Refrigeration – Display type – With air controlling or directing means
Patent
1982-08-31
1984-08-21
Tapolcai, William E.
Refrigeration
Display type
With air controlling or directing means
98 36, A47F 304
Patent
active
044662548
ABSTRACT:
A refregerated showcase of the type that cold air is circulated across its front opening and along its bottom wall, rear wall and top wall, in which a guide plate having a short vertical length is provided hanging from a middle portion, in the depthwise direction of the showcase, of an ejection port of the cold air along the top edge of the front opening, whereby a rectified flow of an air curtain can be elongated down to a suction port along the lower edge of the front opening to prevent air in an ambient atmosphere from invading the showcase.
REFERENCES:
patent: 2182690 (1939-12-01), Cole
patent: 2725726 (1955-12-01), Swanson
patent: 3149476 (1964-09-01), Beckwith
patent: 3157105 (1964-11-01), Tamm et al.
patent: 3185181 (1965-05-01), Demyan
patent: 3397631 (1968-08-01), Simons
patent: 3444894 (1969-05-01), Norelius
patent: 3827254 (1974-08-01), MacMaster et al.
patent: 4288992 (1981-09-01), Eliason
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