Patents by Inventor Jeong Cheol Jang
Jeong Cheol Jang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240097519Abstract: The stator according to the present invention is characterized by comprising a stator core 11 including a base 111 of a circular shape, a teeth part 112 formed radially from the base 111, and a teeth end 113 extending to both sides in the circumferential direction at an end of the teeth part 112; an upper insulator 12 coupled to an upper part of the stator core 11, including an upper base insulating part 121 for insulating an upper part of the base 111, an upper teeth insulating part 122 formed radially in the outer circumferential direction of the upper base insulating part 121, for insulating the upper part of the teeth part 121, and an upper teeth end insulating part 123 located over the teeth end 113, protruding upward at an end of the upper teeth insulating part 122; a lower insulator 13 coupled to a lower part of the stator core 11, including a lower base insulating part 131 for insulating the lower part of the base 111, a lower teeth insulating part 132 formed radially in the outer circumferential direType: ApplicationFiled: November 11, 2021Publication date: March 21, 2024Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Min Ho KIM
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Patent number: 11901798Abstract: 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 (4Type: GrantFiled: October 23, 2019Date of Patent: February 13, 2024Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Gyeong Su Park, Woo Sung Cho
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Publication number: 20230412033Abstract: The motor for a washing machine according to the present invention comprises a motor housing 11 comprising a stator 12; a pair of first supports 16 formed integrally with the motor housing 11 in the front of the motor housing 11; a connection cylindrical member 11B cylindrically extending backwardly from a middle part of the motor housing 11 to be formed integrally with the motor housing 11; and a pair of second supports 21 integrally formed at right and left ends of the connection cylindrical member 11B.Type: ApplicationFiled: May 31, 2023Publication date: December 21, 2023Applicant: New Motech Co., Ltd.Inventors: Jeong Cheol JANG, Gyeong Sik YANG, Seung Ju PARK
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Patent number: 11824422Abstract: A drive motor includes an inverter housing mounted therein, which couples an inverter housing to the top or side of a drive motor frame, wherein the inverter coupling bracket includes an inverter housing surface-contacting frame in which support gaps of first and second floor frames, surface-contacting the circumferential surface of a flange coupled to one end of the drive motor frame and the circumferential surface of a bracket coupled to the other end of the drive motor frame in the longitudinal direction, are integrally formed, and an arc-shaped drive motor frame circumferential surface-contacting portion is formed on the lower surface of the inverter housing surface-contacting frame, fixing pieces inclined inward are formed at the left and right ends of the first and second floor frames, respectively, and a fixing protruding piece is formed at each of the front and rear ends of the inverter housing surface-contacting frame.Type: GrantFiled: June 7, 2019Date of Patent: November 21, 2023Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Ji Min Lee, Min Ho Kim
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Patent number: 11371516Abstract: A motor for dual fans includes: a body on which a stator is installed; a shaft which is coupled to a rotor located to be opposite to the stator to rotate together and is extended to an upper part and a lower part of the body; a first fan which is coupled to an upper part of the shaft; and a second fan which is coupled to a lower part of the shaft, characterized in that a first unidirectional bearing is coupled to the first fan, and thereby an inner race of the first unidirectional bearing is coupled to an upper part of the shaft to rotate, and a second unidirectional bearing is coupled to the second fan, and thereby an inner race of the second unidirectional bearing is coupled to the lower part of the shaft to rotate.Type: GrantFiled: January 16, 2019Date of Patent: June 28, 2022Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Ji Min Lee
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Patent number: 11313429Abstract: A piston for a magneto-rheological (MR) damper includes an upper core 11 having a side opening 113; a lower core 12 having a lower core body 121 and a central protrusion 122 protruding upwardly from the lower core body 121; and a magnetic field generator 13 coupled to the central protrusion 122, including a body 131A around which a coil 132 is wound, a ring-shaped upper support 131B extending from the upper portion of the body 131A in the radial direction, and a ring-shaped lower support 131C extending from the lower portion of the body 131A in the radial direction.Type: GrantFiled: April 8, 2019Date of Patent: April 26, 2022Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Ji Min Lee, Hyo Bin Lim, Pan Guk Park
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Patent number: 11286608Abstract: A stator assembly constituting a motor of a driving apparatus for a washing machine, includes: a stator core; an insulator surrounding the stator core; a central space in the stator core and insulator; and a lever unit coupling for coupling a lever unit, formed in the insulator, wherein a deceleration coupling unit is positioned in the central space to be movable frontward or rearward.Type: GrantFiled: September 5, 2019Date of Patent: March 29, 2022Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Wang Gyu Jeong
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Patent number: 11225749Abstract: A direct driving apparatus for a washing machine according to the present invention, capable of deceleration driving, includes a tub, a stator assembly coupled to the tub and a rotor assembly positioned outside the stator assembly, wherein the apparatus further includes a deceleration coupling unit positioned in a central space of the stator assembly.Type: GrantFiled: March 15, 2018Date of Patent: January 18, 2022Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Wang Gyu Jeong
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Patent number: 11205940Abstract: A switched reluctance motor includes an upper housing; a stator assembly including a stator core coupled to the upper housing; a rotor assembly located inside the stator assembly and comprising a rotor core rotating together with a shaft; a lower housing coupled to a lower part of the stator core; a sensor magnet assembly coupled to an upper part of the shaft and rotating together with the shaft; and a hall sensor assembly installed inside the upper housing and installed at one side of the sensor magnet assembly.Type: GrantFiled: September 28, 2018Date of Patent: December 21, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Gyeong Sik Yang, Nam Youn Kim
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Publication number: 20210391768Abstract: 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 bearinType: ApplicationFiled: October 23, 2019Publication date: December 16, 2021Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Gyeong Su PARK, Woo Sung CHO
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Publication number: 20210313860Abstract: A drive motor includes an inverter housing mounted therein, which couples an inverter housing to the top or side of a drive motor frame, wherein the inverter coupling bracket includes an inverter housing surface-contacting frame in which support gaps of first and second floor frames, surface-contacting the circumferential surface of a flange coupled to one end of the drive motor frame and the circumferential surface of a bracket coupled to the other end of the drive motor frame in the longitudinal direction, are integrally formed, and an arc-shaped drive motor frame circumferential surface-contacting portion is formed on the lower surface of the inverter housing surface-contacting frame, fixing pieces inclined inward are formed at the left and right ends of the first and second floor frames, respectively, and a fixing protruding piece is formed at each of the front and rear ends of the inverter housing surface-contacting frame.Type: ApplicationFiled: June 7, 2019Publication date: October 7, 2021Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Ji Min LEE, Min Ho KIM
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Patent number: 11131297Abstract: A machine tool system including a compact air compressor configuring a compact air compressor C includes: an auxiliary air tank 40; and an air compressor body 30 connected with the auxiliary air tank 40, wherein the air compressor body 30 and the auxiliary air tank 40 are individually installed in a machine tool 20.Type: GrantFiled: August 14, 2018Date of Patent: September 28, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Jong Hyuk Kim, Jin Sun Park, Han Seop Park
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Publication number: 20210239179Abstract: A piston for a magneto-rheological (MR) damper includes an upper core 11 having a side opening 113; a lower core 12 having a lower core body 121 and a central protrusion 122 protruding upwardly from the lower core body 121; and a magnetic field generator 13 coupled to the central protrusion 122, including a body 131A around which a coil 132 is wound, a ring-shaped upper support 131B extending from the upper portion of the body 131A in the radial direction, and a ring-shaped lower support 131C extending from the lower portion of the body 131A in the radial direction.Type: ApplicationFiled: April 8, 2019Publication date: August 5, 2021Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Ji Min LEE, Hyo Bin LIM, Pan Guk PARK
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Patent number: 11067070Abstract: A cylinder coupling structure of a compact air compressor includes a block, a tubular-shaped cylinder assembled to the block, a valve cover which covers the valve assembly, and at least one pressurized bolt which assembles the valve cover and the block. A piston is reciprocated inside the cylinder. A stator is assembled to the block, a rotator is located to relatively rotate as to the stator, and a crank axis is assembled to the rotator to integrally rotate with the rotator to be axially supported in the block and to be rotatable. A connecting rod, each of both ends thereof is connected to the crank axis and the piston, respectively.Type: GrantFiled: April 4, 2018Date of Patent: July 20, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Jong Hyuk Kim, Jin Sun Park
