Patents by Inventor Zi-Qiang Zhu

Zi-Qiang Zhu 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: 11196314
    Abstract: Provided is an arrangement for an electrical machine having fractional slot topology, including: plural stator segments, each stator segment having plural teeth alternating with plural slots in a circumferential direction, each stator segment having at both circumferential ends a tooth portion; for each phase of plural phases a conductor wound in coils around teeth of the plural teeth, wherein the number of coils of any phase in any stator segment is the same as the number of coils of any other phase in this stator segment.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: December 7, 2021
    Assignee: SIEMENS GAMESA RENEWABLE ENERGY A/S
    Inventors: Arwyn Thomas, Yan-Xin Li, Zi-Qiang Zhu
  • Publication number: 20210288540
    Abstract: The invention relates primarily to a rotating electrical machine for a motor vehicle including: - a rotor, and - a stator (11) including a winding (17) having a plurality of phases, each phase comprising a plurality of groups of coils (G1-G4), characterized in that said stator (11) is configured such that currents in the groups of coils (G1-G4) are able to flow selectively: - in one and the same direction so as to maximize a number of poles of the rotating electrical machine, or - in opposite directions so as to minimize a number of poles of the rotating electrical machine.
    Type: Application
    Filed: July 26, 2019
    Publication date: September 16, 2021
    Applicant: Valeo Equipements Electriques Moteur
    Inventors: Jean Claude Mipo, Sophie Personnaz, Zi-Qiang Zhu, Srinivas Mallampalli Satsai
  • Publication number: 20210265760
    Abstract: An electrical connector includes an insulative housing and a plurality of contacts retained thereto. Each contact includes a retaining section, a contacting section in front of the retaining section, and a mounting section behind the retaining section. A plurality of independent glue reservoirs are formed on a rear side of the housing via crossing partitions. A tiny passage is formed in an exterior face of the partition to communicate the neighboring glue reservoirs so as to assure the even/same height of the hardened glue blocks in respective glue reservoirs.
    Type: Application
    Filed: February 26, 2021
    Publication date: August 26, 2021
    Inventors: DE-MING XU, XIAO-BO DU, GUO-HUA ZHANG, ZI-QIANG ZHU
  • Publication number: 20200403331
    Abstract: An electrical contact for extending through a hole in the printed circuit board in an insertion direction, includes a retention plate and a leg extending therefrom. The leg includes an insertion section and a deformation section. The deformation section includes a pair of opposite wide side faces in a first direction perpendicular to the insertion direction, and a pair of opposite narrow side faces in a second direction perpendicular to both the insertion direction and the first direction, and a cavity recessed from one wide side face in the first direction. The cavity forms a first end located closer to the insertion end of the leg in the insertion direction and equipped with a cone shape thereof, and a second end located opposite to the first end and closer to a rectangular retention section and equipped with an arc shape thereof. The cavity forms a trapezoidal cross-section.
    Type: Application
    Filed: June 22, 2020
    Publication date: December 24, 2020
    Inventors: DE-MING XU, XIAO-BO DU, GUO-HUA ZHANG, ZI-QIANG ZHU
  • Publication number: 20200235624
    Abstract: Provided is an arrangement for an electrical machine having fractional slot topology, including: plural stator segments, each stator segment having plural teeth alternating with plural slots in a circumferential direction, each stator segment having at both circumferential ends a tooth portion; for each phase of plural phases a conductor wound in coils around teeth of the plural teeth, wherein the number of coils of any phase in any stator segment is the same as the number of coils of any other phase in this stator segment.
    Type: Application
    Filed: January 23, 2018
    Publication date: July 23, 2020
    Inventors: Arwyn Thomas, Yan-Xin Li, Zi-Qiang Zhu
  • Publication number: 20200195178
    Abstract: Provided is a method for determining the rotational position of a rotor in a permanent magnet synchronous machine, wherein the stator includes windings for a first, second and third phase, including the steps: applying a first voltage pulse to the first phase, determining respective first measures for the current induced by the first voltage pulse in the second and third phase, selecting a first selected phase depending on the first measures for the current, wherein the first selected phase is either the second or the third phase, applying a second voltage pulse to the first selected phase, determining respective second measures for the current induced by the second voltage pulse in the phases of the stator that are not the first selected phase, and determining the rotational position of the rotor depending on the second measures of the current.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 18, 2020
    Inventors: XIMENG WU, ZHAN-YUAN WU, ZI-QIANG ZHU
  • Patent number: 10686340
    Abstract: An interior permanent magnet motor comprising a rotor having a set of permanent magnets placed within the interior of the rotor and a stator which surrounds the rotor and has a set of stator teeth defining slots between adjacent teeth. The stator also includes a plurality of stator windings that extend around the teeth and within the slots, the rotor and stator defining an airgap there between, in which an outer peripheral surface of the rotor that faces the stator across the airgap is provided with a respective eccentric bulge in the region of each rotor magnet.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: June 16, 2020
    Assignee: TRW Limited
    Inventors: Zi-Qiang Zhu, Jie Ma
