Patents by Inventor Zhi-Qiang Rong

Zhi-Qiang Rong 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: 9954326
    Abstract: A cable end connector and the method of making the same are disclosed. The connector includes a first contact module, a second contact module, a central grounding unit, a grounding means, and a shielding shell electrically connecting with the grounding means. The first contact module includes first contacts and a first insulator retaining the first contacts. The first insulator has a first tongue section and a first assembling section. The second contact module includes second contacts and a second insulator retaining the second contacts. The second insulator has a second tongue section and a second assembling section. The shielding shell has a front shell and a rear shell partially overlapped on the front shell. The front shell substantially encloses the first and the second tongue sections of the first and the second contact modules, the central grounding unit and the grounding means. The rear shell covers the first and the second assembling sections of the first and the second contact modules.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: April 24, 2018
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Ya-Juan Gou, Zhi-Qiang Rong, Li-Li Liang, Mao-Jung Huang, Wang-I Yu
  • Patent number: 9893449
    Abstract: An electrical connector includes an insulative housing and two contact modules. The insulative housing has a bottom mounting portion having a cavity opening downwardly and a mating portion, the mating portion has a central mating space and a pair of side walls on both sides of the mating space, and a plurality of contact receiving passageways defined on each side wall. Each contact module has an insulator received in the cavity and a plurality of contacts insert-molded in the insulator, each contact defines a contacting arm and a soldering portion. The insulative housing defines a pair of locating portions extending downwards from two sides of the mounting portion, the distance between the pair of locating portions is smaller than an internal diameter of the cavity, a pair of demising slots are formed on an interior side of each locating portion for the contact modules passing through.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: February 13, 2018
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Li-Li Liang, Ya-Juan Gou, Zhi-Qiang Rong, Mao-Jung Huang, Wang-I Yu
  • Publication number: 20170352970
    Abstract: An electrical connector includes an insulative housing and two contact modules. The insulative housing has a bottom mounting portion having a cavity opening downwardly and a mating portion, the mating portion has a central mating space and a pair of side walls on both sides of the mating space, and a plurality of contact receiving passageways defined on each side wall. Each contact module has an insulator received in the cavity and a plurality of contacts insert-molded in the insulator, each contact defines a contacting arm and a soldering portion. The insulative housing defines a pair of locating portions extending downwards from two sides of the mounting portion, the distance between the pair of locating portions is smaller than an internal diameter of the cavity, a pair of demising slots are formed on an interior side of each locating portion for the contact modules passing through.
    Type: Application
    Filed: May 31, 2017
    Publication date: December 7, 2017
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Li-Li LIANG, Ya-Juan GOU, Zhi-Qiang RONG, Mao-Jung HUANG, Wang-I YU
  • Patent number: 9837769
    Abstract: A Universal Serial Bus connector includes a first contact module, a second contact module, a shielding shell enclosing the contact modules, and a grounding member. The contact modules each have a number of contacts and an insulator retaining the contacts. Each contact has a fastening portion assembled in the insulator, a contacting portion extending from the fastening portion, and a tail portion extending from the fastening portion opposite to the contacting portion. The contacts include grounding contacts. The shielding shell provides a front mating face. The grounding member connects with the grounding contacts and extends in different plane compared to the grounding contacts. The grounding member defines a front contact tab and the grounding contact defines a front edge end. The front contact tab is closer to the front mating face of the shielding shell than the front edge ends of the grounding contacts.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: December 5, 2017
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I Yu, Ya-Juan Gou, Zhi-Qiang Rong, Mao-Jung Huang, Yun Zhu
  • Publication number: 20170310054
    Abstract: A Universal Serial Bus connector includes a first contact module, a second contact module, a shielding shell enclosing the contact modules, and a grounding member. The contact modules each have a number of contacts and an insulator retaining the contacts. Each contact has a fastening portion assembled in the insulator, a contacting portion extending from the fastening portion, and a tail portion extending from the fastening portion opposite to the contacting portion. The contacts include grounding contacts. The shielding shell provides a front mating face. The grounding member connects with the grounding contacts and extends in different plane compared to the grounding contacts. The grounding member defines a front contact tab and the grounding contact defines a front edge end. The front contact tab is closer to the front mating face of the shielding shell than the front edge ends of the grounding contacts.
