US3191718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for generating oil mist
Assignee: Stewart Warner Corp
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Filing: 1963-07-08
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Granted: 1965-06-29
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Expires: 1983-07-08
Abstract
No abstract record available.
Inventors
- 👤 Paul N Haywood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:20
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32; F16N7/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
196 words
IN A METHOD OF LUBRICATING WITH AN AEROSOL OF OIL HAVING A VISCOSITY IN THE RANGE OF 1,000 TO 75,000 SSU AT 100*F; COMPRISING THE STEPS OF HEATING AIR TO A TEMPERATURE IN THE RANGE OF ABOUT 200*F. TO 300*F.; INCREASING THE VELOCITY OF SAID HEATED AIR BY A RESTRICTED AIR PASSAGE; DRAWING OIL FROM A RESERVOIR TO THE INLET OF AN ADMIXING CHAMBER BY MEANS OF THE VENTURI EFFECT OF INCREASING THE VELOCITY OF SAID HEATED AIR; RAISING THE TEMPERATURE OF SAID OIL FROM ITS RESERVOIR TEMPERATURE TO ITS TEMPERATURE OF AEROSOLIZATION AS IT PASSES TO THE OIL INLET BY MEANS OF SAID HEATED AIR; ADMIXING SAID HEATED OIL WITH SAID INCREASED VELOCITY HEATED AIR IN THE ADMIXING CHAMBER TO BREAK UP THE OIL INTO MINUTE PARTICLES AND CREATE AN AEROSOL; THE ENERGY FOR DRAWING THE OIL FROM THE RESERVOIR TO THE ADMIXING CHAMBER, FOR RAISING THE TEMPERATURE OF THE OIL FROM ITS RESERVOIR TEMPERATURE TO ITS AEROSOLIZATION TEMPERATURE AND FOR BREAKING UP THE OIL INTO MINUTE PARTICLES BEING PROVIDED COMPLETELY BY THE HEAT AND THE VELOCITY OF THE AIR; REMOVING THE NON-SUSPENDED OIL PARTICLES FROM THE AEROSOL; AND RETURNING THE PARTICLES TO THE RESERVOIR
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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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |