# US 2018/0320912 A9 · Humidification and air cleaning apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0320912 A9 - Document ID: US20180320912A9 - Status: Published application - Kind: A9 - Application number: 15/337,914 - Filed: 2016-10-28 - Published: 2018-11-08 - Earliest claimed: 2015-10-30 - Assignees: LG Electronics Inc. - Applicants: LG Electronics, Inc. - Inventors: Sanghyuk SON; Jungwoo LEE; Taeyoon KIM; Jieun CHOI; Kunyoung LEE; Jongsu LEE; Kyoungho LEE - Web page: https://patentgrep.com/patent/US20180320912A9 ## CPC - F24F 6/04: using stationary unheated wet elements - B01D 46/10: Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces - B01F 23/213: by spraying or atomising of the liquids - B01F 23/215: {by forcing the gas through absorbent pads containing the liquid} - F24F 6/06: using moving unheated wet elements - F24F 6/16: using rotating elements - F24F 13/20: Casings or covers - F24F 13/28: Arrangement or mounting of filters - B01D 2279/50: for air conditioning - F24F 2006/008: {Air-humidifier with water reservoir} - F24F 2006/046: {with a water pump} - F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02) - B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28) - B01F: MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING (mixing paints B44D3/06) ## Abstract Provided is a humidification and air cleaning apparatus. The humidification and air cleaning apparatus includes a water tank storing water, a visual body forming at least a portion of the water tank and formed of a transparent material, a water tank inlet formed at the water tank and communicating the inner and outer sides of the water tank, a water tank humidification medium covering the water tank inlet, formed of a water absorbing material, and providing humidification on air passing through the water tank inlet, a watering housing disposed inside the water tank, drawing water of the water tank into the inside, pumping the drawn water upwardly when rotating, and spraying the pumped water, a watering motor providing a torque to the watering housing, a lower nozzle disposed at the watering housing and spraying the pumped water to the water tank humidification medium, and a upper nozzle disposed at the watering housing and spraying the pumped water to the visual body. ## Claims ### Claim 1 A humidification and air cleaning apparatus comprising: a water tank to store water; a visual body disposed on the water tank and formed of a transparent material; a water tank inlet formed at the water tank to communicate with the inner and outer sides of the water tank; a water tank humidification medium disposed at the water tank inlet and formed of a water absorbing material to humidify air passing through the water tank inlet; and a watering housing rotatably disposed inside the water tank to spray water of the water tank, wherein the watering housing having, a lower nozzle disposed at the watering housing to spray water to the water tank humidification medium, and a upper nozzle disposed at the watering housing to spray water to the visual body. ### Claim 2 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein the upper nozzle is located higher than the lower nozzle. ### Claim 3 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein the upper nozzle is located higher than the water tank inlet. ### Claim 4 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein the lower nozzle is located higher than the water tank. ### Claim 5 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein the visual body is located higher than the water tank inlet. ### Claim 6 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein water sprayed from the upper nozzle flows down to a lower side of the visual body and wets the water tank humidification medium. ### Claim 7 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein water sprayed from the lower nozzle wets the water tank humidification medium, and then flows down to the water tank. ### Claim 8 (depends on 1) The humidification and air cleaning apparatus of claim 1, wherein a lower end of the water tank humidification medium overlaps an upper end of the water tank, and the lower nozzle sprays water to the overlapping portion of the water tank humidification medium. ### Claim 9 (depends on 1) The humidification and air cleaning apparatus of claim 1, further comprising a water tank humidification medium housing where the water tank humidification medium is installed, wherein the water tank humidification medium housing is separably mounted at the water tank. ### Claim 10 (depends on 1) The humidification and air cleaning apparatus of claim 1, further comprising a water tank humidification housing where the water tank humidification medium is installed, wherein the water tank humidification medium housing is separably mounted at the visual body. ### Claim 11 (depends on 1) The humidification and air cleaning apparatus of claim 1, further comprising a water tank humidification housing where the water tank humidification medium is installed, wherein an upper end of the water tank humidification medium housing is mounted at the visual body and a lower end of the water tank humidification medium housing overlaps an upper end of the water tank. ### Claim 12 (depends on 11) The humidification and air cleaning apparatus of claim 11, wherein a lower end of the water tank humidification medium housing is located inside the water tank. ### Claim 13 (depends on 11) The humidification and air cleaning apparatus of claim 11, wherein a storage space temporarily storing stored water is formed at a lower side of the water tank humidification housing and the lower nozzle sprays water to the storage space. ### Claim 14 (depends on 13) The humidification and air cleaning apparatus of claim 13, wherein the storage space overlaps the water tank and is located at an inner side of the water tank. ### Claim 15 (depends on 13) The humidification and air cleaning apparatus of claim 13, wherein the lower end of the water tank humidification medium is located at the storage space.