Patents by Inventor Wang-I Yu

Wang-I Yu 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: 8414323
    Abstract: A power connector, adapted for electrically connecting a cable with a complementary connector, includes an insulative housing defining a number of passageways and a number of power contacts received in corresponding passageway. Each contact has a base section, a first contact section and a second contact section. The base section includes a bottom wall and a first side wall and a second side wall extending perpendicularly from the bottom wall. The first contact section includes a first contact arm and a second contact arm parallel to the first contact arm. The second contact section includes a third contact arm and a fourth contact arm parallel to the third contact arm.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: April 9, 2013
    Assignee: Alltop Electronics (Suzhou) Co., Ltd.
    Inventors: Wang-I Yu, Hung-Chi Tai, Zhi-Qiang Rong
  • Publication number: 20130065414
    Abstract: An electrical connector mounting on a printed circuit board includes an insulative housing and a number of power contacts received in the housing. The housing includes a main portion and a mating portion extending forwardly from the main portion. The mating portion has side walls and a receiving space surrounded by the side walls. The main portion has a mounting face and the mating portion has a mating face from which an opening is defined. The insulative housing defines at least one heat dissipation slot recessed from the mating face which extends inwards and communicating to the receiving space of the mating portion.
    Type: Application
    Filed: October 26, 2011
    Publication date: March 14, 2013
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Kuo-Cheng LIU
  • Patent number: 8393916
    Abstract: A card-edge connector includes an insulative housing and a number of conductive contacts. The insulative housing defines a mating direction along a front-to-back direction and opposite front face and rear face. The insulative housing includes a pair of lengthwise walls, a central slot recessed from the front face along the front-to-back direction and at least one heat-radiating slot recessed from the front face along the front-to-back direction, and a number of contact-receiving passages in the lengthwise walls and communicating with the central slot. The heat-radiating slot is recessed from at least one of the pair of lengthwise walls and communicates with the contact-receiving passages along the mating direction. The conductive contacts are received in the contact-receiving passages.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: March 12, 2013
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventors: Wang-I Yu, Yung-Chih Hung, Hung-Chi Tai
  • Patent number: 8348706
    Abstract: A power contact includes a base, a mating conductor including a mating portion electrically mating with a mating power contact and an opposite mounting portion, and a fixing member for fixing the mating conductor and the base together. The base defines a mounting hole extending along a first direction and a fixing hole in communication with the mounting hole and extending along a second direction perpendicular to the first direction. The mounting portion is inserted into the mounting hole, and defines an opening hole extending along the second direction. The fixing member is inserted into the opening hole and the fixing hole to fix the mating conductor and the base together.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: January 8, 2013
    Assignee: Alltop Electronics (Suzhou) Co., Ltd.
    Inventors: Wang-I Yu, Hung-Chi Tai, Yung-Ghih Hung, Chun-Jen Cheng
  • Patent number: 8328583
    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: July 11, 2011
    Date of Patent: December 11, 2012
    Assignee: Alltop Electronics (Suzhou) Ltd.
    Inventor: Wang-I Yu
  • Patent number: 8303331
    Abstract: A power connector assembly includes mateable power receptacle and power plug. The power receptacle includes a first insulative housing defining a first heat dissipation path extending through opposite first mating and mounting surfaces, and a receptacle power contact exposed to the first heat dissipation path. The power plug includes a second insulative housing defining a second heat dissipation path extending through a second mounting surface of the second insulative housing, and a plug power contact for abutting against the receptacle power contact. The first and the second heat dissipation paths are in communication with each other and are exposed to an exterior so that heat generated by the receptacle power contact and the plug power contact can be dissipated therethrough.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: November 6, 2012
    Assignee: Alltop Electronics (Suzhou) Co., Ltd
    Inventors: Wang-I Yu, Chu-Yi Chiu, Hung-Chi Tai
  • Publication number: 20120258631
    Abstract: A cable end connector includes an insulative housing defines a number of contact-receiving passages penetrating therethrough, a number of conductive contacts received in the insulative housing and respectively received in the contact-receiving passages and each conductive contact including a contacting portion and a locking portion, a number of cable terminals respectively electrically connecting with the locking portion of the conductive contacts, a number of fastening members fastening the cable terminals with the conductive contacts, and a number of wires respectively electrically connecting with the cable terminals.
