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US3170873A Expired / Lapsed US ⏱️ 0.0 years remaining

Water filter-separator

Assignee: Briggs Filtration Co
•
Filing: 1958-07-07
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Granted: 1965-02-23
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Expires: 1978-07-07
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Abstract

No abstract record available.

Inventors

  • 👤 Clifford H May

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 02:07
CPC Classifications
B; B01; B01D; B01D17/00; B01D17/02; B01D17/04; B01D17/045; B01D17/08; B01D17/10

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 205 words
A DEHYDRATOR AND FILTER FOR FUELS COMPRISING, IN COMBINATION, A CYLINDRICAL TANK, A FIRST ANNULAR PARTITION DISPOSED ADJACENT ONE END OF THE TANK FORMING AN INLET CHAMBER HAVING A FUEL INLET AND AN OUTLET CHAMBER HAVING A FUEL OUTLET, A SECOND ANNULAR PARTITION DISPOSED ADJACENT THE OTHER END OF THE TANK FORMING A WATER OUTLET CHAMBER HAVING A WATER OUTLET, A WATER AND FILTER COALSCER SEPARATOR UNTI DISPOSED BETWEEN THE FIST PARTIION AND THE SECOND PARTITION, SAID FILTER COALESCER SEPARATOR UNTI COMMUNIATING WITH THE INLET CHAMBER AND PROVIDED WITH MEANS FOR DIRECTING THE WATER TO THE WATER CHAMER WHILE PASSING THE FILTRATE TO THE OUTLET CHAMBER, RECEIVING MEANS CARRIED BY THE SECOND PATITION AND CIRCUMFERENTIALLY SPACED THEREON, AN ANNULAR RING HAVING OVERLAPPING EXTREMITIES AND RADIALLY DISPOSED MEANS EXTENDING INTO THE RECEIVING MEANS, INWARDLY PROJECTING ABUTMENTS CARRIED BY THE EXTREMEITIES, AN ANNULAR GASKET INTERPOSED BETWEEN THE PERIPHERAL EDGE OF THE PARTITION AND THE TANK, SAID ANNULAR GASKET BEING CONNECTED TO THE PARTITION AND DISPOSED EXTERIORLY AND COEXTENSIVE WITH SAID ANNULAR RING, AND RESILIENT MEANS ACTING ON THE ABUTMENTS TO CAUSE THE RING TO EXPAND AND FORCE THE GASKET AGAINST THE CYLINDRICAL TANK TO SEAL THE SECOND PARTITION BETWEEN THE FUEL OUTLET CHAMBER AND WATER OUTLET CHAMBER.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-02-23 1968-08-24 1969-02-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-02-23 1972-08-24 1973-02-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-02-23 1976-08-24 1977-02-23 $7700.00 Window Closed / Lapsed

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