR-COMPRESSOR UNIT IN SAID CHAMBER, MEANS RESILIENTLY SUPPORTING SAID MOTOR-COMPRESSOR UNIT TO PROVIDE A CUSHIONED SUPPORT PERMITTING MOVEMENT OF SAID MOTOR-COMPRESSOR UNIT IN SAID CHAMBER, OIL IN SAID CHAMBER FOR LUBRICATING AND COOLING SAID MOTORCOMPRESSOR UNIT, AN INLET FOR REFRIGERANT INTO SAID CHAMBER, A PRESSURE LINE FOR COMPRESSED REFRIGERANT EXTENDING FORM SAID COMPRESSOR THROUGH SAID CHAMBER WALL TO THE EXTERIOR OF SAID CHAMBER, SAID LINE COMPRISING A LENGTH OF FLEXIBLE TUBING INSIDE SAID CHAMBER PERMITTING MOVEMENT OF SAID MOTOR-COMPRESSOR UNIT ON ITS CUSHIONED SUPPORT BY FLEXING OF SAID TUBING, AND HEAT INSULATING MEANS COVERING ON SAID TUBING TO INHIBIT THE TRANSFER OF HEAT
Claim 2
Dependent Claim
123 words
IN A REFRIGERATOR UNIT, THE COMBINATION OF A HERMETICALLY SEALED CHAMBER HAVING A WALL WITH AN OUTER HEAT-RADIATING SURFACE, A MOTOR-COMPRESSOR UNIT IN SAID CHAMBER, MEANS RESILIENTLY SUPPORTING SAID MOTOR-COMPRESSOR UNIT TO PROVIDE A CUSHIONED SUPPORT PERMITTING MOVEMENT OF SAID MOTOR-COMPRESSOR UNIT IN SAID CHAMBER, OIL IN SAID CHAMBER FOR LUBRICATING AND COOLING SAID MOTORCOMPRESSOR UNIT, AN INLET FOR REFRIGERANT INTO SAID CHAMBER, A PRESSURE LINE FOR COMPRESSED REFRIGERANT EXTENDING FORM SAID COMPRESSOR THROUGH SAID CHAMBER WALL TO THE EXTERIOR OF SAID CHAMBER, SAID LINE COMPRISING A LENGTH OF FLEXIBLE TUBING INSIDE SAID CHAMBER PERMITTING MOVEMENT OF SAID MOTOR-COMPRESSOR UNIT ON ITS CUSHIONED SUPPORT BY FLEXING OF SAID TUBING, AND HEAT INSULATING MEANS COVERING ON SAID TUBING TO INHIBIT THE TRANSFER OF HEAT
References Cited (Backward Citations)
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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) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |