Patent US2741404A successfully refreshed from Google Patents.
US2741404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbon removal apparatus
Assignee: Ford Motor Co
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Filing: 1952-07-16
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Granted: 1956-04-10
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Expires: 1972-07-16
Abstract
No abstract record available.
Inventors
- 👤 William K Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:31
CPC Classifications
F; F02; F02B; F02B77/00; F02B77/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN APPARATUS FOR THE INJECTION OF CARBON SOLVENT INTO THE CYLINDERS OF INTERNAL COMBUSTION ENGINES COMPRISING A PRESSURE TIGHT TANK, A DELIVERY HOSE COMMUNICATING WITH SAID TANK, A MANUALLY OPERATED VALVE IN SAID HOSE, AND A MEASURING VALVE WITHIN SAID PRESSURE TANK, SAID MEASURING VALVE COMPRISING A TUBE EXTENDING BENEATH THE SURFACE OF THE SOLVENT TO BE MEASURED, A LOOSELY FITTED PLUNGER RECIPROCABLE WITHIN THE TUBE, AND A FACE AT THE UPPER END OF THE BORE AGAINST WHICH THE LOOSELY FITTED PLUNGER MAY SEAT TO IMPEDE BUT NOT COMPLETELY CUT OFF THE FLOW OF FLUID, ONE OF THE MATING SURFACES OF THE FACE AND THE PLUNGER BEING DEFORMED TO PREVENT MUTUAL ADHERENCE.
Claim 2
Independent Claim
112 words
AN APPARATUS FOR THE INJECTION OF CARBON SOLVENT INTO THE CYLINDERS OF INTERNAL COMBUSTION ENGINES COMPRISING A PRESSURE TIGHT TANK, A DELIVERY HOSE COMMUNICATING WITH SAID TANK, A MANUALLY OPERATED VALVE IN SAID HOSE, AND A MEASURING VALVE WITHIN SAID PRESSURE TANK, SAID MEASURING VALVE COMPRISING A TUBE EXTENDING BENEATH THE SURFACE OF THE SOLVENT TO BE MEASURED, A LOOSELY FITTED PLUNGER RECIPROCABLE WITHIN THE TUBE, AND A FACE AT THE UPPER END OF THE BORE AGAINST WHICH THE LOOSELY FITTED PLUNGER MAY SEAT TO IMPEDE BUT NOT COMPLETELY CUT OFF THE FLOW OF FLUID, ONE OF THE MATING SURFACES OF THE FACE AND THE PLUNGER BEING DEFORMED TO PREVENT MUTUAL ADHERENCE.
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) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |