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US3588092A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for removing a single ply of fabric

Assignee: Singer Co
•
Filing: 1969-06-02
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Granted: 1971-06-28
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Expires: 1989-06-02
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Abstract

Abstract THIS DISCLOSURE RELATES TO A METHOD AND APPARATUS FOR REMOVING A SINGLE PLY OF FABRIC BY MEANS OF A MECHANICAL GRIPPER. IF THERE IS A PILE OF FABRIC PLYS, THE TOP PLY WILL BE SEPARATED FROM THE REST OF THE PILE WHICH REMAINS IN A CLAMPED CONDITION TO PERMIT ITS SOLE REMOVAL FROM THE PILE BY THE MECHANICAL MEANS. ALTERNATELY, A SINGLE PLY LYING UPON A SUPPORT SURFACE MAY BE REMOVED BY A MECHANICAL GRIPPER HAVING A JAW WHICH PASSES UNDER THE PIECE BY PIVOTING UPON THE SUPPORT SURFACE OR ENTERING A SLOT THEREIN.

Inventors

  • 👤 Alexander Dubas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 16:26
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/22

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-06-27 1974-12-27 1975-06-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-06-27 1978-12-27 1979-06-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-06-27 1982-12-27 1983-06-28 $7700.00 Window Closed / Lapsed

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