    Type: Application
    Filed: November 7, 2016
    Publication date: October 26, 2017
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I YU, Ya-Juan GOU, Zhi-Qiang RONG, Mao-Jung HUANG
  • Patent number: 9787008
    Abstract: A USB cable end connector and the method of making the same are disclosed. The cable end connector includes a first contact module, a second contact module, a central grounding unit sandwiched between the two contact modules, a shielding shell enclosing the first and the second contact modules; and a grounding means attached to the first and the second contact modules along a height direction of the connector. The grounding means includes an upper grounding pad and a lower grounding pad. The upper grounding pad and the lower grounding pad are assembled to a first and a second insulators of the contact modules along a height direction, respectively. The upper grounding pad is sandwiched between the first contact module and the shielding shell. The lower grounding pad is sandwiched between the second contact module and the shielding shell.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: October 10, 2017
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Ya-Juan Gou, Zhi-Qiang Rong, Li-Ii Liang, Mao-Jung Huang, Wang-I Yu
  • Publication number: 20170149183
    Abstract: A cable end connector and the method of making the same are disclosed. The connector includes a first contact module, a second contact module, a central grounding unit, a grounding means, and a shielding shell electrically connecting with the grounding means. The first contact module includes first contacts and a first insulator retaining the first contacts. The first insulator has a first tongue section and a first assembling section. The second contact module includes second contacts and a second insulator retaining the second contacts. The second insulator has a second tongue section and a second assembling section. The shielding shell has a front shell and a rear shell partially overlapped on the front shell. The front shell substantially encloses the first and the second tongue sections of the first and the second contact modules, the central grounding unit and the grounding means. The rear shell covers the first and the second assembling sections of the first and the second contact modules.
    Type: Application
    Filed: November 17, 2016
    Publication date: May 25, 2017
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Ya-Juan GOU, Zhi-Qiang RONG, Li-Li LIANG, Mao-Jung HUANG, Wang-I YU
  • Publication number: 20170149153
    Abstract: A USB cable end connector and the method of making the same are disclosed. The cable end connector includes a first contact module, a second contact module, a central grounding unit sandwiched between the two contact modules, a shielding shell enclosing the first and the second contact modules; and a grounding means attached to the first and the second contact modules along a height direction of the connector. The grounding means includes an upper grounding pad and a lower grounding pad. The upper grounding pad and the lower grounding pad are assembled to a first and a second insulators of the contact modules along a height direction, respectively. The upper grounding pad is sandwiched between the first contact module and the shielding shell. The lower grounding pad is sandwiched between the second contact module and the shielding shell.
    Type: Application
    Filed: November 16, 2016
    Publication date: May 25, 2017
    Applicant: ALLTOP ELECTRONICS (SUZH OU) LTD.
    Inventors: Ya-Juan GOU, Zhi-Qiang RONG, Li-li LIANG, Mao-Jung HUANG, Wang-I YU
  • Patent number: 9647387
    Abstract: A connector includes a first contact module, a second contact module, a shielding shell and a latching member. The contact modules each include a number of contacts and an insulator retaining the contacts. The contact has a fastening portion assembled in the insulator, a contacting portion extending from the fastening portion, and a terminal portion extending from the fastening portion opposite to the contacting portion. The shielding shell covers around the first and the second contact modules. The latching member assists to secure the connection between the electrical connector with a complementary connector. The first contacts and the second contacts each have a pair of grounding terminals and the latching member connects with the pair of grounding terminals.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: May 9, 2017
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Ya-Juan Gou, Zhi-Qiang Rong, Wang-I Yu, Mao-Jung Huang, Yi-Chang Chen
  • Patent number: 9515406
    Abstract: An electrical connector includes an insulative housing and a number of electrical contacts. The insulative housing has a top wall, a bottom wall and a number of side walls. The side walls form a number of passageways extending through the insulative housing. The electrical contacts are received in the passageways and each includes a contacting portion, a tail portion and a main portion connecting with the contacting portion and the tail portion. The main portion is provided with a first fastening means for engaging with the side wall and a second fastening means for engaging with the top wall so as to secure the electrical contacts to the insulative housing.
