# US 2022/0274129 A1 · Coating device and coating method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0274129 A1 - Document ID: US20220274129A1 - Status: Published application - Kind: A1 - Application number: 17/631,419 - Filed: 2020-07-31 - Published: 2022-09-01 - Earliest claimed: 2019-07-31 - Assignees: KYOCERA Corporation - Applicants: Kyocera Corporation - Inventors: Daisuke HOZUMI; Kenko GEJIMA; Ayumu MATSUMOTO - Web page: https://patentgrep.com/patent/US20220274129A1 ## CPC - B05C 5/02: {the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g.} from an outlet device in contact or almost in contact, with the work - B05B 1/1421: {the multiple outlet openings arranged in plural groups or rows (for roses or shower heads B05B1/1821)} - B05B 3/02: with rotating elements (electric spraying discharge apparatus characterised by having rotary outlet or deflecting elements B05B5/04) - B05B 3/14: with oscillating elements; with intermittent operation - B05B 13/002: {Machines or plants for applying coating liquids or other fluent materials by inkjet} - B05B 13/0405: {with reciprocating or oscillating spray heads (B05B13/0436, B05B13/0442, B05B13/0447, B05B13/0468 take precedence)} - B05B 13/0415: {the angular position of the spray heads relative to the straight line being modified during the reciprocating movement} - B05B 13/0433: {the work being vehicle components, e.g. vehicle bodies} - B05B 15/50: Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter - B05D 1/26: performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface - B25J 9/1679: {characterised by the tasks executed} - B41J 25/001: {Mechanisms for bodily moving print heads or carriages parallel to the paper surface} - B41J 25/006: {for oscillating, e.g. page-width print heads provided with counter-balancing means or shock absorbers} - B05D 7/14: to metal, e.g. car bodies (involving a chemical reaction between the metal and the coating C23) - B05D 7/56: {Three layers or more} - G05B 2219/45013: Spraying, coating, painting - B05C: APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL (spraying apparatus, atomising apparatus, nozzles B05B; plant for applying liquids or other fluent materials to objects by electrostatic spraying B05B5/08) - B05B: SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES (spray-mixers with nozzles B01F25/72; processes for applying liquids or other fluent materials to surfaces by spraying B05D) - B05D: PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL (conveying articles or workpieces through baths of liquid B65G, e.g. B65G49/02) - B25J: MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES ({manipulators specially adapted for use in surgery A61B34/70; manipulators used in cleaning hollow articles B08B9/04}; manipulators associated with rolling mills B21B39/20; manipulators associated with forging machines B21J13/10; {manipulators associated with picking-up and placing mechanisms B23P19/007}; means for holding wheels or parts thereof B60B30/00; {vehicles with ground-engaging propulsion means, e.g. walking members B62D57/02, B62D57/032; devices for picking-up and depositing articles or materials between conveyors B65G47/90, B65G47/91; manipulators with gripping or holding means for transferring packages B65H67/065}; cranes B66C; {manipulators used in the protection or supervision of pipe-line installations F17D5/00; walking equipment adapted for nuclear steam-generators F22B37/006}; manipulators specially adapted for, or associated with, nuclear reactors G21C; {apparatus used for handling wafers during manufacture or treatment of semiconductor H10P72/50}) - B41J: TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS - G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G) ## Abstract A coating device includes a head, an arm, and a controller. The head includes a nozzle surface. The arm holds the head. The controller controls movement of the head via the arm. The controller vibrates the head in a second direction intersecting a first direction, and/or rotationally oscillates along a nozzle surface while moving the head in the first direction along the nozzle surface in a state where the nozzle surface and a to-be-coated object face each other. ## Claims ### Claim 1 A coating device comprising: a head comprising a nozzle surface; an arm configured to hold the head; and a controller configured to control movement of the head via the arm, wherein the controller is configured to vibrate the head in a second direction intersecting a first direction, and/or rotationally oscillate the head along the nozzle surface while moving the head in the first direction along the nozzle surface when the nozzle surface faces a to-be-coated object. ### Claim 2 (depends on 1) The coating device according to claim 1, wherein the nozzle surface comprises a plurality of discharge holes configured to discharge a coating material, and the head vibrates and/or rotationally oscillates with a width equal to or more greater than an interval between adjacent discharge holes of the plurality of discharge holes in the second direction intersecting the first direction. ### Claim 3 (depends on 1) The coating device according to claim 1, wherein the nozzle surface comprises a plurality of discharge holes configured to discharge a coating material, and the head vibrates and/or rotationally oscillates with two times or more of an interval between adjacent discharge holes of the plurality of discharge holes in the second direction intersecting the first direction. ### Claim 4 (depends on 1) The coating device according to claim 1, wherein the head vibrates and/or rotationally oscillates in the second direction intersecting the first direction with a width of 2 mm or less. ### Claim 5 (depends on 1) The coating device according to claim 1, wherein the head vibrates and/or rotationally oscillates with a period such that a spatial displacement in the first direction is 2 mm or less. ### Claim 6 (depends on 1) The coating device according to claim 1, wherein the head rotationally oscillates along the nozzle surface while vibrating in the second direction intersecting the first direction. ### Claim 7 (depends on 6) The coating device according to claim 6, wherein the head rotationally oscillates such that an inclination with respect to the second direction is maximum when a spatial displacement in the second direction is maximum. ### Claim 8 (depends on 6) The coating device according to claim 6, wherein a period that the head vibrates is different than a period that the head rotationally oscillates. ### Claim 9 (depends on 1) The coating device according to claim 1, wherein the head rotationally oscillates around an axis closer to an end portion of a coating region than a center axis of the coating region in a plan view. ### Claim 10 (depends on 1) The coating device according to claim 1, wherein a period that the head moves in the second direction is different than a period that the head vibrates in the second direction intersecting the first direction. ### Claim 11 (depends on 1) The coating device according to claim 1, wherein the arm vibrates the head in the second direction, and/or rotationally oscillates the head along the nozzle surface while moving the head in the first direction. ### Claim 12 A coating device comprising: a head comprising a nozzle surface; an arm configured to hold the head; and a controller configured to control movement of the head via the arm, wherein the controller is configured to rotationally oscillate the head around an oscillation axis along a first direction while moving the head in the first direction along a to-be-coated surface of a to-be-coated object then the nozzle surface faces the to-be-coated object. ### Claim 13 (depends on 1) The coating device according to claim 1, wherein the head vibrates in a third direction intersecting the first direction and changes an interval between the nozzle surface and the to-be-coated object. ### Claim 14 (depends on 1) The coating device according to claim 1, wherein a resolution of the head is 150 dpi or more. ### Claim 15 A coating method comprising: positioning a nozzle surface of a head to face a to-be-coated object; oscillating the head in a second direction intersecting a first direction and/or rotationally oscillating the head along the nozzle surface while moving the head in the first direction along the nozzle surface; and discharging a coating material from the nozzle surface while moving the head. ### Claim 16 (depends on 12) The coating device according to claim 12, wherein the head vibrates in a third direction intersecting the first direction and changes an interval between the nozzle surface and the to-be-coated object.