Refrigeration – Display type – With air controlling or directing means
Patent
1989-05-03
1990-07-03
King, Lloyd L.
Refrigeration
Display type
With air controlling or directing means
A47F 304
Patent
active
049380346
ABSTRACT:
An opened front refrigerated display case having multiple front refrigeration control air curtains and a supplemental refrigerated air curtain passing over the bin area thereof to aid in maintaining of the bin area of the display area of the case in an efficiently refrigerated condition and to minimize the accumulation of frost therein. The display case includes multiple inlets in the upper area above the opened front area and multiple outlets in the lower area below the opened front area to facilitate multiple curtains of controlled air passing thereover. The innermost lower inlet is adapted to also receive therein refrigerated air from a bin cooling air curtain which passes approximately horizontally over the bin area. Air is admitted into the curtain by a bin outlet positioned immediately adjacent to the main refrigeration flow duct path positioned immediately behind the bin area.
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Rosanio Ronald R.
Wallace George E.
Hill Refrigeration Corporation
King Lloyd L.
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