US3194490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating device for a motor compressor
Assignee: Individual
•
Filing: 1961-11-13
•
Granted: 1965-07-13
•
Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Roelsgaard Knud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:07
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0094; F04B39/02; F04B39/0223; F04B39/023; F04B39/0238; F04B39/0246; F16; F16N; F16N7/00; F16N7/36; F16N7/366; F25; F25B; F25B31/00; F25B31/002; F16N2210/00; F16N2210/10; Y; Y10; Y10S; Y10S417/00; Y10S417/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A LUBRICATING DEVICE FOR A REFRIGERATION COMPRESSOR, COMPRISING MEANS FOR LUBRICATING THE COMPRESSOR AND OPERATIVE CENTRIFUGALLY FOR SEPARATING AN ENTRAINED AND DISSOLVED GASEOUS MEDIUM IN A LIQUID LUBRICANT, SAID MEANS COMPRISING A ROTATIONALLY DRIVEN SHAFT HAVING TWO PARALLEL BORES DISPOSED EXTENDING AXIALLY IN SAID SHAFT, ONE OF SAID BORES DISPOSED AS A CONTINUATION OF THE OTHER BORE AND ECCENTRIC OF SAID OTHER BORE, SAID ONE ECCENTRIC BORE HAVING A LESSER DIAMETER THAN SAID OTHER BORE, A PUMP ELEMENT FOR DELIVERING SAID LUBRICANT INTO SAID OTHER BORE
Claim 2
Dependent Claim
86 words
A LUBRICATING DEVICE FOR A REFRIGERATION COMPRESSOR, COMPRISING MEANS FOR LUBRICATING THE COMPRESSOR AND OPERATIVE CENTRIFUGALLY FOR SEPARATING AN ENTRAINED AND DISSOLVED GASEOUS MEDIUM IN A LIQUID LUBRICANT, SAID MEANS COMPRISING A ROTATIONALLY DRIVEN SHAFT HAVING TWO PARALLEL BORES DISPOSED EXTENDING AXIALLY IN SAID SHAFT, ONE OF SAID BORES DISPOSED AS A CONTINUATION OF THE OTHER BORE AND ECCENTRIC OF SAID OTHER BORE, SAID ONE ECCENTRIC BORE HAVING A LESSER DIAMETER THAN SAID OTHER BORE, A PUMP ELEMENT FOR DELIVERING SAID LUBRICANT INTO SAID OTHER BORE
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) | 1968-07-12 | 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 |