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Patent number: 11015588Abstract: A cylinder coupling structure of a compact air compressor includes a block provided with a suction valve and a discharge valve to be integrally formed with a suction muffler and a discharge muffler to block a front end of the cylinder, a tubular-shaped cylinder coupled to the block, a valve cover covering the valve assembly, at least one pressurized bolt coupling the valve cover and the block, a piston reciprocating inside the cylinder, a stator coupled to the block, a rotator located to rotate relatively with respect to the stator, a crank axis coupled to the rotator to rotate integrally with the rotator to be rotatable coaxially with the block, and a connecting rod, each of both ends thereof being connected to the crank axis and the piston, respectively.Type: GrantFiled: April 4, 2018Date of Patent: May 25, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Jong Hyuk Kim, Jin Sun Park
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Publication number: 20210131414Abstract: A machine tool system including a compact air compressor configuring a compact air compressor C includes: an auxiliary air tank 40; and an air compressor body 30 connected with the auxiliary air tank 40, wherein the air compressor body 30 and the auxiliary air tank 40 are individually installed in a machine tool 20.Type: ApplicationFiled: August 14, 2018Publication date: May 6, 2021Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Jong Hyuk KIM, Jin Sun PARK, Han Seop PARK
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Patent number: 10995758Abstract: A pump for circulating water includes an upper housing 10 formed with an inlet 11 and an outlet 12 of fluid; a lower housing 20 arranged in a lower side of the upper housing 10, having a space formed therein; an inner housing 30 having an edge part interposed between the upper housing 10 and the lower housing 20, and an impeller receiving space 31 formed in a middle part; an impeller 50 received inside the upper housing 10 and in the impeller receiving space 31 to be rotatably installed; a rotor 60 installed inside an outer circumference of the impeller 50; a spring 65 installed between a lower surface of the impeller and the inner housing; and a stator 70 installed inside the lower housing 20.Type: GrantFiled: September 18, 2017Date of Patent: May 4, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Kyoung Joo Lee, Hyun Sung Yang, Min Seok Kang
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Publication number: 20210115931Abstract: A motor for dual fans includes: a body on which a stator is installed; a shaft which is coupled to a rotor located to be opposite to the stator to rotate together and is extended to an upper part and a lower part of the body; a first fan which is coupled to an upper part of the shaft; and a second fan which is coupled to a lower part of the shaft, characterized in that a first unidirectional bearing is coupled to the first fan, and thereby an inner race of the first unidirectional bearing is coupled to an upper part of the shaft to rotate, and a second unidirectional bearing is coupled to the second fan, and thereby an inner race of the second unidirectional bearing is coupled to the lower part of the shaft to rotate.Type: ApplicationFiled: January 16, 2019Publication date: April 22, 2021Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Ji Min LEE
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Patent number: 10892658Abstract: Disclose herein is a motor. The motor includes a stator assembly that has a stator core, an upper insulator covering and insulating an upper portion of the stator core, and a lower insulator covering and insulating a lower portion of the stator core, and a bus-bar assembly that has a bus-bar having a plurality of connecting terminals formed on a circular bus and a contact portion electrically connected to a coil, and a bus-bar housing accommodating the bus-bar therein. The contact portion has a bent portion formed by bending distal ends of the connecting terminals upward, a contact piece located to face the bent portion, and a connection piece which connects the bent portion with the contact piece, and the bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.Type: GrantFiled: September 15, 2015Date of Patent: January 12, 2021Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Seong Jin Lee
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Patent number: 10859090Abstract: A water pump includes: an upper housing formed with an inlet and an outlet of fluid; a lower housing installed to fit in a lower side of the upper housing, having a receiving space formed therein; a shaft fixing support having a lower part of a protrudedly formed shaft inserted in the center of a bottom part of the lower housing; an impeller installed around the shaft; a rotor configured by having a magnet installed around a rotor core; a stator installed inside the lower housing; a lower cover; a shaft upper part fixing support member installed in an upper side of the shaft erectedly inserted in the shaft fixing support; and a synthetic resin mold member formed with a first synthetic resin mold around an outer side of the shaft fixing support and around the shaft, and a second synthetic resin mold around an outer side of the rotor.Type: GrantFiled: September 18, 2017Date of Patent: December 8, 2020Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Ji Min Lee, Seong Jin Lee