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Vending systems for hot foods

  • US 5,011,042 A
  • Filed: 04/11/1989
  • Issued: 04/30/1991
  • Est. Priority Date: 04/11/1988
  • Status: Expired due to Fees
First Claim
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1. A vending system for dispensing containers of hot food, comprising:

  • a plurality of stacks of food-containing trays containing a corresponding number of different varieties of food, each tray carrying machine readable heating instructions on a lateral extension of a horizontal flange extending outward from an upwardly extending wall of the tray;

    a microwave oven whose horizontal dimensions are those of the trays and exceed them only by up to 10 mm, the vertical dimension of the microwave oven to ensure that a resonant cavity, bounded by one of the trays, is produced for microwave radiation of the wavelength used;

    a reading head adapted to read the heating instructions and to supply a corresponding control signal to the microwave oven; and

    means for feeding one of said trays into the microwave oven on demand.

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