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US3718939A Expired / Lapsed US ⏱️ 0.0 years remaining

Gatherer-binder transfer system

Assignee: AB Dick Co
•
Filing: 1971-05-14
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Granted: 1973-03-06
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Expires: 1991-05-14
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Abstract

Abstract A TRANSFER MECHANISM FOR TRANSFERRING SIGNATURES FROM A GATHERER TO A BINDER WITH THE TRANSFER MECHANISM INCLUDING A TRANSFER CONVEYOR DRIVEN IN SYNCHRONISM WITH THE GATHERER CONVEYOR AND THE BINDER INFEED CONVEYOR UNTIL THE GATHERER STOPS WHEREUPON THE TRANSFER CONVEYOR IS DRIVEN BY THE BINDER UNTIL THE TRANSFER CONVEYOR IS CLEAR OF SIGNATURES. THEREAFTER, THE TRANSFER CONVEYOR AUTOMATICALLY STOPS AND IS LOCKED IN PROPER TIMED RELATIONSHIP WITH THE STOPPED GATHERER CONVEYOR WHILE THE BINDER CONTINUES OPERATING AT A CONSTANT SPEED WHEREBY RESTARTING OF THE GATHERER ENABLES THE GATHERER TO COME UP TO BINDER SPEED AND BE SYNCHRONIZED WITH THE BINDER BEFORE ANY SIGNATURES ARE CONVEYED TO THE BINDER.

Inventors

  • 👤 H Mebus

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 22:05
CPC Classifications
B; B65; B65H; B65H5/00; B42; B42C; B42C19/00; B42C19/08; B65H2301/00; B65H2301/40; B65H2301/44; B65H2301/447; B65H2301/4475

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) 1976-03-05 1976-09-04 1977-03-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-03-05 1980-09-04 1981-03-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-03-05 1984-09-04 1985-03-06 $7700.00 Window Closed / Lapsed

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