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: 7568954
    Abstract: An electrical connector (100) to be mounted on a peripheral panel (3) and includes an insulative housing (1) defining a mating face, a mounting face, a top wall (10), a bottom wall (11), a pair of side walls (12) interconnecting the top wall and the bottom wall, and a receiving cavity (16) extending through the mating face to receive a mating plug, an ear portion (131) extending laterally from the side wall, a flat retaining plate (121) extending outwardly from the side wall and being coplanar with top wall, a screw hole (132) extending through the ear portion; and a number of contacts retained in the housing.
    Type: Grant
    Filed: June 19, 2008
    Date of Patent: August 4, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Xue Li, Hong-Qiang Han, Zi-Qiang Zhu
  • Patent number: 7566242
    Abstract: An electrical connector mounted on a printed circuit board including an insulative housing (1) provided with a receiving cavity (16) and a number of passageways (121), and a number of contacts retained in the housing. The contacts have a first contact (21) including a first base portion (210) and a first soldering portion (213) extending downwardly from the first base portion, a second contact (22) having a second base portion (220) and a second soldering portion (223) extending downwardly from the second base portion. The first soldering portion includes a first protrusion portion (216) projecting from only one side edge thereof along a first direction. The second soldering portion includes a second protrusion portion (226) projecting from only one side edge thereof along a second direction opposite to the first direction. The first protrusion portion and the second protrusion portion together form a latch portion for fixing with the printed circuit board.
    Type: Grant
    Filed: March 3, 2008
    Date of Patent: July 28, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Zi-Qiang Zhu, Hong-Qiang Han, Li-Qiang Yao
  • Publication number: 20090149073
    Abstract: An electrical connector assembly (100) includes a bracket (1) comprising a partition bar (10) and a pair of lower stands (12) extending downwardly from two opposite sides of the partition bar (10), a first electrical connector (2) located on the partition bar (10). The first electrical connector (2) includes a housing (20) defining a plurality of passages (207), a plurality of terminals (21) inserted into the passages (207), and a shell (22) covering the housing (20). The housing (20) is positioned above the partition bar (10). The bracket (10) further includes a lower receiving space (120) disposed under the partition bar (10) and the lower stands (12) there between. The passages (207) include a plurality of first passages (2071) arranged in three rows and a second passage (2072) different from the first passages (2071). The first passages (2071) and the second passage (2072) formed on opposite sides of the first housing (20).
    Type: Application
    Filed: December 8, 2008
    Publication date: June 11, 2009
    Inventors: Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu
  • Publication number: 20090149081
    Abstract: An audio jack connector includes an insulative housing and a conductive contact retained in the insulative housing. The insulative housing defines a plug receiving hole for receiving a mating plug and a mounting space located at one side of the plug receiving hole. The conductive contact has a stationary portion received in the mounting space, a spring arm forwardly extending from the stationary portion and a curly contact portion extending backwardly from the spring arm and protruding into the plug receiving hole. The curly contact portion includes opposite first and second ends in condition that the first end connects with the spring arm-and the second end abuts against an inner surface of the spring arm.
    Type: Application
    Filed: December 11, 2008
    Publication date: June 11, 2009
    Inventors: Zi-Qiang Zhu, Chen-Xi Wang, Hong-Qiang Han, Lun-Song Hu
  • Publication number: 20090149060
    Abstract: An electrical connector includes an insulative housing (2) having a base portion (20) with a front face (200) and a rear face (204), and a protection portion (22) extending backwardly from the rear face (204). The protection portion (22) defines a receiving cavity (222) opening at a rear end thereof. The base portion (20) defines a plurality of passageways (201) extending therethrough and communicating with the receiving cavity (222). A plurality of power contacts (3) are retained on the insulative housing (2). Each power contact (3) has a securing portion (300, 310) positioned in the passageway (201), a columned contact portion (301, 311) and a bending portion (302, 312) extending from two ends of the securing portion (300, 310) respectively. The bending portion (302, 312) is received in the receiving cavity (222) for dissipating heat best. A metal shield (4) has a flat portion (40) affixed to the front face (200) and a mating portion (41) extending forwardly from the flat portion (40).
    Type: Application
    Filed: December 11, 2008
    Publication date: June 11, 2009
    Inventors: Zi-Qiang Zhu, Chen-Xi Wang, Zhang-Lan Xue, Hong-Qiang Han, Lun-Song Hu
  • Publication number: 20090149072
    Abstract: An electrical connector includes an insulative housing having a front mating face, a base portion, a mating portion protruding forwardly from the base portion and a number of passageways recessed rearward from the front mating face, the housing defining a number of blocks on a rear side thereof, the blocks each having an abutting face on a lower end thereof; a number of first contacts received in the passageways respectively and each including a contacting portion exposed in the passageway to mate with a corresponding mating connector, a level retaining arm fixed in the passageway and defining a front end connecting with the contacting portion and a rear end opposite to the front end, and a vertical mounting portion extending downwardly from a rear end of the retaining arm, the vertical mounting portion including a soldering portion to be soldered onto a printed circuit board and a protrusion tab extending laterally to have a larger width than that of the soldering portion, the protrusion tab abutting against
    Type: Application
    Filed: December 8, 2008
    Publication date: June 11, 2009
    Inventors: Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu
  • Publication number: 20090091198
    Abstract: A flux-switching machine stator comprising two or more C-cores, each C-core having two legs and a back portion joining the legs, and a permanent magnet arranged between legs of adjacent C-cores. Each leg has a main portion and a tip portion further from the back portion characterized in that the tip portion of each leg is angled relative to the main portion of the respective leg.
    Type: Application
    Filed: September 30, 2008
    Publication date: April 9, 2009
    Applicant: ROLLS-ROYCE PLC
    Inventors: Stephen Mark Husband, David James Powell, Zi-Qiang Zhu, Geraint Wyn Jewell, Arwyn Thomas
  • Patent number: 7510431
    Abstract: An electrical connector (100) includes an insulative housing (10), a number of contacts (20) retained in the insulative housing, a metal shell (30) shielding the insulative housing, and a pair of board locks (40). The insulative housing has a body portion (11) and a mating portion (12). The body portion defines a pair of receiving spaces (14) extending therethrough. Each board lock has a first plate (41) with a hollow cylinder (44) and a hook section (42) extending out of the insulative housing. The metal shell defines a pair of through holes (33) corresponding to the hollow cylinders respectively. The metal shell and the insulative housing sandwich the first plates of the board locks therebetween.
    Type: Grant
    Filed: October 15, 2007
    Date of Patent: March 31, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Zi-Qiang Zhu, Xing-Hai Xiang, Kai Chen, Xiao-Hui Yin
  • Publication number: 20090029600
    Abstract: An electrical connector (1) includes a contact case (2). A plurality of contacts (3) are retained in the contact case (2). The contacts (3) comprise a group of first contacts (311) and a group of second contacts (321). Each first and second contact (311, 321) has a body portion (313), a contact portion (314) and a soldering portion (315) extending from two ends of the body portion (313). The body portion (313) has a first bending portion (3131) joined with the contact portion (314), and a second bending portion (3132) joined with the soldering portion (315). A metal shield (4) encloses the contact case (2). Wherein the first bending portions (3131) of the first contacts (311) and the second contacts (321) are located at inside of the contact case (2). The distance between the first bending portion (3131) and the second bending portion (3132) of the second contact (321) is larger than that of the first contact (311).
    Type: Application
    Filed: July 24, 2008
    Publication date: January 29, 2009
    Inventors: Feng Xiong, Hong-Qiang Han, Lun-Song Hu, Zi-Qiang Zhu
  • Publication number: 20090029575
    Abstract: An electrical connector (100) includes an insulative housing (2), a plurality of contacts (3) retained therein, and a metal shield (1) enclosing the insulative housing (2). The contacts (3) comprise a group of first contacts (31) and a group of second contacts (32). Each contact (3) has a body portion (34), a contact portion (33) and a soldering portion (35). The soldering portions (35) are adapted to be surface-mounted to a circuit board. The body portion (35) has a first bending portion (341) joined with the contact portion (33), and a second bending portion (342) joined with the soldering portion (35). The body portions (34) of the first contacts (31) and the second contacts (32) are arranged in two rows along a front to back direction. The body portion (34) of the first contact (31) comprises a third bending portion (343) between the first bending portion (341) and the second bending portion (342) for making the soldering portion in a common plane.
    Type: Application
    Filed: July 24, 2008
    Publication date: January 29, 2009
    Inventors: Feng Xiong, Hong-Qiang Han, Lun-Song Hu, Zi-Qiang Zhu
  • Publication number: 20090023340
    Abstract: An electrical connector (100) includes an insulative housing (1) having a receiving cavity (12) for receiving a mating plug and a plurality of passageways (161, 162, 163, 164, 165); and a plurality of contacts (2) retained in the passageways respectively. The contacts define a first contact (22) which is stationary and having a first contacting portion (224), a first soldering portion (225) and a first base portion (221) connecting with the first contacting portion and the first soldering portion; and a second contact (23) which is movable to mate with the first contact to form a switch and having a second base portion (230) and a second soldering portion (235) extending downwardly from the second base portion, a second contacting portion (232) extending upwardly from the second base portion. The first contacting portion extends in a first direction. The second contacting portion extends in a second direction which is not parallel to the first direction.
    Type: Application
    Filed: July 16, 2008
    Publication date: January 22, 2009
    Inventors: Zi-Qiang Zhu, Zhang-Lan Xue, Hong-Qiang Han, Lun-Song Hu
  • Publication number: 20090011629
    Abstract: An electrical connector (100) includes an insulative housing (10) defining a receiving hole for accommodating a mating plug, a first set of and a second set of switch terminals (21, 22, 23, 24, 25), and a flexible terminal (27) positioned between the switch terminals (21, 22, 23, 24, 25). The flexible terminal (27) has a retaining portion (270), a flexible arm (271) bent from the retaining portion (270) and a contact portion (275) formed on the flexible arm (271). The switch terminals (21, 22, 23, 24, 25) abut against the plug in a left-to-right direction. The flexible terminal (27) abuts against the mating plug in an up-to-down direction to provide a great insertion force in order to reach a good inserting or pulling feeling of the mating plug.
    Type: Application
    Filed: June 30, 2008
    Publication date: January 8, 2009
    Inventors: Chen-Xi Wang, Hong-Qiang Han, Lun-Song Hu, Zi-Qiang Zhu
  • Patent number: 7473127
    Abstract: An electrical connector includes an insulative housing, a number of signal contacts retained in the insulative housing, a spacer positioned under the insulative housing, and a retainer fastening the insulative housing and the spacer together. The insulative housing has an upper face and a lower face opposite to the upper face. The spacer has a joint face engaging with the lower face and a mounting face opposite to the joint face. The retainer has a top wall affixing to the upper face and a locking barb engaging with the mounting face.
    Type: Grant
    Filed: April 28, 2008
    Date of Patent: January 6, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chen-Xi Wang, Hong-Qiang Han, Zi-Qiang Zhu
  • Patent number: 7470153
    Abstract: An audio jack (100) for electrically connecting a mating plug (200) includes an insulative housing (10) and a number of electrical contacts (21, 22, 23, 24) retained therein. The insulative housing (10) has a first sidewall (11), a second sidewall (12) opposite to the first sidewall, and a plug-insertion hole (15) extending in a longitudinal direction thereof. Each electrical contact (21, 22, 23, 24) includes a mating portion (212, 222, 232, 242), a retaining portion (211, 221, 231, 241) and a solder portion (213, 223, 233, 243). The retaining portions (211, 221, 231, 241) are engaged with the first sidewall (11). The mating portion (212, 222, 232, 242) and the retaining portion (211, 221, 231, 241) of the electrical contacts (21, 22, 23, 24) are located on the same side of the insulative housing (10).
    Type: Grant
    Filed: March 19, 2007
    Date of Patent: December 30, 2008
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Hong-Qiang Han, Zi-Qiang Zhu
  • Patent number: D593495
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: June 2, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Zi-Qiang Zhu, Hong-Qiang Han
  • Patent number: D593496
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: June 2, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Zi-Qiang Zhu, Hong-Qiang Han
  • Patent number: D598384
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: August 18, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Qing-Song Liu, Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu
  • Patent number: D598385
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: August 18, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Qing-Song Liu, Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu
  • Patent number: D598386
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: August 18, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Qing-Song Liu, Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu
  • Patent number: D598387
    Type: Grant
    Filed: June 9, 2008
    Date of Patent: August 18, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Xing-Hai Xiang, Lun-Song Hu, Zi-Qiang Zhu