Patent US3202287A successfully refreshed from Google Patents.
US3202287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel filter with sediment chamber
Assignee: ACF Industries Inc
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Filing: 1961-10-02
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Granted: 1965-08-24
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Alex N Szwargulski
- 👤 Edgar W Niemeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:01
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/06; B01D2201/00; B01D2201/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
A FUEL FILTER COMPRISING AN ELONGATED TUBULAR BODY MEMBER HAVING A TRANSVERSE WALL CLOSING ONE END THEREOF, SAID TRANSVERSE WALL INCLUDING A CENTRALLY POSITIONED IN WARDLY PROJECTING CONICAL BOSS, A PLURALITY OF APERTURES SPACED BY BRIDGE PORTIONS AROUND THE OUTER PERIPHERY OF SAID TRANSVERSE WALL AND AN ANNULAR SEAT POSITIONED BETWEEN SAID SPACED APERTURES AND THE BASE OF SAID CONICAL BOSS, A CUP-SHAPED ELEMENT HAVING A NOZZLE AT THE END THEREOF AND AN ANNULAR SHOULDER EXTENDING LATERALLY ABOUT SAID NOZZLE, THE END OF SAID CUP-SHA ELEMENT BEING TELESCOPED WITH SAND SEALED TO THE OTHER END OF SAID TUBULAR BODY MEMBER, A TUBULAR FILTER FITTED WITHIN AND SPACED FROM SAID TUBULAR BODY MEMBER, SAID TUBULAR FILTER HAVING ONE END THEREOF SEATED AGAINST SAID ANNULAR SEAT PORTION OF SAID TRANSVERSE WALL AND THE OTHER END THEREOF SEATED AGAINST THE ANNULAR SHOULDER OF SID CUP-SHAPED ELEMENT, A TUBULAR INLET STRUCTURE INCLUDING A CYLINDRICAL PORTION AND AN END WALL PORTION, SAID CYLINDRICAL PORTION TELESCOPICALLY FITTING SAID ONE END OF SAID TUBULAR BODY AND BEING IN SEALED RELATIONSHIP THEREWITH, SAID END WALL PORTION INCLUDING AN OUTWARDLY EXTENDING CENTRALLY POSITIONED NOZZE STRUCTURE, AND A STANDPIPE SEALED IN SAID NOZZLE STRUCTURE AND HAVING ONE END THEREOF EXTENDING INTO SAID TUBULAR INLET STRUCTURE TO A POINT BENEATH AND SPACED FROM SAID CONICAL BOSS TO PROVIDE A SEDIMENT CHAMBER THEREABOUT.
Claim 2
Dependent Claim
221 words
A FUEL FILTER COMPRISING AN ELONGATED TUBULAR BODY MEMBER HAVING A TRANSVERSE WALL CLOSING ONE END THEREOF, SAID TRANSVERSE WALL INCLUDING A CENTRALLY POSITIONED IN WARDLY PROJECTING CONICAL BOSS, A PLURALITY OF APERTURES SPACED BY BRIDGE PORTIONS AROUND THE OUTER PERIPHERY OF SAID TRANSVERSE WALL AND AN ANNULAR SEAT POSITIONED BETWEEN SAID SPACED APERTURES AND THE BASE OF SAID CONICAL BOSS, A CUP-SHAPED ELEMENT HAVING A NOZZLE AT THE END THEREOF AND AN ANNULAR SHOULDER EXTENDING LATERALLY ABOUT SAID NOZZLE, THE END OF SAID CUP-SHA ELEMENT BEING TELESCOPED WITH SAND SEALED TO THE OTHER END OF SAID TUBULAR BODY MEMBER, A TUBULAR FILTER FITTED WITHIN AND SPACED FROM SAID TUBULAR BODY MEMBER, SAID TUBULAR FILTER HAVING ONE END THEREOF SEATED AGAINST SAID ANNULAR SEAT PORTION OF SAID TRANSVERSE WALL AND THE OTHER END THEREOF SEATED AGAINST THE ANNULAR SHOULDER OF SID CUP-SHAPED ELEMENT, A TUBULAR INLET STRUCTURE INCLUDING A CYLINDRICAL PORTION AND AN END WALL PORTION, SAID CYLINDRICAL PORTION TELESCOPICALLY FITTING SAID ONE END OF SAID TUBULAR BODY AND BEING IN SEALED RELATIONSHIP THEREWITH, SAID END WALL PORTION INCLUDING AN OUTWARDLY EXTENDING CENTRALLY POSITIONED NOZZE STRUCTURE, AND A STANDPIPE SEALED IN SAID NOZZLE STRUCTURE AND HAVING ONE END THEREOF EXTENDING INTO SAID TUBULAR INLET STRUCTURE TO A POINT BENEATH AND SPACED FROM SAID CONICAL BOSS TO PROVIDE A SEDIMENT CHAMBER THEREABOUT.
References Cited (Backward Citations)
US2598818A
Cited
US2932398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |