Patent US3285298A successfully refreshed from Google Patents.
US3285298A
Expired / Lapsed
US
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Filler valve
Assignee: Elgin American International Inc
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Filing: 1963-09-11
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Granted: 1966-11-15
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Expires: 1983-09-11
Abstract
No abstract record available.
Inventors
- 👤 Allen B Gellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:24
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/34; F23Q2/52; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/86324; Y10T137/86332; Y10T137/87917; Y10T137/88054
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
IN A FILLER VALVE ASSEMBLY FOR A LIQUIFIED GAS FUELED APPARATUS HAVING A FUEL CHAMBER INCLUDING A MOUNTING BLOCK WITH A BORE THERETHROUGH, FOR FILLING THE FUEL CHAMBER FROM A SOURCE UNDER PRESSURE, THE IMPROVEMENT COMPRISING: A COLLAR IN SAID BORE; A TUBULAR MEMBER EXTENDING INWARDLY OF SAID CHAMBER FROM SAID COLLAR, THE INNER END OF SAID TUBULAR MEMBER FORMING AN INWARDLY FACING VALVE SEAT; A VALVE CARRIER EXTENDING INWARDLY OF THE CHAMBER FROM THE INNER END OF TUBULAR MEMBER; AN INLET VALVE IN SAID CARRIER; A SPRING IN SAID CARRIER HOLDING SAID VALVE AGAINST SAID SEAT; A MOVABLE PLUNGER IN SAID TUBULAR MEMBER EXTENDING OUTWARDLY THROUGH SAID COLLAR, THE INNER END OF SAID PLUNGER BEING SEALED WITH THE INNER END OF SAID TUBULAR MEMBER, SAID PLUNGER HAVING AN AXIAL INLET PASSAGE THERETHROUGH; A SPRING URGING SAID PLUNGER OUTWARDLY AGAINST A STOP; A MEMBER HAVING AN ANNULAR PORTION SURROUNDING SAID PLUNGER AND SLIDABLE IN THE BORE OF SAID BLOCK OUTSIDE SAID COLLAR; A SPRING URGING SAID LAST MENTIONED MEMBER OUTWARDLY OF SAID BORE; A SURFACE ON SAID PLUNGER ENGAGEABLE BY THE ANNULAR PORTION OF SAID MEMBER UPON INWARD MOVEMENT THEREOF, TO MOVE SAID PLUNGER INWARDLY; AND A VENT VALVE FOR SAID CHAMBER OPENED ON INWARD MOVEMENT OF SAID PLUNGER.
Claim 2
Dependent Claim
209 words
IN A FILLER VALVE ASSEMBLY FOR A LIQUIFIED GAS FUELED APPARATUS HAVING A FUEL CHAMBER INCLUDING A MOUNTING BLOCK WITH A BORE THERETHROUGH, FOR FILLING THE FUEL CHAMBER FROM A SOURCE UNDER PRESSURE, THE IMPROVEMENT COMPRISING: A COLLAR IN SAID BORE; A TUBULAR MEMBER EXTENDING INWARDLY OF SAID CHAMBER FROM SAID COLLAR, THE INNER END OF SAID TUBULAR MEMBER FORMING AN INWARDLY FACING VALVE SEAT; A VALVE CARRIER EXTENDING INWARDLY OF THE CHAMBER FROM THE INNER END OF TUBULAR MEMBER; AN INLET VALVE IN SAID CARRIER; A SPRING IN SAID CARRIER HOLDING SAID VALVE AGAINST SAID SEAT; A MOVABLE PLUNGER IN SAID TUBULAR MEMBER EXTENDING OUTWARDLY THROUGH SAID COLLAR, THE INNER END OF SAID PLUNGER BEING SEALED WITH THE INNER END OF SAID TUBULAR MEMBER, SAID PLUNGER HAVING AN AXIAL INLET PASSAGE THERETHROUGH; A SPRING URGING SAID PLUNGER OUTWARDLY AGAINST A STOP; A MEMBER HAVING AN ANNULAR PORTION SURROUNDING SAID PLUNGER AND SLIDABLE IN THE BORE OF SAID BLOCK OUTSIDE SAID COLLAR; A SPRING URGING SAID LAST MENTIONED MEMBER OUTWARDLY OF SAID BORE; A SURFACE ON SAID PLUNGER ENGAGEABLE BY THE ANNULAR PORTION OF SAID MEMBER UPON INWARD MOVEMENT THEREOF, TO MOVE SAID PLUNGER INWARDLY; AND A VENT VALVE FOR SAID CHAMBER OPENED ON INWARD MOVEMENT OF SAID PLUNGER.
References Cited (Backward Citations)
US2655932A
Cited
US2655936A
Cited
GB685080A
Cited
FR1077463A
Cited
US2842337A
Cited
US3039499A
Cited
US3195590A
Cited
US3198016A
Cited
US3200831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |