Patent US4284245A successfully refreshed from Google Patents.
US4284245A
Expired / Lapsed
US
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Machine lubrication system
Assignee: Individual
•
Filing: 1979-05-01
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Granted: 1981-08-18
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Expires: 1999-05-01
Abstract
Abstract A machine lubrication system including a lubricant pressure line communicated with a lubricant reservoir by means of a nozzle provided with a hydrodynamic means to break-down solid contaminants of lubricant to a non-interferring size.
Inventors
- 👤 Semyon I. Fishgal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:32
CPC Classifications
F; F16; F16N; F16N39/00; F16N7/00; F16N7/30; F16N7/32
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
A system for treating a lubricating material comprising a lubricating material reservoir, a lubricating material pressure line, and a means maintaining the working properties of the lubricating material having its inlet connected to said pressure line and its outlets connected to said reservoir, said maintaining means being a comminuting device used for breaking down solid contaminants existing within the lubricating material to a predetermined size, and said comminuting device consisting of a nozzle creating a high speed cavitating jet.
Claim 2
Independent Claim
79 words
A system for treating a lubricating material comprising a lubricating material reservoir, a lubricating material pressure line, and a means maintaining the working properties of the lubricating material having its inlet connected to said pressure line and its outlets connected to said reservoir, said maintaining means being a comminuting device used for breaking down solid contaminants existing within the lubricating material to a predetermined size, and said comminuting device consisting of a nozzle creating a high speed cavitating jet.
Claim 3
Dependent Claim
13 words
The system of claim 1 wherein said nozzle has a ring slot outlet.
Claim 4
Dependent Claim
23 words
The system of claim 1 wherein in said outlet a stand-off plate is installed with a gap small enough to cause cavitation wherein.
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) | 1984-08-17 | 1985-02-16 | 1985-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-17 | 1989-02-16 | 1989-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-17 | 1993-02-16 | 1993-08-18 | $7700.00 | Window Closed / Lapsed |