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US3195366A Expired / Lapsed US ⏱️ 0.0 years remaining

Nut and screw device

Assignee: Motors Liquidation Co
•
Filing: 1963-07-24
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Granted: 1965-07-20
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Expires: 1983-07-24
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Abstract

No abstract record available.

Inventors

  • 👤 Lowell F Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 07:56
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/205; F16H25/2056; F16H25/22; F16H25/2204; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18696

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 177 words
IN A NUT AND SCREW MECHANISM, (A) AN INNER MEANS, INTERMEDIATE MEANS AND OUTER MEANS, (B) FIRST THREAD MEANS OPERATIVELY CONNECTING SAID INTERMEDIATE MEANS TO SAID INNER MEANS TO PROVIDE RELATIVE AXIAL MOVEMENT IN RESPONSE TO RELATIVE ROTARY MOVEMENT BETWEEN SAID INTERMEDIATE MEANS AND SAID INNER MEANS, (C) SECOND THREAD MEANS OPERATIVELY CONNECTING SAID OUTER MEANS TO SAID INTERMEDIATE MEANS TO PROVIDE RELATIVE AXIAL MOVEMENT IN REPONSE TO RELATIVE ROTARY MOVEMENT BETWEEN SAID OUTER MEANS AND SAID INTERMEDIATE MEANS, (D) FIRST CONNECTING MEANS OPERABLE TO SELECTIVELY CONNECT SAID INTERMEDIATE MEANS TO SAID INNER MEANS TO PREVENT SAID INTERMEDIATE MEANS FROM ROTATING RELATIVE TO SAID INNER MEANS IN ONE ROTATIONAL DIRECTION WHILE PERMITTING SAID INTERMEDIATE MEANS TO ROTATE RELATIVE TO SAID INNER MEANS IN THE OPPOSITE ROTATIONAL DIRECTION, (E) AND SECOND CONNECTING MEANS OPERABLE TO SELECTIVELY CONNECT SAID INTERMEDIATE MEANS TO SAID OUTER MEANS TOI PREVENT SAID INTERMEDIATE MEANS FROM ROTATING RELATIVE TO SAID OUTER MEANS IN SAID OPPOSITE ROTATIONAL DIRECTION WHILE PERMITTING SAID INTERMEDIATE MEANS TO ROTATE RELATIVE TO SAID OUTER MEANS IN SAID ONE ROTATIONAL DIRECTION.
Claim 2
Dependent Claim 177 words
IN A NUT AND SCREW MECHANISM, (A) AN INNER MEANS, INTERMEDIATE MEANS AND OUTER MEANS, (B) FIRST THREAD MEANS OPERATIVELY CONNECTING SAID INTERMEDIATE MEANS TO SAID INNER MEANS TO PROVIDE RELATIVE AXIAL MOVEMENT IN RESPONSE TO RELATIVE ROTARY MOVEMENT BETWEEN SAID INTERMEDIATE MEANS AND SAID INNER MEANS, (C) SECOND THREAD MEANS OPERATIVELY CONNECTING SAID OUTER MEANS TO SAID INTERMEDIATE MEANS TO PROVIDE RELATIVE AXIAL MOVEMENT IN REPONSE TO RELATIVE ROTARY MOVEMENT BETWEEN SAID OUTER MEANS AND SAID INTERMEDIATE MEANS, (D) FIRST CONNECTING MEANS OPERABLE TO SELECTIVELY CONNECT SAID INTERMEDIATE MEANS TO SAID INNER MEANS TO PREVENT SAID INTERMEDIATE MEANS FROM ROTATING RELATIVE TO SAID INNER MEANS IN ONE ROTATIONAL DIRECTION WHILE PERMITTING SAID INTERMEDIATE MEANS TO ROTATE RELATIVE TO SAID INNER MEANS IN THE OPPOSITE ROTATIONAL DIRECTION, (E) AND SECOND CONNECTING MEANS OPERABLE TO SELECTIVELY CONNECT SAID INTERMEDIATE MEANS TO SAID OUTER MEANS TOI PREVENT SAID INTERMEDIATE MEANS FROM ROTATING RELATIVE TO SAID OUTER MEANS IN SAID OPPOSITE ROTATIONAL DIRECTION WHILE PERMITTING SAID INTERMEDIATE MEANS TO ROTATE RELATIVE TO SAID OUTER MEANS IN SAID ONE ROTATIONAL DIRECTION.

References Cited (Backward Citations)

US2791128A Cited
US2946235A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-19 1969-01-18 1969-07-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-19 1973-01-18 1973-07-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-19 1977-01-18 1977-07-20 $7700.00 Window Closed / Lapsed

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