Open display refrigerators
OwnerPaul MCANDREWinventor
Life of this patent
Estimating the term…
Abstract
An open display refrigerator comprising: a refrigerated storage space, air in the refrigerated storage space being separated from air exterior to the open display refrigerator by an air curtain established by a fan which blows air towards an air outlet, air in the air curtain being recovered by an air inlet which recirculates the air from the air curtain into an air duct coupled to the air outlet; the at least one shelf having a riser attached to the shelf; and an air curtain guide coupled to the riser, the air curtain guide for guiding the flow of air within the air curtain.
Claims19
An open display refrigerator, comprising:
- a housing defining a refrigerated storage space;
- a fan configured to establish an air curtain that separates the refrigerated storage space from an exterior of the housing;
- an air inlet configured to recover air from the air curtain such that the air can be recirculated into an air duct;
- an air outlet coupled to the air duct;
- a shelf;
- a riser attached to the shelf;
- and
- an air curtain guide coupled to the riser, the air curtain guide configured to guide a flow of air within the air curtain.
A cooling unit comprising:
- a housing defining an interior space that includes (i) a refrigerated storage space and (ii) an access space;
- a fan configured to establish an air curtain that separates air in the refrigerated storage space from air in the access space;
- an air inlet configured to recover air from the air curtain such that the air can be recirculated into an air duct;
- an air outlet coupled to the air duct;
- a door, that separates the interior space from air external to the housing;
- a shelf;
- a riser attached to the shelf;
- and
- an air curtain guide coupled to the riser, the air curtain guide configured to guide a flow of air within the air curtain.
(canceled)
A riser for use with an open display refrigerator or a cooling unit, wherein the riser comprises an integral air curtain guide.
Dependencies are inferred from the claim text.