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USRE28353E Expired / Lapsed US ⏱️ 0.0 years remaining

Web-winding apparatus and method

Assignee: —
•
Filing: 1972-09-01
•
Granted: 1975-03-04
•
Expires: 1992-09-01
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Abstract

Abstract 1. IN WEB-WINDING APPARATUS EQUIPPED WITH A FRAME, (A) A ROLL ROTATABLY SUPPORTED ON SAID FRAME, MEANS FOR ROTATING SAID ROLL, MEANS FOR FEEDING A WEB ONTO SAID ROLL FOR TRAVEL THEREWITH WHILE IN PARTIAL WRAPPING ENGAGEMENT WITH SAID ROLL, (B) SAID FRAME ALSO BEING EQUIPPED WITH A PLURALITY OF MANDRELS, MEANS FOR MOVING SAID MANDRELS SEQUENTIALLY THROUGH A PATH IN CLOSE PROXIMITY TO THE SURFACE OF SAID ROLL, THE IMPROVEMENT COMPRISING: (C) MEANS FOR TRANSVERSELY SEVERING SAID WEB TO PROVIDE A FREE LEADING EDGE ON SAID WEB FOR APPROACHING A MANDREL ON WHICH SAID WEB IS TO BE WOUND IN SAID PATH, (AND) (D) PIN MEANS EXTENSIBLY MOUNTED ON SAID ROLL FOR MAINTAINING A WEB PORTION SPACED FROM SAID EDGE IN CONTACT WITH SAID ROLL, AND PUSHER MEANS EXTENSIBLY MOUNTED ON SAID ROLL TO URGE SAID MAINTAINED WEB PORTION AGAINST AN ADJACENT MANDREL.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 01:54
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/2207; B65H19/2223; B65H19/26; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148; B65H2301/417; B65H2301/4187; B65H2301/4189; B65H2301/41892; B65H2301/418925; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2312; B65H2408/23121; B65H2408/2315; B65H2408/23157

Claims Analysis

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References Cited (Backward Citations)

CA587197A Cited
US2200905A Cited
US2237759A Cited
US2585226A Cited
US2512900A Cited
US2950873A Cited
US3128057A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-03-03 1978-09-02 1979-03-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-03-03 1982-09-02 1983-03-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-03-03 1986-09-02 1987-03-04 $7700.00 Window Closed / Lapsed

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