  • Patent number: 10658773
    Abstract: An electrical contact of an electrical connector includes a mounting leg for being retained within a through hole of the printed circuit board wherein the mounting leg is tubular and is radially deformable to abut against an interior surface of the through hole. The mounting leg is radially thinned in thickness to confront the interior surface of the hole. The mounting leg is formed by rolling a metal plate with a C-shaped cross-section thereof. There are two thinned areas of the mounting leg, symmetrically located by two sides of the slit of the C-shaped cross-sectional configuration.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: May 19, 2020
    Assignees: FOXCONN (KUNSHAN) COMPUTER CONNECTOR Co., FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Yun Zhang, Xue-Yuan Xiao, Zi-Qiang Zhu
  • Patent number: 10547129
    Abstract: An electrical contact includes a compliant tail defining a pair of opposite first main face and second main face, and a pair of opposite first side face and second side face linked between the first main face and the second main face. The opposite first side face and second side face are bulged for engagement with an interior surface of the corresponding through hole. A pair of first through holes and a pair of second through holes extend through both the first main face and the second main face. The first through holes are configured with an elongated configuration while the second though holes are located around two opposite upper and lower ends of the first through holes.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: January 28, 2020
    Assignees: FOXCONN (KUNSHAN) COMPUTER CONNECTOR C, FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Yun Zhang, Xue-Yuan Xiao, Zi-Qiang Zhu
  • Publication number: 20190280406
    Abstract: An electrical contact includes a compliant tail defining a pair of opposite first main face and second main face, and a pair of opposite first side face and second side face linked between the first main face and the second main face. The opposite first side face and second side face are bulged for engagement with an interior surface of the corresponding through hole. A pair of first through holes and a pair of second through holes extend through both the first main face and the second main face.
    Type: Application
    Filed: March 8, 2019
    Publication date: September 12, 2019
    Inventors: YUN ZHANG, XUE-YUAN XIAO, ZI-QIANG ZHU
  • Publication number: 20190207333
    Abstract: An electrical contact of an electrical connector includes a mounting leg for being retained within a through hole of the printed circuit board wherein the mounting leg is tubular and is radially deformable to abut against an interior surface of the through hole. The mounting leg is radially thinned in thickness to confront the interior surface of the hole. The mounting leg is formed by rolling a metal plate with a C-shaped cross-section thereof. There are two thinned areas of the mounting leg, symmetrically located by two sides of the slit of the C-shaped cross-sectional configuration.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 4, 2019
    Inventors: YUN ZHANG, XUE-YUAN XIAO, ZI-QIANG ZHU
  • Patent number: 10333250
    Abstract: An electrical connector assembly including a first connector and a second connector mated with each other. The first connector includes an insulative housing with a mating cavity sounded by opposite top wall and bottom wall, two opposite side walls and a rear wall. The rear wall forms opposite inner surface and outer surface. A plurality of contacts are retained to the housing and include the contacting sections exposed in the mating cavity and soldering sections exposed outside of the housing and behind the rear wall. A plurality of inner partitions are formed on the interior surface of the rear wall and extend into the mating cavity to separate the contacting sections of the neighboring contacts, respectively. A plurality of outer partitions are formed on the exterior surface of the rear wall to separate the soldering sections of the neighboring contacts.
    Type: Grant
    Filed: January 13, 2018
    Date of Patent: June 25, 2019
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Xue-Yuan Xiao, Ling-Jie Meng, Zi-Qiang Zhu, Wei Wang
  • Publication number: 20190173338
    Abstract: An interior permanent magnet motor comprising a rotor having a set of permanent magnets placed within the interior of the rotor and a stator which surrounds the rotor and has a set of stator teeth defining slots between adjacent teeth. The stator also includes a plurality of stator windings that extend around the teeth and within the slots, the rotor and stator defining an airgap there between, in which an outer peripheral surface of the rotor that faces the stator across the airgap is provided with a respective eccentric bulge in the region of each rotor magnet.
    Type: Application
    Filed: December 6, 2018
    Publication date: June 6, 2019
    Applicant: TRW Limited
    Inventors: Zi-Qiang Zhu, Jie Ma
  • Publication number: 20180205174
    Abstract: An electrical connector assembly including a first connector and a second connector mated with each other. The first connector includes an insulative housing with a mating cavity sounded by opposite top wall and bottom wall, two opposite side walls and a rear wall. The rear wall forms opposite inner surface and outer surface. A plurality of contacts are retained to the housing and include the contacting sections exposed in the mating cavity and soldering sections exposed outside of the housing and behind the rear wall. A plurality of inner partitions are formed on the interior surface of the rear wall and extend into the mating cavity to separate the contacting sections of the neighboring contacts, respectively. A plurality of outer partitions are formed on the exterior surface of the rear wall to separate the soldering sections of the neighboring contacts.
    Type: Application
    Filed: January 13, 2018
    Publication date: July 19, 2018
    Inventors: XUE-YUAN XIAO, LING-JIE MENG, ZI-QIANG ZHU, WEI WANG
  • Patent number: 9825382
    Abstract: A connector (100) and assembly of the same, the connector comprises an insulative housing (1) and a plurality of contacts (2) assembled onto the insulative housing (1), the insulative housing (1) defining a mating surface (11) and a mounting surface (12) opposite to the mating surface (11). Each contact (2) including a contact portion (21) arranged in the insulative housing (1) and a mounting portion (22) locating at the mounting surface (12) and protruding sidewardly beyond said insulative housing, the mounting portion (22) defines a soldering surface (222) for being soldered onto to said printed circuit board (200), said soldering surface (222) face toward the mounting surface (12). Therefore, when the connector (100) assembled to the printed circuit board (200), we could make full use of the height space at the up and down direction of the printed circuit board (200), thus greatly reducing the height space occupied by the connector (100).
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: November 21, 2017
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Xue-Yuan Xiao, Zi-Qiang Zhu
  • Patent number: 9825383
    Abstract: A connector (100) comprises an insulative housing (1) and a plurality of contacts (2) assembled onto the insulative housing (1), the insulative housing (1) defining a mating surface (11), a mounting surface (12) opposite to the mating surface (11) and a plurality of contact grooves (13) passing though the mating surface (11) and the mounting surface (12). The contact (2) assembled onto the insulative housing (1) from the mounting surface (12) of the insulative housing (1), each contact (2) including a contact portion (21) received in the contact grooves (13) and a mounting portion (22) extending out of the insulative housing (1). Wherein the connector (100) further includes a shell (4) assembled to the insulative housing (1), the shell (4) includes a shielding portion (41) shielding the mounting surface (12), thereby preventing the contact (2) shedding from the insulative housing (1) or loosening in the insulative housing (1) to make the combine of the contact (2) and insulative housing (1) reliable.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: November 21, 2017
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Xue-Yuan Xiao, Zi-Qiang Zhu
  • Patent number: 9605656
    Abstract: A rotor assembly for an electromechanical transducer is provided. The rotor assembly comprises a mechanical support structure and a magnet arrangement having a first magnetic component part and a second magnetic component part. The first magnetic component part and the second magnetic component part are attached to the mechanical support structure and are arranged along an axial direction (Z) of the rotor assembly. With respect to the axial direction a first cross section of the first magnetic component part has a first shape and a second cross section of the second magnetic component part has a second shape being different from the first shape. It is further described an electromechanical transducer and a wind turbine, which are both equipped with such a rotor assembly.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: March 28, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Lijian Wu, Zi-Qiang Zhu
  • Patent number: 9496663
    Abstract: A transmission module assembly comprises a cover and an electrical connector received in the cover. The cover includes a body defining a receiving cavity and a mating section extending forwardly from the body. The connector includes an insulating elongated housing and a number of terminals retained in the housing. Each terminal includes an engaging portion extending forwardly beyond the body into the mating section, a tail portion extending upwardly beyond the housing and a connecting portion retained in the housing. There is a gap between the body and the housing for pouring sealant thereinto. A tuber is defined between the housing and the body, and a pair of stoppers positioned at the body abut forwardly against two lateral sides of the housing in an elongated direction, which can prevent the housing from deforming when temperature changes.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: November 15, 2016
    Assignee: FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Xue-Yuan Xiao, Zhang-Lan Xue, Zi-Qiang Zhu
  • Publication number: 20160315406
    Abstract: A connector (100) comprises an insulative housing (1) and a plurality of contacts (2) assembled onto the insulative housing (1), the insulative housing (1) defining a mating surface (11), a mounting surface (12) opposite to the mating surface (11) and a plurality of contact grooves (13) passing though the mating surface (11) and the mounting surface (12). The contact (2) assembled onto the insulative housing (1) from the mounting surface (12) of the insulative housing (1), each contact (2) including a contact portion (21) received in the contact grooves (13) and a mounting portion (22) extending out of the insulative housing (1). Wherein the connector (100) further includes a shell (4) assembled to the insulative housing (1), the shell (4) includes a shielding portion (41) shielding the mounting surface (12), thereby preventing the contact (2) shedding from the insulative housing (1) or loosening in the insulative housing (1) to make the combine of the contact (2) and insulative housing (1) reliable.
    Type: Application
    Filed: April 27, 2016
    Publication date: October 27, 2016
    Inventors: XUE-YUAN XIAO, ZI-QIANG ZHU
  • Publication number: 20160315403
    Abstract: A connector (100) and assembly of the same, the connector comprises an insulative housing (1) and a plurality of contacts (2) assembled onto the insulative housing (1), the insulative housing (1) defining a mating surface (11) and a mounting surface (12) opposite to the mating surface (11). Each contact (2) including a contact portion (21) arranged in the insulative housing (1) and a mounting portion (22) locating at the mounting surface (12) and protruding sidewardly beyond said insulative housing, the mounting portion (22) defines a soldering surface (222) for being soldered onto to said printed circuit board (200), said soldering surface (222) face toward the mounting surface (12). Therefore, when the connector (100) assembled to the printed circuit board (200), we could make full use of the height space at the up and down direction of the printed circuit board (200), thus greatly reducing the height space occupied by the connector (100).
    Type: Application
    Filed: April 27, 2016
    Publication date: October 27, 2016
    Inventors: XUE-YUAN XIAO, ZI-QIANG ZHU