Device for freezing foodstuffs inside a tray cart

Details Device for freezing foodstuffs inside a tray cart Device for freezing foodstuffs inside a tray cart

1987-03-19

1988-04-26

Capossela, Ronald C.

Refrigeration

Automatic control

Refrigeration producer

62373, 165 481, 165919, F25B 100

Patent

active

047396253

ABSTRACT:
A device for freezing foodstuffs on a tray cart includes a liquid cryogenic refrigerant spraying system for each side of the cart. The spraying systems are activated by reversible magnet valves. Rotary fans circulate the vaporized refrigerant. The fans are reversibly rotated for drawing in or blowing out the vaporized refrigerant across the cart shelves.

REFERENCES:
patent: 3905206 (1975-09-01), Deubel et al.
patent: 4107937 (1978-08-01), Chmiel
patent: 4356707 (1982-11-01), Tyree, Jr. et al.
patent: 4380908 (1983-04-01), Crabb, Jr.
patent: 4407136 (1983-10-01), de Kanter

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