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US 12,656,004 B2Granted
Air conditioner
AssigneeDaikin Industries, Ltd.
InventorsFutoshi Umemura, Ryuji Seino
Life of this patent
Estimating the term…
Abstract
An air conditioner includes a casing provided with an air passage having a suction port and a blow-out port, a fan that is disposed in the air passage and blows out, from the blow-out port, air sucked from the suction port, a primary filter disposed in the air passage, and a secondary filter disposed downstream of the primary filter in the air passage. The secondary filter is finer than the primary filter and has antiviral properties or antibacterial properties. This allows sufficient sterilization of indoor spaces.
Claims5
An air conditioner comprising:
- a casing provided with an air passage having a suction port and a blow-out port;
- a fan that is disposed in the air passage and blows out, from the blow-out port, air sucked from the suction port;
- a primary filter disposed in the air passage capable of removing first particles having particle diameters of 10 μm to 50 μm;
- and
- a secondary filter disposed downstream of the primary filter in the air passage, wherein
- the secondary filter is capable of removing second particles having particle diameters smaller than those of the first particles and has antiviral properties or antibacterial properties, and
- the air conditioner further comprises an irradiator that irradiates an upstream surface of the primary filter with ultraviolet light.
4 more elements
Dependencies are inferred from the claim text.