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US3176367A Expired / Lapsed US ⏱️ 0.0 years remaining

Air cleaner hold-down member

Assignee: Novo Industrial Corp
•
Filing: 1961-12-15
•
Granted: 1965-04-06
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Expires: 1981-12-15
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Abstract

No abstract record available.

Inventors

  • 👤 Willis H Risse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 06:53
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 170 words
A HOLD-DOWN ARRANGEMENT FOR SECURING AN AIR CLEANER TO A CARBURETOR OR THE LIKE INCLUDING A ROD-LIKE MEMBER FORMED INTO TWO GENERALLY SYMMETRICAL HALVES, INTERGALLY JOINED TOGETHER AT ONE END, THOSE PORTIONS OF ESCH HALF ADJACENT THE JOINED ENDS BEING HALF ROUND IN CROSS SECTION AND EXTERIORLY THREADED, THE INNER SURFACE OF SAID THREADED PORTIONS BEING GENERALLY FLAT, SAID THREADED PORTIONS DIVERGING SLIGHTLY AWAY FROM THE JOINED ENDS, BUT FORMING A GENERALLY CYLINDRICAL EXTERIORLY THREADED MEMBER WHEN SAID FLAT INNER SURFACES ARE HELD TOGETHER. THE OPPOSITE ENDS OF SAID HALVES BEING WIDELY SPACED AND HAVING GENERALLY DIAMETRICALLY OPPOSITE INWARDLY DIRECTED SECURING PORTIONS, SAID THREADED PORTIONS BEING CONNECTED TO SAID ENDS BY GRADUALLY DIVERGING PORTIONS MERING INTO SECTIONS WHICH ARE GENERALLY PARALLEL TO SAID THREADED PORTIONS WHEN THE FLAT INNER SURFACES OF SAID THREADED PORTIONS ARE HELD TOGETHER, AND AN INTERIORLY THREADED NUTLIKE MEMBER POSITIONED ON SAID THREADED PORTIONS AND EFFECTIVE TO MOVE SAID SLIGHTLY DIVERGENT THREADED PORTIONS TOGETHER AS IT MOVES FROM THE JOINED ENDS TOWARD SAID WIDELY SPACED ENDS.
Claim 2
Dependent Claim 170 words
A HOLD-DOWN ARRANGEMENT FOR SECURING AN AIR CLEANER TO A CARBURETOR OR THE LIKE INCLUDING A ROD-LIKE MEMBER FORMED INTO TWO GENERALLY SYMMETRICAL HALVES, INTERGALLY JOINED TOGETHER AT ONE END, THOSE PORTIONS OF ESCH HALF ADJACENT THE JOINED ENDS BEING HALF ROUND IN CROSS SECTION AND EXTERIORLY THREADED, THE INNER SURFACE OF SAID THREADED PORTIONS BEING GENERALLY FLAT, SAID THREADED PORTIONS DIVERGING SLIGHTLY AWAY FROM THE JOINED ENDS, BUT FORMING A GENERALLY CYLINDRICAL EXTERIORLY THREADED MEMBER WHEN SAID FLAT INNER SURFACES ARE HELD TOGETHER. THE OPPOSITE ENDS OF SAID HALVES BEING WIDELY SPACED AND HAVING GENERALLY DIAMETRICALLY OPPOSITE INWARDLY DIRECTED SECURING PORTIONS, SAID THREADED PORTIONS BEING CONNECTED TO SAID ENDS BY GRADUALLY DIVERGING PORTIONS MERING INTO SECTIONS WHICH ARE GENERALLY PARALLEL TO SAID THREADED PORTIONS WHEN THE FLAT INNER SURFACES OF SAID THREADED PORTIONS ARE HELD TOGETHER, AND AN INTERIORLY THREADED NUTLIKE MEMBER POSITIONED ON SAID THREADED PORTIONS AND EFFECTIVE TO MOVE SAID SLIGHTLY DIVERGENT THREADED PORTIONS TOGETHER AS IT MOVES FROM THE JOINED ENDS TOWARD SAID WIDELY SPACED ENDS.

References Cited (Backward Citations)

US712239A Cited
US2836257A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-04-05 1968-10-05 1969-04-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-04-05 1972-10-05 1973-04-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-04-05 1976-10-05 1977-04-06 $7700.00 Window Closed / Lapsed

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