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US3276484A Expired / Lapsed US ⏱️ 0.0 years remaining

Gripper shuttle type looms

Assignee: Sulzer AG
•
Filing: 1965-01-15
•
Granted: 1966-10-04
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Expires: 1985-01-15
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Abstract

No abstract record available.

Inventors

  • 👤 Bucher Robert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 05:49
CPC Classifications
D; D03; D03D; D03D47/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 221 words
A WEFT THREAD STORAGE DEVICE FOR A GRIPPER SHUTTLE LOOM, SAID LOOM COMPRISING MEANS FOR SUPPORTING A WEFT SUPPLY BOBBIN OUTSIDE THE SHED; SAID DEVICE COMPRISING A ROTARY SUPPORT, FINGERS CARRIED BY SAID SUPPORT AND CIRCUMFERENTIALLY SPACED ABOUT THE AXIS OF ROTATION OF THE SUPPORT AND EXTENDING GENERALLY PARALLEL WITH SAID AXIS, SAID FINGERS HAVING THEIR ONE ENDS CONNECTED TO SAID SUPPORT AND THEIR OTHER ENDS FREE, MEANS FOR ROTATING SAID SUPPORT CONTINUOUSLY DURING OPERATION OF SAID LOOM, A FIRST GUIDING EYE LOCATED OUTSIDE THE PERIPHERY OF SAID ROTARY SUPPORT AND THROUGH WHICH THE THREAD FROM THE WEFT SUPPLY BOBBIN PASSES, A SECOND GUIDING EYE LOCATED INWARDLY OF THE CIRCUMFERENTIAL RANGE OF SAID FINGERS AND THROUGH WHICH THE SAID THREAD PASSES FROM THE DEVICE TO THE CLAMPING STATION OF SAID LOOMS AND MEANS FOR MOVING THE SECOND GUIDING EYE IN THE AXIAL DIRECTION OF SAID ROTARY SUPPORT SO THAT IN ONE POSTION OF SAID SECOND GUIDING EYE THE THREAD LEADING BETWEEN THE GUIDING EYES IS AT LEAST WITHIN THE AXIAL RANGE OF SAID FINGERS SO AS TO BE ENGAGED THEREBY WHEREAS IN A SECOND AXIAL POSITION OF SAID SECOND GUIDING EYE, THE THREAD CLAMPED TO A SHUTTLE WILL RUN FREELY FROM THE FINGERS AND THROUGH SAID SECOND GUIDING EYE WHEN THE SHUTTLE IS PROJECTED THROUGH THE SHED OF THE WARP THREADS.
Claim 2
Dependent Claim 221 words
A WEFT THREAD STORAGE DEVICE FOR A GRIPPER SHUTTLE LOOM, SAID LOOM COMPRISING MEANS FOR SUPPORTING A WEFT SUPPLY BOBBIN OUTSIDE THE SHED; SAID DEVICE COMPRISING A ROTARY SUPPORT, FINGERS CARRIED BY SAID SUPPORT AND CIRCUMFERENTIALLY SPACED ABOUT THE AXIS OF ROTATION OF THE SUPPORT AND EXTENDING GENERALLY PARALLEL WITH SAID AXIS, SAID FINGERS HAVING THEIR ONE ENDS CONNECTED TO SAID SUPPORT AND THEIR OTHER ENDS FREE, MEANS FOR ROTATING SAID SUPPORT CONTINUOUSLY DURING OPERATION OF SAID LOOM, A FIRST GUIDING EYE LOCATED OUTSIDE THE PERIPHERY OF SAID ROTARY SUPPORT AND THROUGH WHICH THE THREAD FROM THE WEFT SUPPLY BOBBIN PASSES, A SECOND GUIDING EYE LOCATED INWARDLY OF THE CIRCUMFERENTIAL RANGE OF SAID FINGERS AND THROUGH WHICH THE SAID THREAD PASSES FROM THE DEVICE TO THE CLAMPING STATION OF SAID LOOMS AND MEANS FOR MOVING THE SECOND GUIDING EYE IN THE AXIAL DIRECTION OF SAID ROTARY SUPPORT SO THAT IN ONE POSTION OF SAID SECOND GUIDING EYE THE THREAD LEADING BETWEEN THE GUIDING EYES IS AT LEAST WITHIN THE AXIAL RANGE OF SAID FINGERS SO AS TO BE ENGAGED THEREBY WHEREAS IN A SECOND AXIAL POSITION OF SAID SECOND GUIDING EYE, THE THREAD CLAMPED TO A SHUTTLE WILL RUN FREELY FROM THE FINGERS AND THROUGH SAID SECOND GUIDING EYE WHEN THE SHUTTLE IS PROJECTED THROUGH THE SHED OF THE WARP THREADS.

References Cited (Backward Citations)

US2720223A Cited
FR1261463A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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