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US3121473A Expired / Lapsed US ⏱️ 0.0 years remaining

Suction inlet screen damper

Assignee: Motors Liquidation Co
•
Filing: 1962-10-31
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Granted: 1964-02-18
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Expires: 1982-10-31
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Abstract

No abstract record available.

Inventors

  • 👤 Paul D Blystone

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 11:08
CPC Classifications
F; F01; F01M; F01M11/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 162 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, AN OIL PAN DEPENDING THEREFROM AND INCLUDING A BOTTOM WALL SPACED BELOW THE CRANKCASE, AN OIL PRESSURE PUMP HAVING AN INLET, AN OIL SUCTION TUBE CONNECTED TO SAID INLET AND EXTENDING THEREFROM DOWNWARDLY WITHIN THE OIL PAN TOWARD SAID BOTTOM WALL, A DOWNWARDLY OPEN HOUSING FIXEDLY CONNECTED TO THE EXTENDED END OF SAID TUBE AND SUSPENDED THEREBY IN SPACED RELATION TO SAID BOTTOM WALL WITHIN THE OIL PAN, THE DOWNWARDLY OPEN SIDE OF SAID HOUSING HAVING A SCREEN EXTENDING THEREACROSS THROUGH WHICH OIL ENTERING THE HOUSING FOR DELIVERY VIA THE TUBE TO THE PUMPO MUST PASS, SAID HOUSING HAVING AN EMBOSSMENT IN ITS WALL FACING SAID SCREEN, SAID SCREEN BEING IN ABUTMENT WITH SAID HOUSING WALL AT SAID EMBOSSMENT, AND A BODY OF RESILIENT RUBBER-LIKE MATERIAL INTERPOSED BETWEEN THE SCREEN OPPOSITE SAID EMBOSSMENT AND THE BOTTOM WALL OF THE OIL PAN TO DAMP RELATIVE VIBRATION BETWEEN SAID OIL PAN BOTTOM WALL AND SAID HOUSING.
Claim 2
Dependent Claim 162 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, AN OIL PAN DEPENDING THEREFROM AND INCLUDING A BOTTOM WALL SPACED BELOW THE CRANKCASE, AN OIL PRESSURE PUMP HAVING AN INLET, AN OIL SUCTION TUBE CONNECTED TO SAID INLET AND EXTENDING THEREFROM DOWNWARDLY WITHIN THE OIL PAN TOWARD SAID BOTTOM WALL, A DOWNWARDLY OPEN HOUSING FIXEDLY CONNECTED TO THE EXTENDED END OF SAID TUBE AND SUSPENDED THEREBY IN SPACED RELATION TO SAID BOTTOM WALL WITHIN THE OIL PAN, THE DOWNWARDLY OPEN SIDE OF SAID HOUSING HAVING A SCREEN EXTENDING THEREACROSS THROUGH WHICH OIL ENTERING THE HOUSING FOR DELIVERY VIA THE TUBE TO THE PUMPO MUST PASS, SAID HOUSING HAVING AN EMBOSSMENT IN ITS WALL FACING SAID SCREEN, SAID SCREEN BEING IN ABUTMENT WITH SAID HOUSING WALL AT SAID EMBOSSMENT, AND A BODY OF RESILIENT RUBBER-LIKE MATERIAL INTERPOSED BETWEEN THE SCREEN OPPOSITE SAID EMBOSSMENT AND THE BOTTOM WALL OF THE OIL PAN TO DAMP RELATIVE VIBRATION BETWEEN SAID OIL PAN BOTTOM WALL AND SAID HOUSING.

References Cited (Backward Citations)

US1768511A Cited
US2711828A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-02-17 1967-08-19 1968-02-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-02-17 1971-08-19 1972-02-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-02-17 1975-08-19 1976-02-18 $7700.00 Window Closed / Lapsed

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