Patent · US Active

Refrigerator

US11988442B2 · kind B2 · utility

4Cited by
7References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 2021
Grant dateMay 21, 2024
Priority date
Expiry dateJan 27, 2042

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2700/04
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A refrigerator includes a cabinet having a storage space and a door to open and close the storage space. The door includes a panel assembly including a front panel, a door frame connected to the panel assembly, a door liner connected to the panel assembly and the door frame and to define an insulating space, in which an insulator is disposed, together with the panel assembly and the door frame, and a sensor module installed on the door frame to sense a knock input applied to the front panel. The door frame includes a front wall that is in contact with the front panel and a rear wall spaced apart from the front wall and configured to define an accommodation space, in which the sensor module is accommodated, together with the front wall.

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