US3232485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Charging valve construction
Assignee: Reynolds Metals Co
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Filing: 1964-02-11
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Granted: 1966-02-01
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Expires: 1984-02-11
Abstract
No abstract record available.
Inventors
- 👤 John B Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:28
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/04; B67D1/0412; B67D1/0418; Y; Y10; Y10T; Y10T137/00; Y10T137/3584
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN COMBINATION: PASSAGEWAY MEANS TO BE CONNECTED WITH THE INTERIOR OF A RECEPTACLE TO BE CHARGED WITH A PRESSURE FLUID AND HAVING AN END WITH AN END PASSAGEWAY OPENING ACCESSIBLE FOR INSERTION OF A STRAIGHT PRESSURE FLUID CHARGING NEEDLE; A CHECK VALVE IN SAID PASSAGEWAY MEANS ADJACENT SAID PASSAGEWAY OPENING, SAID VALVE BEING OPENABLE TOWARD SAID RECEPTACLE; A VALVE ACTUATING STEM ON SAID VALVE EXTENDING TOWARD SAID PASSAGEWAY OPENING; A CHARGING NEEDLE RECEIVING RESILIENT PLUG IN SAID PASSAGEWAY WITH A NEEDLE SURROUNDING AND SUBSTANTIALLY SELF-SEALING OPENING; AND A STEM PROTECTING SLUG BETWEEN SAID SELFSEALING OPENING IN SAID PLUG AND SAID STEM HAVING MEANS PERMITTING FLUID FLOW FROM SAID NEEDLE TO AND THROUGH SAID CHECK VALVE AND INTO SAID RECEPTACLE AND PREVENTING ACTUATION OF SAID STEM BY A STRAIGHT INSTRUMENT INSERTED THROUGH SAID PLUG.
Claim 2
Dependent Claim
133 words
IN COMBINATION: PASSAGEWAY MEANS TO BE CONNECTED WITH THE INTERIOR OF A RECEPTACLE TO BE CHARGED WITH A PRESSURE FLUID AND HAVING AN END WITH AN END PASSAGEWAY OPENING ACCESSIBLE FOR INSERTION OF A STRAIGHT PRESSURE FLUID CHARGING NEEDLE; A CHECK VALVE IN SAID PASSAGEWAY MEANS ADJACENT SAID PASSAGEWAY OPENING, SAID VALVE BEING OPENABLE TOWARD SAID RECEPTACLE; A VALVE ACTUATING STEM ON SAID VALVE EXTENDING TOWARD SAID PASSAGEWAY OPENING; A CHARGING NEEDLE RECEIVING RESILIENT PLUG IN SAID PASSAGEWAY WITH A NEEDLE SURROUNDING AND SUBSTANTIALLY SELF-SEALING OPENING; AND A STEM PROTECTING SLUG BETWEEN SAID SELFSEALING OPENING IN SAID PLUG AND SAID STEM HAVING MEANS PERMITTING FLUID FLOW FROM SAID NEEDLE TO AND THROUGH SAID CHECK VALVE AND INTO SAID RECEPTACLE AND PREVENTING ACTUATION OF SAID STEM BY A STRAIGHT INSTRUMENT INSERTED THROUGH SAID PLUG.
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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |