Abstract: The fan motor according to the present invention comprises a fan (10) comprising a fan body (11) having a circular plate shape, a plurality of fan blades (12) formed in an upper portion of the fan body (11), a central protruding part (13) protruding upwardly from a central portion of the fan body (11), a shaft fixing part (14) formed in an inner side of the central protruding part (13), a shaft (15) coupled and fixed to the shaft fixing part (14) to rotate when the fan body (11) rotates, and a magnet receiving part (16) formed in a central lower portion of the fan body (11); a ring plate magnet (20) coupled to the magnet receiving part (16); a motor bracket (30) having a PCB bracket coupling part (31) formed in a center; a PCB bracket (40) comprising a body (41) having a cup shape, a bearing insertion part (42) having a cylinder shape, protruding upwardly from a center of the body (41), a through-hole (44) formed inside the bearing insertion part (42), into which a bearing (45) is inserted, and the bearing (4

Abstract: The fan motor according to the present invention comprises a fan (10) comprising a fan body (11) having a circular plate shape, a plurality of fan blades (12) formed in an upper portion of the fan body (11), a central protruding part (13) protruding upwardly from a central portion of the fan body (11), a shaft fixing part (14) formed in an inner side 124 of the central protruding part (13), a shaft (15) coupled and fixed to the shaft fixing part (14) to rotate when the fan body (11) rotates, and a magnet receiving part (16) formed in a central lower portion of the fan body (11); a ring plate magnet (20) coupled to the magnet receiving part (16); a motor bracket (30) having a PCB bracket coupling part (31) formed in a center; a PCB bracket (40) comprising a body (41) having a cup shape, a bearing insertion part (42) having a cylinder shape, protruding upwardly from a center of the body (41), a through-hole (44) formed inside the bearing insertion part (42), into which a bearing (45) is inserted, and the bearin

Abstract: A fan motor according to the present invention comprises a rotor 10 which rotates together with a shaft 30; a stator 20 which is installed to be oriented towards the rotor 10; a top-covering bracket 60 which is coupled to an upper insulator 21 and a core 22 constituting the stator 20; a motor bracket 80 which is mounted on a fixed-installation bracket 70 and coupled to the core 22, upper insulator 21 and lower insulator 23 of the stator 20 and a printed circuit board 50; and a sealing element 100 which is filled in a space portion S formed between a lower surface of the printed circuit board 50 coupled to the bottom of the lower insulator 23 and an inner lower surface of the motor bracket 80.

Abstract: A fan motor according to the present invention comprises a rotor 10 which rotates together with a shaft 30; a stator 20 which is installed to be oriented towards the rotor 10; a top-covering bracket 60 which is coupled to an upper insulator 21 and a core 22 constituting the stator 20; a motor bracket 80 which is mounted on a fixed-installation bracket 70 and coupled to the core 22, upper insulator 21 and lower insulator 23 of the stator 20 and a printed circuit board 50; and a sealing element 100 which is filled in a space portion S formed between a lower surface of the printed circuit board 50 coupled to the bottom of the lower insulator 23 and an inner lower surface of the motor bracket 80.

Abstract: A fan motor according to the present invention includes a lower bracket having a center portion through which a rotating shaft passes, a bracket welding groove formed at an upper portion, and a lower bearing insertion space formed around the rotating shaft outside the center portion; an upper bracket having a center portion through which the rotating shaft passes, a bracket welding projection formed at a position corresponding to the bracket welding groove of the lower bracket, and an upper bearing insertion space formed around the rotating shaft inside the center portion; a rotor combined with the rotating shaft and rotating inside the upper bracket; and a stator positioned around the rotor, and the bracket welding groove and the bracket welding projection are tightly coupled to each other through ultrasonic welding.

Abstract: A fan motor including: a lower bracket through which a rotary shaft passes and having a lower bearing insertion space formed around the rotary shaft; an upper bracket through which the rotary shaft passes and having an upper bearing insertion space formed around the rotary shaft; a lower bearing forcedly pressed and fixed at a lower bearing seating portion formed above the lower bearing insertion space; an upper bearing forcedly pressed and fixed at an upper bearing seating portion formed above the upper bearing insertion space; a rotor rotatably joined to the rotary shaft inside the upper bracket; a stator located around the rotor; a lower felt cover having a lower bearing supporting portion for supporting the lower portion of the lower bearing; and an upper felt cover having an upper bearing supporting portion for supporting the lower portion of the upper bearing.

Abstract: Disclosed herein is a fan motor including: a first bracket having a central portion through which a rotary shaft penetrates, the first bracket having an upper bearing insertion space which is formed in the first bracket and to which an upper bearing for supporting the upper end portion of the rotary shaft is inserted; a second bracket having an upper side to which the first bracket is connected, the second bracket having a lower bearing insertion space which is formed at the central portion of the lower side thereof and to which a lower bearing for supporting the lower end portion of the rotary shaft is inserted; a printed circuit board inserted and fixed into a PCB insertion space formed in the lower side of the second bracket; and a third bracket having an upper side to which the second bracket is connected.

Abstract: Disclosed is a fan motor includes: a first bracket having a middle part through which a rotary shaft penetrates and an upper bearing insertion space to which an upper bearing is inserted to support the upper end part of the rotary shaft; an upper felt cover joined to the inside of the first bracket to seal the upper bearing insertion space; a second bracket joined to the upper side of the first bracket, the second bracket having a lower bearing insertion space which is formed at the middle part of the lower side through which the rotary shaft penetrates and to which a lower bearing is inserted to support the lower end part of the rotary shaft; and a lower felt cover joined to the lower side of the second bracket to seal the lower bearing insertion space.

Abstract: A fan motor that including: a rotor coupled with a shaft to rotate together; a stator installed at a position facing the rotor; a first bracket on a central upper portion of which a first bearing insertion space into which a first bearing coupled to an upper portion of the shaft is inserted is formed; a second bracket which is hermetically coupled to the first bracket and on a central lower portion of which a second bearing insertion space into which a second bearing coupled to a lower portion of the shaft is inserted is formed; a first bearing cover that covers the first bearing insertion space; and a second bearing cover that covers the second bearing insertion space and has an accommodation space formed to extend to the central lower portion.

Abstract: Provided is a fan motor that includes: a rotor that is coupled with a shaft to rotate together; a stator that is installed at a position facing the rotor; a first bracket on a central upper portion of which a first bearing insertion space into which a first bearing coupled to an upper portion of the shaft is inserted is formed; a second bracket which is hermetically coupled to the first bracket and on a central lower portion of which a second bearing insertion space into which a second bearing coupled to a lower portion of the shaft is inserted is formed; a first bearing cover that covers the first bearing insertion space; and a second bearing cover that covers the second bearing insertion space and has an accommodation space formed to extend to the central lower portion.

Abstract: Disclosed therein is a fan motor including: a lower bracket having a lower protrusion which is located at the central portion and has a lower bearing insertion portion therein and a space which is formed around the lower protrusion; an upper bracket having an upper protrusion which is located at the central portion and has an upper bearing insertion portion therein; a rotor located between the lower protrusion and the upper protrusion and rotating together with a shaft; and a stator core surrounded by a lower insulator which is located above the lower protrusion and an upper insulator which is located below the upper protrusion.

Abstract: Provided is a fan motor that includes: a rotor that is coupled with a shaft to rotate together; a stator that is installed at a position facing the rotor; a first bracket on a central upper portion of which a first bearing insertion space into which a first bearing coupled to an upper portion of the shaft is inserted is formed; a second bracket which is hermetically coupled to the first bracket and on a central lower portion of which a second bearing insertion space into which a second bearing coupled to a lower portion of the shaft is inserted is formed; a first bearing cover that covers the first bearing insertion space; and a second bearing cover that covers the second bearing insertion space and has an accommodation space formed to extend to the central lower portion.

Abstract: A fan motor that including: a rotor coupled with a shaft to rotate together; a stator installed at a position facing the rotor; a first bracket on a central upper portion of which a first bearing insertion space into which a first bearing coupled to an upper portion of the shaft is inserted is formed; a second bracket which is hermetically coupled to the first bracket and on a central lower portion of which a second bearing insertion space into which a second bearing coupled to a lower portion of the shaft is inserted is formed; a first bearing cover that covers the first bearing insertion space; and a second bearing cover that covers the second bearing insertion space and has an accommodation space formed to extend to the central lower portion.

Abstract: A fan motor including: a lower bracket through which a rotary shaft passes and having a lower bearing insertion space formed around the rotary shaft; an upper bracket through which the rotary shaft passes and having an upper bearing insertion space formed around the rotary shaft; a lower bearing forcedly pressed and fixed at a lower bearing seating portion formed above the lower bearing insertion space; an upper bearing forcedly pressed and fixed at an upper bearing seating portion formed above the upper bearing insertion space; a rotor rotatably joined to the rotary shaft inside the upper bracket; a stator located around the rotor; a lower felt cover having a lower bearing supporting portion for supporting the lower portion of the lower bearing; and an upper felt cover having an upper bearing supporting portion for supporting the lower portion of the upper bearing.

Abstract: The present invention relates to a fan motor having a stator core, a rotor and a rotary shaft rotatably coupled to the rotor, the fan motor including: a PCB cover having a bottom portion, an outside wall portion and an inside wall portion; and a PCB coupled to the internal space defined by the bottom portion, the outside wall portion and the inside wall portion of the PCB cover, wherein the stator core has an outer peripheral portion, teeth portions formed radially along the outer peripheral portion and at least one or more protrusion portions formed on the outer peripheral portion, and the PCB cover is thus coupled to the protrusion portions of the stator core.

Abstract: A fan motor according to the present invention includes a lower bracket having a center portion through which a rotating shaft passes, a bracket welding groove formed at an upper portion, and a lower bearing insertion space formed around the rotating shaft outside the center portion; an upper bracket having a center portion through which the rotating shaft passes, a bracket welding projection formed at a position corresponding to the bracket welding groove of the lower bracket, and an upper bearing insertion space formed around the rotating shaft inside the center portion; a rotor combined with the rotating shaft and rotating inside the upper bracket; and a stator positioned around the rotor, and the bracket welding groove and the bracket welding projection are tightly coupled to each other through ultrasonic welding.

Abstract: Disclosed is a fan motor includes: a first bracket having a middle part through which a rotary shaft penetrates and an upper bearing insertion space to which an upper bearing is inserted to support the upper end part of the rotary shaft; an upper felt cover joined to the inside of the first bracket to seal the upper bearing insertion space; a second bracket joined to the upper side of the first bracket, the second bracket having a lower bearing insertion space which is formed at the middle part of the lower side through which the rotary shaft penetrates and to which a lower bearing is inserted to support the lower end part of the rotary shaft; and a lower felt cover joined to the lower side of the second bracket to seal the lower bearing insertion space.

Abstract: Disclosed herein is a fan motor including: a first bracket having a central portion through which a rotary shaft penetrates, the first bracket having an upper bearing insertion space which is formed in the first bracket and to which an upper bearing for supporting the upper end portion of the rotary shaft is inserted; a second bracket having an upper side to which the first bracket is connected, the second bracket having a lower bearing insertion space which is formed at the central portion of the lower side thereof and to which a lower bearing for supporting the lower end portion of the rotary shaft is inserted; a printed circuit board inserted and fixed into a PCB insertion space formed in the lower side of the second bracket; and a third bracket having an upper side to which the second bracket is connected.

Abstract: Disclosed therein is a fan motor including: a lower bracket having a lower protrusion which is located at the central portion and has a lower bearing insertion portion therein and a space which is formed around the lower protrusion; an upper bracket having an upper protrusion which is located at the central portion and has an upper bearing insertion portion therein; a rotor located between the lower protrusion and the upper protrusion and rotating together with a shaft; and a stator core surrounded by a lower insulator which is located above the lower protrusion and an upper insulator which is located below the upper protrusion.

Abstract: A silicon nanowire including metal nanoclusters formed on a surface thereof at a high density. The metal nanocluster improves electrical and optical characteristics of the silicon nanowire, and thus can be usefully used in various electrical devices such as a lithium battery, a solar cell, a bio sensor, a memory device, or the like.