Patent US3267918A successfully refreshed from Google Patents.
US3267918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid metering valve structure
Assignee: Eaton Corp
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Filing: 1964-08-03
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Granted: 1966-08-23
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Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 Ayres Harry Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:54
CPC Classifications
F; F01; F01M; F01M9/00; F01M9/10; F01M9/104; F01L; F01L1/00; F01L1/20; F01L1/22; F01L1/24; F01L1/245
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
163 words
IN A VALVE LIFTER INCLUDING A HOLLOW PLUNGER HAVING AN OPEN END AND DEFINING A FLUID RESERVOIR, A CLOSURE MEMBER FITTED ON THE OPEN END HAVING A CENTRALLY DISPOSED PASSAGEWAY EXTENDING THERETHROUGH COMMUNICATING WITH THE RESERVOIR, AND A FLUID INLET EXTENDING THROUGH THE WALL OF THE PLUNGER, THE IMPROVEMENT WHICH COMPRISES: (A) A CLOSURE MEMBER, THE INWARDLY FACING SURFACE OF WHICH IS A SURFACE OF REVOLUTION GENERATED ABOUT THE LONGITUDINAL AXIS OF THE PASSAGEWAY, THE PORTION OF THE SURFACE ADJACENT THE AXIS OF GENERATION EXTENDING FARTHER INTO THE RESERVOIR THAN THE PORTION OF THE SURFACE REMOTE FROM THE AXIS AND ADJACENT THE PERIPHERY THEREOF; (B) A VALVE PLATE DISPOSED IN THE HOLLOW PLUNGER ADJACENT SAID SURFACE IN TILTED PARTIALLY OBSTRUCTING RELATION TO THE PASSAGEWAY FOR METERING AND FILTERING THE FLOW OF FLUID THERETHROUGH; AND (C) RESILIENT MEANS SUPPORTED IN THE HOLLOW PLUNGER ENGAGING THE VALVE PLATE FOR RESILIENTLY HOLDING THE VALVE PLATE IN CONTACT WITH SAID SURFACE IN TILTED RELATION TO THE PASSAGEWAY.
Claim 2
Dependent Claim
163 words
IN A VALVE LIFTER INCLUDING A HOLLOW PLUNGER HAVING AN OPEN END AND DEFINING A FLUID RESERVOIR, A CLOSURE MEMBER FITTED ON THE OPEN END HAVING A CENTRALLY DISPOSED PASSAGEWAY EXTENDING THERETHROUGH COMMUNICATING WITH THE RESERVOIR, AND A FLUID INLET EXTENDING THROUGH THE WALL OF THE PLUNGER, THE IMPROVEMENT WHICH COMPRISES: (A) A CLOSURE MEMBER, THE INWARDLY FACING SURFACE OF WHICH IS A SURFACE OF REVOLUTION GENERATED ABOUT THE LONGITUDINAL AXIS OF THE PASSAGEWAY, THE PORTION OF THE SURFACE ADJACENT THE AXIS OF GENERATION EXTENDING FARTHER INTO THE RESERVOIR THAN THE PORTION OF THE SURFACE REMOTE FROM THE AXIS AND ADJACENT THE PERIPHERY THEREOF; (B) A VALVE PLATE DISPOSED IN THE HOLLOW PLUNGER ADJACENT SAID SURFACE IN TILTED PARTIALLY OBSTRUCTING RELATION TO THE PASSAGEWAY FOR METERING AND FILTERING THE FLOW OF FLUID THERETHROUGH; AND (C) RESILIENT MEANS SUPPORTED IN THE HOLLOW PLUNGER ENGAGING THE VALVE PLATE FOR RESILIENTLY HOLDING THE VALVE PLATE IN CONTACT WITH SAID SURFACE IN TILTED RELATION TO THE PASSAGEWAY.
Claim 3
Dependent Claim
17 words
A FLOW METERING ASSEMBLY FOR METERING FLUID UNDER PRESSURE THROUGH A PASSAGEWAY IN A VALVE SEAT COMPRISING:
Claim 4
Dependent Claim
17 words
A FLOW METERING ASSEMBLY FOR METERING FLUID UNDER PRESSURE THROUGH A PASSAGEWAY IN A VALVE SEAT COMPRISING:
References Cited (Backward Citations)
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Cited
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |