US3152333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas assisted zero gravity lubrication system
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1961-10-18
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Granted: 1964-10-06
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Expires: 1981-10-18
Abstract
No abstract record available.
Inventors
- 👤 Richard J Matt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:11
CPC Classifications
F; F16; F16N; F16N17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A LUBRICATION SYSTEM CAPABLE OF OPERATION UNDER CONDITIONS OF ZERO GRAVITY COMPRISING A CLOSED LUBRICATION CIRCUIT INCLUDING ARRANGED IN SERIES FLOW RELATIONSHIP, A HOUSING CONTAINING A BEARING AREA TO BE LUBRICATED, A LUBRICANT LINE HAVING A RECEIVING END CONNECTED TO THE HOUSING TO RECEIVE LUBRICATING FLUID AND A RETURN END CONNECTED TO THE HOUSING TO RETURN LUBRICATING FLUID, AN INERT GAS DELIVERING MEANS CONNECTED TO THE HOUSING FOR FORCING LUBRICANT THROUGH THE HOUSING, A GAS SEPARATOR FOR SEPARATING GAS
Claim 2
Dependent Claim
79 words
A LUBRICATION SYSTEM CAPABLE OF OPERATION UNDER CONDITIONS OF ZERO GRAVITY COMPRISING A CLOSED LUBRICATION CIRCUIT INCLUDING ARRANGED IN SERIES FLOW RELATIONSHIP, A HOUSING CONTAINING A BEARING AREA TO BE LUBRICATED, A LUBRICANT LINE HAVING A RECEIVING END CONNECTED TO THE HOUSING TO RECEIVE LUBRICATING FLUID AND A RETURN END CONNECTED TO THE HOUSING TO RETURN LUBRICATING FLUID, AN INERT GAS DELIVERING MEANS CONNECTED TO THE HOUSING FOR FORCING LUBRICANT THROUGH THE HOUSING, A GAS SEPARATOR FOR SEPARATING GAS
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |