Lettuce processing apparatus

Details Lettuce processing apparatus Lettuce processing apparatus

1978-02-27

1979-09-25

McGehee, Travis S.

Package making

With contents treating

Heating or cooling

15 314, 53391, B65B 5500, B65B 6308

Patent

active

041685970

ABSTRACT:
A method and apparatus for harvesting and processing head lettuce wherein the lettuce is shredded immediately upon harvesting and before deterioration occurs. The shredded lettuce is retained in an insulated or refrigerated enclosure and then promptly transported to a mobile processing trailer where it is further cleaned and chilled and finally packaged for shipment. The practice of the method and apparatus permits the lettuce to be on its way to the consumer on the same day that it is harvested from the field.
A method and apparatus for simultaneously chilling, washing and adding preservatives to the chilled lettuce in a continuous fashion. A mobile enclosure embodying the apparatus and adapted to perform the method wherein the lettuce is maintained at a reduced temperature throughout all stages of processing.

REFERENCES:
patent: 3128485 (1964-04-01), Bradshaw et al.
patent: 3724168 (1973-04-01), Cassady et al.

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