    Type: Grant
    Filed: May 11, 2015
    Date of Patent: December 6, 2016
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I Yu, Yung-Chih Hung, Ya-Juan Gou, Zhi-Qiang Rong
  • Publication number: 20160064848
    Abstract: An electrical connector includes an insulative housing and a number of electrical contacts. The insulative housing has a top wall, a bottom wall and a number of side walls. The side walls form a number of passageways extending through the insulative housing. The electrical contacts are received in the passageways and each includes a contacting portion, a tail portion and a main portion connecting with the contacting portion and the tail portion. The main portion is provided with a first fastening means for engaging with the side wall and a second fastening means for engaging with the top wall so as to secure the electrical contacts to the insulative housing.
    Type: Application
    Filed: May 11, 2015
    Publication date: March 3, 2016
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I YU, Yung-Chih HUNG, Ya-Juan GOU, Zhi-Qiang RONG
  • Patent number: 8814605
    Abstract: A power connector includes an insulative housing, a number of contacts retained in the insulative housing and a spacer fixed to the insulative housing. The insulative housing includes a mating surface, an end surface opposite to the mating surface and a plurality of passageways extending through the mating and the end surfaces. A depression and a cavity are recessed into the insulative housing from the mating surface and the end surface, respectively. Each contact includes a main portion received in corresponding passageway and a tail portion located in the cavity in condition that at least one side wall of the tail portion is exposed to the air for excellent heat dissipation.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: August 26, 2014
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Wang-I Yu, Hung-Chi Tai, Zhi-Qiang Rong
  • Patent number: 8801474
    Abstract: An electrical connector includes an insulative housing (10) defining a passageway (11) therein, a power contact (20) received in the passageway and a fastening member (28) for mating with the power contact. The power contact includes a pair of contacting portions (21) and a connecting portion (22) connecting the pair of contacting portions. The pair of contacting portions is essentially parallel to each other and a spacing (210) is defined therebetween. The connecting portion includes a fastening portion (23) essentially perpendicular to the pair of contacting portions. The fastening member (28) is separately made from the power contact to fasten securely to the fastening portion (23). Thus, the power contact can be reliably fixed in the insulative housing.
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: August 12, 2014
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Zhi-Qiang Rong, Hai-Lang Wang, Jin Li
  • Patent number: 8702445
    Abstract: An electrical connector for mounting onto a printed circuit board includes an insulating housing and a plurality of power contacts. The insulating housing has a number of dividing walls and a number of receiving passageways defined between the dividing walls. The plurality of power contacts is received in the corresponding receiving passageways, respectively. One of the dividing walls defines a heat dissipation cutout thereon for heat dissipation purpose.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: April 22, 2014
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Wang-I Yu, Zhi-Qiang Rong, Li-Li Liang, Hung-Chi Tai
  • Patent number: 8696390
    Abstract: An electrical connector (100) includes an insulative housing (10) defining a passageway (12), a contact (30) received in the passageway and a transfer contact (40) with one end connected to a cable and the other end connected to the contact. The contact includes a retaining portion (31) fixed in the passageway, a contact portion (32) extending forwardly from the retaining portion and a tail portion (33) extending backwardly from the retaining portion. The transfer contact includes a U-shaped portion (41) for receiving the tail portion (33) and a cable connection portion (42) extending from the U-shaped portion for receiving the cable. The U-shaped portion includes a pair of side walls (412). At least one of the side walls (412) includes an elastic arm (413) engaging with the tail portion (33) of the contact for improving fixation force therebetween.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: April 15, 2014
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Hung-Chi Tai, Hai-Lang Wang, Zhi-Qiang Rong
