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US3321064A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic bobbin supply system

Assignee: Deering Milliken Research Corp
•
Filing: 1964-06-17
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Granted: 1967-05-23
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Expires: 1984-06-17
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Abstract

No abstract record available.

Inventors

  • 👤 Grady H Sanders
  • 👤 Weir E Wharton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 10:03
CPC Classifications
B; B65; B65H; B65H67/00; B65H67/06; B65H67/068; B65H2701/00; B65H2701/30; B65H2701/31

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 307 words
A BOBBIN TRANSFER MECHANISM COMPRISING AN ENDLESS BELT, MEANS FORMING POCKETS IN THE OUTER SURFACE OF SAID ENDLESS BELT, MEANS SUPPLYING BOBBINS TO SAID POCKETS, SAID BELT HAVING AT LEAST ONE RUN IN WHICH SAID POCKETS OPEN DOWNWARDLY, BELT GUIDING MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN AND PREVENTING SAID BOBBINS FROM DROPPING OUT OF SAID DOWNWARDLY OPENING POCKETS, MEANS FORMING AN OPENING IN SAID BELT GUIDING MEANS OF SUFFICIENT SIZE TO ALLOW A BOBBIN TO FALL THROUGH, GATE MEANS OPERABLY ASSOCIATED WITH SAID OPENING TO PREVENT BOBBINS FROM FALLING THROUGH SAID OPENING FROM SAID ONE RUN, BOBBIN RECEIVING AND GUIDING MEANS LOCATED BELOW SAID OPENING, MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN, SAID GATE MEANS, AND SAID BOBBIN RECEIVING AND GUIDING MEANS TO PERIODICALLY OPEN AND CLOSE SAID GATE MEANS TO ALLOW BOBBINS TO BE SUPPLIED TO SAID BOBBIN RECEIVING AND GUIDING MEANS, SAID MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN, SAID GATE MEANS, AND SAID BOBBIN RECEIVING AND GUIDING MEANS INCLUDING A DETECTING MEANS IN OPERATIVE RELATIONSHIP WITH SAID BOBBIN RECEIVING AND GUIDING MEANS TO DETECT THE ABSENCE OF BOBBINS IN A CERTAIN PREDETERMINED AREA OF SAID BOBBIN RECEIVING AND GUIDING MEANS, AND FURTHER INCLUDING A PHOTOCELL AND LIGHT SOURCE TO ACTUATE SAID GATE MEANS WHEN SAID DETECTING MEANS HAS DETECTED THE ABSENCE OF BOBBINS TO OPEN SAID GATE MEANS TO DROP BOBBINS INTO SAID BOBBIN RECEIVING AND GUIDING MEANS, SAID POCKETS BEING FORMED BY CLEAT MEMBERS SPACED FROM ONE ANOTHER ON SAID ENDLESS BELT AND MEANS FORMING APERTURES THROUGH CERTAIN PRESELECTED CLEAT MEMBERS, SAID PHOTOCELL BEING MOUNTED ON ONE SIDE OF SAID CLEAT MEMBERS AND SAID LIGHT SOURCE BEING MOUNTED ON THE OTHER SIDE OF SAID CLEAT MEMBERS IN LINE WITH SAID PHOTOCELL WHEREBY A LIGHT BEAM FROM SAID LIGHT SOURCE WILL HIT SAID PHOTOCELL WHEN SAID APERTURES IN SAID CLEAT MEMBERS PASS THEREBETWEEN.
Claim 2
Dependent Claim 307 words
A BOBBIN TRANSFER MECHANISM COMPRISING AN ENDLESS BELT, MEANS FORMING POCKETS IN THE OUTER SURFACE OF SAID ENDLESS BELT, MEANS SUPPLYING BOBBINS TO SAID POCKETS, SAID BELT HAVING AT LEAST ONE RUN IN WHICH SAID POCKETS OPEN DOWNWARDLY, BELT GUIDING MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN AND PREVENTING SAID BOBBINS FROM DROPPING OUT OF SAID DOWNWARDLY OPENING POCKETS, MEANS FORMING AN OPENING IN SAID BELT GUIDING MEANS OF SUFFICIENT SIZE TO ALLOW A BOBBIN TO FALL THROUGH, GATE MEANS OPERABLY ASSOCIATED WITH SAID OPENING TO PREVENT BOBBINS FROM FALLING THROUGH SAID OPENING FROM SAID ONE RUN, BOBBIN RECEIVING AND GUIDING MEANS LOCATED BELOW SAID OPENING, MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN, SAID GATE MEANS, AND SAID BOBBIN RECEIVING AND GUIDING MEANS TO PERIODICALLY OPEN AND CLOSE SAID GATE MEANS TO ALLOW BOBBINS TO BE SUPPLIED TO SAID BOBBIN RECEIVING AND GUIDING MEANS, SAID MEANS OPERABLY ASSOCIATED WITH SAID ONE RUN, SAID GATE MEANS, AND SAID BOBBIN RECEIVING AND GUIDING MEANS INCLUDING A DETECTING MEANS IN OPERATIVE RELATIONSHIP WITH SAID BOBBIN RECEIVING AND GUIDING MEANS TO DETECT THE ABSENCE OF BOBBINS IN A CERTAIN PREDETERMINED AREA OF SAID BOBBIN RECEIVING AND GUIDING MEANS, AND FURTHER INCLUDING A PHOTOCELL AND LIGHT SOURCE TO ACTUATE SAID GATE MEANS WHEN SAID DETECTING MEANS HAS DETECTED THE ABSENCE OF BOBBINS TO OPEN SAID GATE MEANS TO DROP BOBBINS INTO SAID BOBBIN RECEIVING AND GUIDING MEANS, SAID POCKETS BEING FORMED BY CLEAT MEMBERS SPACED FROM ONE ANOTHER ON SAID ENDLESS BELT AND MEANS FORMING APERTURES THROUGH CERTAIN PRESELECTED CLEAT MEMBERS, SAID PHOTOCELL BEING MOUNTED ON ONE SIDE OF SAID CLEAT MEMBERS AND SAID LIGHT SOURCE BEING MOUNTED ON THE OTHER SIDE OF SAID CLEAT MEMBERS IN LINE WITH SAID PHOTOCELL WHEREBY A LIGHT BEAM FROM SAID LIGHT SOURCE WILL HIT SAID PHOTOCELL WHEN SAID APERTURES IN SAID CLEAT MEMBERS PASS THEREBETWEEN.

References Cited (Backward Citations)

US2713507A Cited
US2886164A Cited
US2892531A Cited
US2978120A Cited
US3008564A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-22 1970-11-21 1971-05-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-22 1974-11-21 1975-05-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-22 1978-11-21 1979-05-23 $7700.00 Window Closed / Lapsed

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