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US3621672A Expired / Lapsed US ⏱️ 0.0 years remaining

Pressure cooling apparatus

Assignee: Individual
•
Filing: 1970-06-01
•
Granted: 1971-11-23
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Expires: 1990-06-01
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Abstract

Abstract APPARATUS FOR COOLING PRODUCE SUCHAS FRESH VEGETABLES OR FRUITS INCLUDES A REGRIGERATED ENCLOSURE HAVING A BARRIER WALL PROVIDED WITH A SERIES OF GROUPS OF OPENINGS. THE PRODUCE IS CONFINED IN APERTURED CONTAINERS STACKED ON PALLETS AND EACH IS MOVED BY A FORK TRUCK INTO LATERAL ENGAGEMENT WITH THE BARRIER WALL. THE PALLETS ARE SUPPORTED IN TWO TIRES. FLEXIBLE SEALS ON THE BARRIER WALL ENCOMPASS THE OPENINGS AND ENGAGE THE APERTURED CONTAINERS ON ONE SIDE. A FAN CAUSES AIR TO MOVE A CIRCUIT INCLUDING THE APERTURED CONTAINERS, THE OPENINGS IN THE BARRIER WALL, AND THROUGH A COOLER-HUMIDIFIER TO COOL THE PRODUCE. THE PROXIMITY OF THE STACK OR PALLET OPENINGS AN AIR VALVE WHICH OTHERWISE BLOCKS FLOW OF AIR THROUGH THE WALL OPENINGS ADJACENT THE STACK.

Inventors

  • 👤 Diven Meredith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 13:51
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/04; F25D17/06

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) 1974-11-22 1975-05-24 1975-11-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-11-22 1979-05-24 1979-11-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-11-22 1983-05-24 1983-11-23 $7700.00 Window Closed / Lapsed

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