    Type: Application
    Filed: May 17, 2011
    Publication date: October 11, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Chin-Li WANG, Yung-Chih HUNG, Min-Shan KAO
  • Publication number: 20120252253
    Abstract: A power connector, adapted for electrically connecting a cable with a complementary connector, includes an insulative housing defining a number of passageways and a number of power contacts received in corresponding passageway. Each contact has a base section, a first contact section and a second contact section. The base section includes a bottom wall and a first side wall and a second side wall extending perpendicularly from the bottom wall. The first contact section includes a first contact arm and a second contact arm parallel to the first contact arm. The second contact section includes a third contact arm and a fourth contact arm parallel to the third contact arm.
    Type: Application
    Filed: May 17, 2011
    Publication date: October 4, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Hung-Chi TAI, Zhi-Qiang RONG
  • Publication number: 20120252254
    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: Application
    Filed: May 17, 2011
    Publication date: October 4, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Hung-Chi TAI, Zhi-Qiang RONG
  • Publication number: 20120178314
    Abstract: A power contact includes a base, a mating conductor including a mating portion electrically mating with a mating power contact and an opposite mounting portion, and a fixing member for fixing the mating conductor and the base together. The base defines a mounting hole extending along a first direction and a fixing hole in communication with the mounting hole and extending along a second direction perpendicular to the first direction. The mounting portion is inserted into the mounting hole, and defines an opening hole extending along the second direction. The fixing member is inserted into the opening hole and the fixing hole to fix the mating conductor and the base together.
    Type: Application
    Filed: March 11, 2011
    Publication date: July 12, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Wang-I YU, Hung-Chi Tai, Yung-Ghih Hung, Chun-Jen Cheng
  • Publication number: 20120164890
    Abstract: A board-mounted electrical connector has an insulating housing, a first contact module, a second contact module, a spacer and a shell encasing the housing, the first and the second module and the spacer. The housing forms a main body defining a receiving space and a mating tongue extending forwardly from the main body. Each of the first and the second contact module has a first/second insert and a plurality of first/second contacts insert-molded in the first/second insert. The spacer is assembled with the first and the second contact module, and defines a plurality of through holes.
    Type: Application
    Filed: February 28, 2011
    Publication date: June 28, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Chih-Che CHEN, Hung-Chi TAI
  • Publication number: 20120164874
    Abstract: A card-edge connector includes an insulative housing and a number of conductive contacts. The insulative housing defines a mating direction along a front-to-back direction and opposite front face and rear face. The insulative housing includes a pair of lengthwise walls, a central slot recessed from the front face along the front-to-back direction and at least one heat-radiating slot recessed from the front face along the front-to-back direction, and a number of contact-receiving passages in the lengthwise walls and communicating with the central slot. The heat-radiating slot is recessed from at least one of the pair of lengthwise walls and communicates with the contact-receiving passages along the mating direction. The conductive contacts are received in the contact-receiving passages.
    Type: Application
    Filed: February 7, 2011
    Publication date: June 28, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Yung-Chih HUNG, Hung-Chi TAI
  • Publication number: 20120142227
    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: Application
    Filed: January 17, 2012
    Publication date: June 7, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I Yu, Hung-Chi Tai, Zhi-Qiang Rong
  • Patent number: 8177579
    Abstract: A power receptacle includes an insulative housing and a number of power contacts received in the insulative housing. The insulative housing has a base extending along a first direction and a mating portion protruding from the base. The mating portion has a first mating surface, a pair of side surfaces extending perpendicularly to the first mating surface, and a first slot recessed into the mating portion from the first mating surface. The first slot extends through the pair of side surfaces of the mating portion along the first direction. The insulative housing includes a first mounting surface opposite to the first mating surface and defines a first through hole extending therethrough which is exposed to the outside from the first mating surface.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: May 15, 2012
    Assignee: Alltop Electronics (Suzhou), Ltd.
