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US3214669A Expired / Lapsed US ⏱️ 0.0 years remaining

Overload shut-off device

Assignee: Ajem Laboratories Inc
•
Filing: 1962-03-20
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Granted: 1965-10-26
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Expires: 1982-03-20
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Abstract

No abstract record available.

Inventors

  • 👤 Waldemar F Hackethal
  • 👤 Umbricht Emil

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 20:42
CPC Classifications
G; G05; G05G; G05G15/00; G05G15/08

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 57 words
AN OVERLOAD SHUT-OFF DEVICE FOR A POWER-OPERATED MACHINE HAVING A CRANK DRIVE COMPRISING A CRANK MOUNTED ON THE END OF A DRIVESHAFT AND SLIDABLE SUBSTANTIALLY PERPENDICULARLY TO THE AXIS THEREOF, A RING CONNECTED TO SAID SHAFT FOR SWINGING ON AN AXIS NORMAL TO THE AXIS OF ROTATION OF SAID SHAFT, A SHEAR PIN FIXEDLY HOLDING SAID RING

References Cited (Backward Citations)

US2022007A Cited
US2037260A Cited
US2062905A Cited
US2147220A Cited
US2260769A Cited
US2721301A Cited
US2628337A Cited
US2647965A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-25 1969-04-26 1969-10-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-25 1973-04-26 1973-10-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-25 1977-04-26 1977-10-26 $7700.00 Window Closed / Lapsed

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