US3187996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetically enclosed refrigerating machine
Assignee: Individual
•
Filing: 1962-07-13
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Granted: 1965-06-08
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
- 👤 Roelsgaard Knud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:10
CPC Classifications
F; F25; F25B; F25B31/00; F25B31/02; F04; F04B; F04B39/00; F04B39/12; F04B39/123; F04B39/127; Y; Y10; Y10S; Y10S181/00; Y10S181/403; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A SEALED REFRIGERATING UNIT COMPRISING A HERMETICALLY SEALED CHAMBER HAVING A WALL, A COMPRESSING UNIT COMPRISING A MOTOR AND A COMPRESSOR DRIVEN BY SAID MOTOR AND HAVING A DISCHARGE PASSAGE ADAPTED FOR CONNECTION WITH A CONDENSER OUTSIDE SAID CHAMBER, AND MEANS RESILIENTLY MOUNTING SAID COMPRESSING UNIT IN SAID CHAMBER TO PROVIDE CUSHIONED SUPPORT PERMITTING MOVEMENT OF SAID COMPRESSING UNIT IN SAID CHAMBER, THE IMPROVEMENT COMPRISING A FLEXIBLE EXPANDABLE PASSAGE MEANS MOUNTED ON THE INNER SURFACE OF THE WALL OF SAID CHAMBER NEAR THE DISCHARGE PASSAGE OF SAID COMPRESSOR, CONDUIT MEANS CONNECTING SAID PASSAGE MEANS WITH SAID DISCHARGE PASSAGE AND A PASSAGE EXTENDING THROUGH THE WALL OF SAID CHAMBER AND LEADING FROM SAID PASSAGE MEANS TO SAID CONDENSER.
Claim 2
Dependent Claim
118 words
IN A SEALED REFRIGERATING UNIT COMPRISING A HERMETICALLY SEALED CHAMBER HAVING A WALL, A COMPRESSING UNIT COMPRISING A MOTOR AND A COMPRESSOR DRIVEN BY SAID MOTOR AND HAVING A DISCHARGE PASSAGE ADAPTED FOR CONNECTION WITH A CONDENSER OUTSIDE SAID CHAMBER, AND MEANS RESILIENTLY MOUNTING SAID COMPRESSING UNIT IN SAID CHAMBER TO PROVIDE CUSHIONED SUPPORT PERMITTING MOVEMENT OF SAID COMPRESSING UNIT IN SAID CHAMBER, THE IMPROVEMENT COMPRISING A FLEXIBLE EXPANDABLE PASSAGE MEANS MOUNTED ON THE INNER SURFACE OF THE WALL OF SAID CHAMBER NEAR THE DISCHARGE PASSAGE OF SAID COMPRESSOR, CONDUIT MEANS CONNECTING SAID PASSAGE MEANS WITH SAID DISCHARGE PASSAGE AND A PASSAGE EXTENDING THROUGH THE WALL OF SAID CHAMBER AND LEADING FROM SAID PASSAGE MEANS TO SAID CONDENSER.
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) | 1968-06-07 | 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 |