# US 11,999,217 B2 · Air conditioning assembly of vehicle seat > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,999,217 B2 - Document ID: US11999217B2 - Status: Granted - Kind: B2 - Application number: 17/577,860 - Filed: 2022-01-18 - Published: 2022-08-18 - Granted: 2024-06-04 - Earliest claimed: 2021-02-17 - Assignees: Hyundai Transys Inc. - Applicants: Hyundai Transys Incorporated - Inventors: Hwa Jun Lee; Sun Woo Kim; Ho Sub Lim - Web page: https://patentgrep.com/patent/US11999217B2 ## CPC - B60H 1/00285: {for vehicle seats} - B60N 2/5657: {blown towards the seat surface} - A61L 9/205: {using a photocatalyst or photosensitiser} - B60H 1/00028: {Constructional lay-out of the devices in the vehicle} - B60H 1/00564: {of air ducts} - A61L 2209/16: Connections to a HVAC unit - B60H 2001/00078: {Assembling, manufacturing or layout details} - F24F 8/22: using UV light - F24F 8/50: by odorisation - B60H: ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES - B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR - A61L: METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K) - 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) ## Abstract Proposed is an air conditioning assembly of a vehicle seat. The air conditioning assembly includes a housing provided in a vehicle seat, in which air flows in an internal space of the housing and the air is discharged to a seating surface of the seat, and an air cleaner provided in the internal space of the housing and configured to selectively sterilize or deodorize the air flowing in the internal space of the housing by rotating according to an air conditioning mode. ## Claims ### Claim 1 An air conditioning assembly of a vehicle seat, the air conditioning assembly comprising: a housing disposed in a seat, the housing being configured to have air flowing in an internal space of the housing and to discharge air to a seating surface of the seat; and an air cleaner disposed in the internal space of the housing, the air cleaner being configured to selectively sterilize or deodorize the air flowing in the internal space of the housing and to rotate according to an air conditioning mode, wherein in the internal space of the housing, the housing includes an expansion portion having a shape in which a flow path expands and contracts along an air flow direction, wherein the air cleaner is disposed in the expansion portion, and wherein a plurality of blocking parts are disposed on one side of the expansion portion in a width direction of the expansion portion and configured to block a part of the expansion portion, wherein the air cleaner is disposed between the plurality of blocking parts. ### Claim 2 (depends on 1) The air conditioning assembly of claim 1, further comprising: an actuator disposed on one side of the housing, the actuator being configured to operate when switching to the air conditioning mode and thereby rotate the air cleaner. ### Claim 3 (depends on 1) The air conditioning assembly of claim 1, wherein the air conditioning mode includes a ventilation mode and an air purification mode, and the air cleaner is configured to sterilize or deodorize the air flowing in the internal space of the housing in the air purification mode. ### Claim 4 (depends on 3) The air conditioning assembly of claim 3, wherein the air cleaner is configured to change an area of the air cleaner in contact with the air flowing in the internal space of the housing according to the air conditioning mode, wherein an area in contact with the air in the air purification mode is larger than an area in contact with the air in the ventilation mode. ### Claim 5 (depends on 3) The air conditioning assembly of claim 3, wherein the housing is configured to change an amount of the air discharged to the seating surface of the seat according to the air conditioning mode, wherein an amount of the air discharged in the air purification mode is smaller than an amount of the air discharged in the ventilation mode. ### Claim 6 (depends on 1) The air conditioning assembly of claim 1, further comprising: a light source disposed in the internal space of the housing and configured to radiate light toward the air cleaner from a point adjacent to the air cleaner. ### Claim 7 (depends on 6) The air conditioning assembly of claim 6, wherein the air cleaner has a coating having a material containing a photocatalyst, the air cleaner being configured to sterilize or deodorize the air by the light radiated from the light source reaching the photocatalyst. ### Claim 8 (depends on 1) The air conditioning assembly of claim 1, wherein a discharge port is disposed at an end of the housing, the discharge port being configured to discharge the air that has passed through the air cleaner in the internal space of the housing to the seating surface of the seat. ### Claim 9 (depends on 8) The air conditioning assembly of claim 8, wherein the discharge port has an elastic body or a corrugated tube shape, the discharge port being configured to be extended or reduced depending on a position of the seating surface of the seat.