  • Patent number: 8662922
    Abstract: A power connector adapted for electrically connecting with a cable includes an insulative housing defining a number of passageways extending therethrough and a number of contacts received in corresponding passageways. A latching arm is formed in each passageway. Each contact has a base section, a contact section extending from the base section, a retention section extending oppositely from the base section, and a side section extending perpendicularly from edges of the base section. The base section of the contact defines a latching hole receiving the latching aim of the insulative housing to thereby secure the contact in the housing.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: March 4, 2014
    Assignee: Alltop Electronics (Suzhou) Co., Ltd
    Inventors: Wang-I Yu, Hung-Chi Tai, Zhi-Qiang Rong
  • Patent number: 8662913
    Abstract: An electrical connector (100) for engaging with a complementary connector, includes an insulating housing (10) and pairs of power contacts (20) assembled in the insulating housing. The insulating housing defines a number of receiving passageways (11) extending therethrough along a front-to-back direction. The pairs of power contacts are received in corresponding receiving passageways, respectively. The insulating housing defines at least one hole (13) between two adjacent receiving passageways. The at least one hole communicates with the two adjacent receiving passageways for heat dissipation purposes.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: March 4, 2014
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Hung-Chi Tai, Zhi-Qiang Rong, Li-Li Liang
  • Publication number: 20130303033
    Abstract: An electrical connector includes an insulative housing (10) defining a passageway (11) therein, a power contact (20) received in the passageway and a fastening member (28) for mating with the power contact. The power contact includes a pair of contacting portions (21) and a connecting portion (22) connecting the pair of contacting portions. The pair of contacting portions is essentially parallel to each other and a spacing (210) is defined therebetween. The connecting portion includes a fastening portion (23) essentially perpendicular to the pair of contacting portions. The fastening member (28) is separately made from the power contact to fasten securely to the fastening portion (23). Thus, the power contact can be reliably fixed in the insulative housing.
    Type: Application
    Filed: July 16, 2012
    Publication date: November 14, 2013
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Zhi-Qiang RONG, Hai-Lang WANG, Jin LI
  • Publication number: 20130303034
    Abstract: An electrical connector (100) includes an insulative housing (10) defining a passageway (12), a contact (30) received in the passageway and a transfer contact (40) with one end connected to a cable and the other end connected to the contact. The contact includes a retaining portion (31) fixed in the passageway, a contact portion (32) extending forwardly from the retaining portion and a tail portion (33) extending backwardly from the retaining portion. The transfer contact includes a U-shaped portion (41) for receiving the tail portion (33) and a cable connection portion (42) extending from the U-shaped portion for receiving the cable. The U-shaped portion includes a pair of side walls (412). At least one of the side walls (412) includes an elastic arm (413) engaging with the tail portion (33) of the contact for improving fixation force therebetween.
    Type: Application
    Filed: July 12, 2012
    Publication date: November 14, 2013
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Hung-Chi TAI, Hai-Lang WANG, Zhi-Qiang RONG
  • Publication number: 20130260593
    Abstract: An electrical connector (100) for engaging with a complementary connector, includes an insulating housing (10) and pairs of power contacts (20) assembled in the insulating housing. The insulating housing defines a number of receiving passageways (11) extending therethrough along a front-to-back direction. The pairs of power contacts are received in corresponding receiving passageways, respectively. The insulating housing defines at least one hole (13) between two adjacent receiving passageways. The at least one hole communicates with the two adjacent receiving passageways for heat dissipation purposes.
    Type: Application
    Filed: May 21, 2012
    Publication date: October 3, 2013
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Hung-Chi TAI, Zhi-Qiang RONG, Li-Li LIANG