Patents by Inventor Woon Pil Jung
Woon Pil Jung 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).
-
Patent number: 10404128Abstract: 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 bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.Type: GrantFiled: April 8, 2015Date of Patent: September 3, 2019Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Woon Pil Jung, Seong Jin Lee
-
Patent number: 10256693Abstract: 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 bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.Type: GrantFiled: April 8, 2015Date of Patent: April 9, 2019Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Woon Pil Jung, Seong Jin Lee
-
Patent number: 10063125Abstract: Disclosed is a method of wiring a coil in parallel around a stator having a plurality of teeth, which includes the steps of: winding the coil around a tooth starting from a top or a bottom of the stator; continuously winding the coil around an adjacent tooth when winding on the tooth is completed; cutting an end portion of the coil positioned at either the top or the bottom of the stator; wiring the cut end portion of the coil using a bus-bar; and wiring a neutral point to the other end of either the top or the bottom of the stator.Type: GrantFiled: August 17, 2016Date of Patent: August 28, 2018Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Woon Pil Jung, Seung Jae Lee
-
Patent number: 9819234Abstract: Disclosed therein is a method of operating a variable magnetic flux motor. The method of operating the variable magnetic flux motor, which includes a rotor and a stator located inside the rotor, the rotor including first magnets and second magnets having a coercive force weaker than that of the first magnets, includes: a first step of operating the motor in an initially magnetized state of the second magnets; and a second step of operating the motor in an inversedly magnetized state of the second magnets by applying a magnetomotive force to the second magnets in the opposite direction to the magnetization direction of the second magnets.Type: GrantFiled: January 9, 2014Date of Patent: November 14, 2017Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Woon Pil Jung, Jin Seok Jang, Byung Taek Kim
-
Publication number: 20170155299Abstract: 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 bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.Type: ApplicationFiled: April 8, 2015Publication date: June 1, 2017Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Je Hyung SEO, Woon Pil JUNG, Seong Jin LEE
-
Publication number: 20170133902Abstract: 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 bus-bar housing is coupled to a bus-bar seat defined in a central portion of the upper insulator.Type: ApplicationFiled: April 8, 2015Publication date: May 11, 2017Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Je Hyung SEO, Woon Pil JUNG, Seong Jin LEE
-
STATOR OF MOTOR HAVING BUS-BAR WIRING STRUCTURE AND METHOD OF WIRING COIL IN PARALLEL USING THE SAME
Publication number: 20160359397Abstract: Disclosed is a method of wiring a coil in parallel around a stator having a plurality of teeth, which includes the steps of: winding the coil around a tooth starting from a top or a bottom of the stator; continuously winding the coil around an adjacent tooth when winding on the tooth is completed; cutting an end portion of the coil positioned at either the top or the bottom of the stator; wiring the cut end portion of the coil using a bus-bar; and wiring a neutral point to the other end of either the top or the bottom of the stator.Type: ApplicationFiled: August 17, 2016Publication date: December 8, 2016Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Je Hyung SEO, Woon Pil JUNG, Seung Jae LEE -
Publication number: 20160344242Abstract: Disclosed is a variable magnetic flux motor having rotor in which two different kinds of magnets are embedded. The variable magnetic flux motor includes: a rotor; a stator located inside of the rotor; and magnets including first magnets and second magnets mounted at outer perimeter of the rotor, four pairs of second magnets being arranged by a right angle based on the rotor, a plurality of unit rotor cores being arranged between each of the four pairs of the second magnets, each of the four pairs of the second magnets is facing each other, wherein an amount of magnetic flux of the second magnets is regulated through a difference in a coercive force generated between the first magnets and the second magnets.Type: ApplicationFiled: August 2, 2016Publication date: November 24, 2016Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Je Hyung SEO, Soo Hyun PARK, Woon Pil JUNG, Hugh Jin CHO, Byung Taek KIM, Jin Seok JANG
-
Stator of motor having bus-bar wiring structure and method of wiring coil in parallel using the same
Patent number: 9502949Abstract: A stator of a motor having a bus-bar wiring structure according to the present invention includes: a stator core configured of a core base in which a plurality of teeth is formed; an upper insulator coupled to a top of the stator core to insulate the teeth; a lower insulator coupled to a bottom of the stator core; a coil wound around the teeth when the upper insulator and the lower insulator are coupled; and a lower bus-bar housing coupled to a top of the upper insulator and having a plurality of bus-bar insertion units formed to insert a plurality of bus-bars.Type: GrantFiled: September 19, 2014Date of Patent: November 22, 2016Assignee: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Woon Pil Jung, Seung Jae Lee -
Patent number: 9306423Abstract: Disclosed therein is a motor with a variable magnetic flux, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a plurality of unit rotor cores and magnets which are attached to the inner wall surface of the rotor housing, and the unit rotor cores and the magnets are arranged in turn. The stator includes a stator core base and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof.Type: GrantFiled: October 1, 2013Date of Patent: April 5, 2016Assignee: NEW MOTECH CO., LTDInventors: Jeong Cheol Jang, Je Hyung Seo, Soo Hyun Park, Woon Pil Jung, Hugh Jin Cho, Seung Jae Lee, Byung Taek Kim, Jin Seok Jang
-
Publication number: 20150380993Abstract: Disclosed therein is a method of operating a variable magnetic flux motor. The method of operating the variable magnetic flux motor, which includes a rotor and a stator located inside the rotor, the rotor including first magnets and second magnets having a coercive force weaker than that of the first magnets, includes: a first step of operating the motor in an initially magnetized state of the second magnets; and a second step of operating the motor in an inversedly magnetized state of the second magnets by applying a magnetomotive force to the second magnets in the opposite direction to the magnetization direction of the second magnets.Type: ApplicationFiled: January 9, 2014Publication date: December 31, 2015Inventors: Jeong Cheol JANG, Je Hyung SEO, Woon Pil JUNG, Jin Seok JANG, Byung Taek KIM
-
STATOR OF MOTOR HAVING BUS-BAR WIRING STRUCTURE AND METHOD OF WIRING COIL IN PARALLEL USING THE SAME
Publication number: 20150137637Abstract: A stator of a motor having a bus-bar wiring structure according to the present invention includes: a stator core configured of a core base in which a plurality of teeth is formed; an upper insulator coupled to a top of the stator core to insulate the teeth; a lower insulator coupled to a bottom of the stator core; a coil wound around the teeth when the upper insulator and the lower insulator are coupled; and a lower bus-bar housing coupled to a top of the upper insulator and having a plurality of bus-bar insertion units formed to insert a plurality of bus-bars.Type: ApplicationFiled: September 19, 2014Publication date: May 21, 2015Inventors: Jeong Cheol JANG, Je Hyung Seo, Woon Pil Jung, Seung Jae Lee -
Publication number: 20150069876Abstract: Disclosed therein is variable magnetic flux motor, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a plurality of unit rotor cores and magnets which are attached to the inner wall face of the rotor housing, and the unit rotor cores and the magnets are arranged in turn. The stator includes a stator core base, and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof.Type: ApplicationFiled: February 21, 2013Publication date: March 12, 2015Inventors: Jeong Cheol Jang, Je Hyung Seo, Soo Hyun Park, Woon Pil Jung, Hugh Jin Cho, Byung Taek Kim, Jin Seok Jang
-
Publication number: 20140152135Abstract: Disclosed therein is a motor with a variable magnetic flux, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a plurality of unit rotor cores and magnets which are attached to the inner wall surface of the rotor housing, and the unit rotor cores and the magnets are arranged in turn. The stator includes a stator core base and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof.Type: ApplicationFiled: October 1, 2013Publication date: June 5, 2014Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol Jang, Je Hyung Seo, Soo Hyun Park, Woon Pil Jung, Hugh Jin Cho, Seung Jae Lee, Byung Taek Kim, Jin Seok Jang
-
Publication number: 20140152137Abstract: Disclosed therein is a motor with a variable magnetic flux, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a rotor core attached to the inner circumference of the rotor housing, and magnets attached to the inner surface of the rotor core. The stator includes a stator core base and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof. The magnets are divided into first magnets and second magnets, the second magnets are low in coercive force than the first magnets, and a plurality of the first magnets are located at both sides of the second magnets.Type: ApplicationFiled: October 1, 2013Publication date: June 5, 2014Applicant: NEW MOTECH CO., LTD.Inventors: Jeong Cheol JANG, Je Hyung SEO, Soo Hyun PARK, Woon Pil JUNG, Hugh Jin CHO, Seung Jae LEE, Byung Taek KIM, Jin Seok JANG