Fruit and vegetable sonic washer and method

Cleaning and liquid contact with solids – Processes – Work handled in bulk or groups

Reexamination Certificate

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Details

C134S001000, C134S111000, C134S184000, C134S186000

Reexamination Certificate

active

06871654

ABSTRACT:
A sonic fruit and vegetable washer for removing inorganic impurities and pathogens from a variety of raw fruit and vegetables. The sonic fruit and vegetable washer is comprised of a housing, a removable basket, a liquid dispenser, a filter, a sonic generator, a spray head, hydraulic values, electrical controls, a blower, and a heating element. The washer is connected to an existing faucet, and drains into a conventional kitchen sink. During a typical operation, the controls are adjusted for a particular fruit or vegetable, a fruit or vegetable is loaded into the basket, and a small amount of a preservative, cleaning agent, sweetener or vitamin or mineral is added and electrical power is applied. Water enters the washer, is filtered, and one or more wash and rinse cycles are completed. The sonic generator is active during the wash and rinse cycles to remove and flush contaminants from the washer. Thereafter, a drying cycle is completed.

REFERENCES:
patent: 4236541 (1980-12-01), Cipriani
patent: 5113881 (1992-05-01), Lin et al.
patent: 5437731 (1995-08-01), St. Martin
patent: 5660195 (1997-08-01), Taylor et al.
patent: 5858116 (1999-01-01), Kim
patent: 5927304 (1999-07-01), Wen
patent: 6033705 (2000-03-01), Isaacs
patent: 6117468 (2000-09-01), Mumme
patent: 6514349 (2003-02-01), Meldrum
patent: 6640818 (2003-11-01), Talisman

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