Air purifier for refrigerator
US10254035B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2017 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | May 6, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2400/361
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A refrigerator and an air purifier for a refrigerator are provided. The air purifier may include a case configured to be mounted on an upper surface of a cabinet of a refrigerator and in which inlet holes and an outlet hole are formed, a plurality of fan motor assemblies provided inside of the case to force a flow of air, a plurality of filter assemblies mounted in the case to partition a space between the inlet holes and the plurality of fan motor assemblies and purify suctioned air, a controller that controls driving of the plurality of fan motor assemblies, and a gas sensor connected to the controller to detect harmful gas in a kitchen space. The controller may control driving of the plurality of fan motor assemblies through detection of the harmful gas by the gas sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.