Refrigerated merchandiser display case

Details Refrigerated merchandiser display case Refrigerated merchandiser display case

1980-04-18

1983-01-25

King, Lloyd L.

Refrigeration

Processes

Defrosting or frost inhibiting

62282, 62256, F25D 2112, F25D 2302

Patent

active

043696325

ABSTRACT:
An improved refrigerated merchandiser cabinet for food products storage and displaying which is equipped with both transparent barrier doors and an air defrost system to improve the energy efficiency. The barrier doors are openable for product entry and customer usage as well as by an air defrost system which creates a gap between the barrier door and the covered access opening to permit flow-through of ambient air for use during the defrost cycle. Operation of the refrigerated cabinet with either a single or multiple air bands during a refrigeration cycle is provided for. During the defrost cycle a number of ambient air flow pattern can be employed, including the use of an auxiliary air fan. Reversal of the air band flow pattern during a defrost cycle is provided for. The method of operating the improved refrigeration display cabinet is also included.

REFERENCES:
patent: 3324676 (1967-06-01), Gerweck
patent: 3403525 (1968-10-01), Beckwith et al.
patent: 3850003 (1974-11-01), Beckwith et al.
patent: 3937033 (1976-02-01), Beckwith et al.
patent: 4265090 (1981-05-01), Ibrahim

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