# US 12,214,365 B2 · Electrification apparatus for electric dust collection and air conditioner for vehicle including same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,214,365 B2 - Document ID: US12214365B2 - Status: Granted - Kind: B2 - Application number: 17/493,049 - Filed: 2021-10-04 - Published: 2022-01-27 - Granted: 2025-02-04 - Earliest claimed: 2018-07-20 - Assignees: LG Electronics Inc. - Applicants: LG Electronics Inc. - Inventors: Hyunmin Shim; Naehyun Park; Namgyu Shin; Keonwang Lee - Web page: https://patentgrep.com/patent/US12214365B2 ## CPC - B03C 3/41: Ionising-electrodes - B03C 3/45: Collecting-electrodes - B03C 3/04: dry type - B03C 3/38: Particle charging or ionising stations, e.g. using electric discharge, radioactive radiation or flames - B03C 3/47: flat, e.g. plates, discs, gratings - B03C 3/60: Use of special materials other than liquids - B03C 3/82: Housings - B03C 3/86: Electrode-carrying means (B03C3/40 takes precedence) - B60H 3/0071: {Electrically conditioning the air, e.g. by ionizing} - B60H 3/0078: {comprising electric purifying means} - B60H 3/0608: {Filter arrangements in the air stream} - F24F 8/192: by electrical means, e.g. by applying electrostatic fields or high voltages - B03C 2201/06: Ionising electrode being a needle - B03C 2201/10: Ionising electrode with two or more serrated ends or sides - B03C 2201/30: for use in or with vehicles - B60H 2001/00085: {of air intake} - Y02A 50/20: Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters - Y02T 10/70: Energy storage systems for electromobility, e.g. batteries - B03C: MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS (separating isotopes B01D59/00; combinations of magnetic or electrostatic separation with separation of solids by other means B03B, B07B) - B60H: ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES - 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) - Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE - Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION ## Abstract An electrification apparatus is used for electric dust collection in an air conditioner for a vehicle. The electrification apparatus includes a frame, a conductive microfiber, and a conductive plate. The frame includes a main body frame in which the conductive plate is installed and an installation frame that defines a fixing groove in which the conductive microfiber is installed. The electrification apparatus further includes a rubber coupled with the conductive microfiber and inserted into the fixing groove. ## Claims ### Claim 1 An electrification apparatus for electric dust collection, comprising: a frame; a conductive microfiber disposed in the frame and configured to generate ions in air; and conductive plates disposed in the frame and configured to generate a potential difference with the conductive microfiber; an electric wire connected to the conductive microfiber and configured to apply a high voltage to the conductive microfiber, wherein the frame comprises: a main body frame that accommodates the conductive plates, and an installation frame that defines a fixing groove configured to receive the conductive microfiber, wherein the electrification apparatus further comprises a rubber structure coupled with the conductive microfiber and configured to insert into the fixing groove, the rubber structure having a cylindrical shape and defining an inner opening that surrounds an outside of the conductive microfiber or the electric wire, wherein the installation frame comprises: a first installation surface that defines the fixing groove, a second installation surface that extends downward from a first side of the first installation surface, the second installation surface defining an installation hole configured to receive the rubber structure and the electric wire, and a third installation surface that extends downward from a second side of the first installation surface, and wherein the first installation surface, the second installation surface, and the third installation surface define an installation space that accommodates and covers the electric wire. ### Claim 2 (depends on 1) The electrification apparatus according to claim 1, wherein the electric wire extends from the conductive microfiber along the installation frame. ### Claim 3 (depends on 2) The electrification apparatus according to claim 2, wherein at least one end of the installation frame is connected to the main body frame, and wherein the electric wire extends to the main body frame along the installation frame and further extends along the main body frame, the electric wire extending to an outer power source through the main body frame. ### Claim 4 (depends on 1) The electrification apparatus according to claim 1, wherein the rubber structure is coupled between the conductive microfiber and the electric wire. ### Claim 5 (depends on 1) The electrification apparatus according to claim 1, wherein the installation space has a bottom opening that is defined by the second installation surface and the third installation surface. ### Claim 6 (depends on 1) The electrification apparatus according to claim 1, wherein the fixing groove, the installation hole, and the installation space are in communication with one another. ### Claim 7 (depends on 1) The electrification apparatus according to claim 1, wherein the conductive microfiber protrudes above the first installation surface, and the electric wire is located below the first installation surface, and wherein at least a portion of the rubber structure protrudes above the first installation surface. ### Claim 8 (depends on 1) The electrification apparatus according to claim 1, wherein the installation frame further comprises a rubber support protrusion that protrudes upward from the first installation surface and that surrounds at least a portion of the rubber structure. ### Claim 9 (depends on 8) The electrification apparatus according to claim 8, wherein the rubber support protrusion has a ring shape, and the fixing groove extends through the rubber support protrusion. ### Claim 10 (depends on 1) The electrification apparatus according to claim 1, wherein an outer circumferential surface of the rubber structure is in contact with an inner circumferential surface of the fixing groove. ### Claim 11 (depends on 10) The electrification apparatus according to claim 10, wherein the rubber structure comprises a protrusion that protrudes radially outward from the outer circumferential surface of the rubber structure and that is disposed below the fixing groove, the protrusion having a ring shape extending along the outer circumferential surface of the rubber structure. ### Claim 12 (depends on 11) The electrification apparatus according to claim 11, wherein the installation frame further comprises a rubber support protrusion that protrudes upward from an upper surface of the installation frame, that surrounds at least a portion of the rubber structure, and that supports the protrusion of the rubber structure. ### Claim 13 (depends on 12) The electrification apparatus according to claim 12, wherein the rubber support protrusion has a side opening that is connected to the fixing groove and that is configured to receive the rubber structure. ### Claim 14 (depends on 10) The electrification apparatus according to claim 10, wherein the rubber structure comprises: a first protrusion that protrudes radially outward from the outer circumferential surface of the rubber structure, that is disposed below the fixing groove, and that extends along the outer circumferential surface of the rubber structure; and a second protrusion that protrudes radially outward from the outer circumferential surface of the rubber structure, that is disposed above the fixing groove, and that extends along the outer circumferential surface of the rubber structure. ### Claim 15 (depends on 14) The electrification apparatus according to claim 14, wherein the first protrusion of the rubber structure surrounds the electric wire, and the second protrusion of the rubber structure surrounds the conductive microfiber. ### Claim 16 (depends on 14) The electrification apparatus according to claim 14, wherein the installation frame comprises a rubber support protrusion that protrudes upward from an upper surface of the installation frame, that surrounds at least a portion of the rubber structure, and that supports the second protrusion of the rubber structure. ### Claim 17 (depends on 1) The electrification apparatus according to claim 1, wherein the installation hole extends to the fixing groove.