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US3624967A Expired / Lapsed US ⏱️ 0.0 years remaining

Peening machine

Assignee: Zero Manufacturing Co
•
Filing: 1969-09-02
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Granted: 1971-12-07
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Expires: 1989-09-02
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Abstract

Abstract THIS PENNING MACHINE INCLUDES A STORAGE RESERVOIR COUPLED TO A MEETING CHAMBER AND SUPLYING A DISCHARGE GUN AND THE MACHINE IS PROVIDED WITH A FLOW CONTROL RECLAIM UNIT. THE CONTROL APPARATUS INCLUDES A BY-PASS CONDUIT WHICH PURGES RESIDUAL BLASTING MATERIAL FROM THE METERING CHAMBER AND THE DISCHARGE DUCTWORK, AND RETURNS IT TO THE RESERVOIR. THE PURGING ACTION IS EFFECUATED BY SUCTION FROM A BLOWER LOCATED IN THE RESERVIOR, THE SUCTION BEING APPLIED TO THE METERING CHAMBER VIA THE BY-PASS CONDUIT WHEN THE GUN IS INOPERATIVE. A METERING PLATFORM BELOW THE RESERVIOR ORIFICE COLLECTS BLASTING MATERIAL AND EFFECTIVELY PLUGS THE ORIFICE TO PRECLUDE ESCAPT OF THE BLASTING MATERIAL FROM THE RESERVOIR WHEN THE GUN IS INOPERATIVE.

Inventors

  • 👤 Charles E Kamper
  • 👤 Richard R Compton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 10:52
CPC Classifications
B; B24; B24C; B24C3/00; B24C3/02; B24C3/06; B24C3/065

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) 1974-12-06 1975-06-07 1975-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-12-06 1979-06-07 1979-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-12-06 1983-06-07 1983-12-07 $7700.00 Window Closed / Lapsed

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