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US3574054A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for using wire strands as fourdrinier wire drainage elements

Assignee: Kimberly Clark Tissue Co
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Filing: 1968-08-06
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Granted: 1971-04-06
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Expires: 1988-08-06
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Abstract

Abstract IN A FOURDRINIER PAPERMAKING MACHINE, PAPER STOCK CONSISTING OF APPROXIMATELY 99 PERCENT WATER IS FLOWED ONTO AN ENDLESS MOVING WIRE MESH, AS THIS WATER SEEPS THROUGH THE WIRE MESH AND FORMS AN IRREGULARLY SHAPED FILM ON ITS UNDERSIDE, THE SURFACE TENSION OF THE FILM IS BROKEN AND THE WATER DRAINED BY A SERIES OF TENSIONED WIRE STRANDS DISPOSED BELOW THE MESH AND TRANVERSELY TO MESH FLOW. THE WIRE STRANDS ARE SECURED AT EACH END TO THE MACHINE FRAMES BY ADJUSTABLE WIRE BRACKETS, WHICH PROVIDE VERTICAL ADJUSTMENT TO REGULATE THE DISTANCE BETWEEN THE WIRE MESH AND THE WIRE STRANDS AND PARALLEL ADJUSTMENT TO ALIGN THE WIRE STRANDS PARALLEL TO THE WIRE MESH. MEANS ARE ALSO PROVIDED FOR TENSIONING THE WIRE STRANDS.

Inventors

  • 👤 Ruel E Taylor Jr

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 18:37
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/48; D21F1/483

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) 1974-04-05 1974-10-05 1975-04-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-04-05 1978-10-05 1979-04-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-04-05 1982-10-05 1983-04-06 $7700.00 Window Closed / Lapsed

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