Patent · US Active

Refrigerator including a deep freezing unit

US12392538B2 · kind B2 · utility

0Cited by
0References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 2020
Grant dateAug 19, 2025
Priority date
Expiry dateMar 6, 2042

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2317/0665
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A refrigerator includes a refrigerating compartment, a freezing compartment partitioned from the refrigerating compartment, a freezing unit mounted at one side of an inside of the freezing compartment, and the freezing unit including a cooling case defining a cooling compartment partitioned from the freezing compartment and a cooling drawer insertable into the cooling compartment. A guide duct is mounted on a ceiling of the cooling case and communicates with a grille, and the guide duct includes a bottom portion having a plurality of cold air discharge holes, where at least a portion of the bottom portion is spaced apart from the top portion at a lower side of the top portion to define a passage for guiding the cold air into the cooling compartment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.