    Inventors: Hung-Chi Tai, Kuo-Cheng Liu, Wang-I Yu, Yung-Chih Hung
  • Publication number: 20120064777
    Abstract: A power receptacle includes an insulative housing and a number of power contacts received in the insulative housing. The insulative housing has a base extending along a first direction and a mating portion protruding from the base. The mating portion has a first mating surface, a pair of side surfaces extending perpendicularly to the first mating surface, and a first slot recessed into the mating portion from the first mating surface. The first slot extends through the pair of side surfaces of the mating portion along the first direction. The insulative housing includes a first mounting surface opposite to the first mating surface and defines a first through hole extending therethrough which is exposed to the outside from the first mating surface.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 15, 2012
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Hung-Chi TAI, Kuo-Cheng LIU, Wang-I YU, Yung-Chih HUNG
  • Patent number: 8100702
    Abstract: A receptacle connector for receiving a complementary plug includes an insulative housing (100), a number of contacts (200) received in the housing, a metallic shell (300) partially covering the housing and a pair of fixing members (400) assembled between the housing and the shell. The housing has a pair of end walls (103) including a top wall and a bottom wall, a rear wall (104), a pair of side walls (102), and a receiving space (105) defined therebetween for receiving the complementary plug. The rear wall defines a number of receiving channels (113). The top wall defines a top surface (117) and a plurality of receiving slots (111) opened on the top surface. Each contact includes a retention portion (201), a contact portion (202) and a tail portion (205).
    Type: Grant
    Filed: March 1, 2010
    Date of Patent: January 24, 2012
    Assignee: Alltop Electronics (Suzhou) Co., Ltd.
    Inventors: Wang-I Yu, Hung-Chi Tai, Chun-Hsien Wu, Yung-Chih Hung
  • Publication number: 20110287658
    Abstract: A power connector assembly includes mateable power receptacle and power plug. The power receptacle includes a first insulative housing defining a first heat dissipation path extending through opposite first mating and mounting surfaces, and a receptacle power contact exposed to the first heat dissipation path. The power plug includes a second insulative housing defining a second heat dissipation path extending through a second mounting surface of the second insulative housing, and a plug power contact for abutting against the receptacle power contact. The first and the second heat dissipation paths are in communication with each other and are exposed to an exterior so that heat generated by the receptacle power contact and the plug power contact can be dissipated therethrough.
    Type: Application
    Filed: October 26, 2010
    Publication date: November 24, 2011
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD.
    Inventors: Wang-I YU, Chu-Yi CHIU, Hung-Chi TAI
  • Publication number: 20110281468
    Abstract: An electrical connector includes an insulative housing, a first set of contacts insert-molded with the insulative housing and a second set of contacts assembled to the insulative housing. The first set of contacts includes at least one pair of differential contacts for transmitting high-speed signals. Each first contact includes a nonelastic first mating portion, a first retention portion parallel to the first mating portion, a first tail portion extending from the first retention portion and extending beyond the insulative housing, and a connecting portion connecting the first mating portion and the first retention portion with a width narrower than that of the first mating portion and the first retention portion.
    Type: Application
    Filed: October 27, 2010
    Publication date: November 17, 2011
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD
    Inventors: Wang-I YU, Hung-Chi TAI, Yong Gang ZHANG
  • Publication number: 20110263160
    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: Application
    Filed: July 11, 2011
    Publication date: October 27, 2011
    Applicant: ALL TOP ELECTRONICS (SUZHOU) CO., LTD
    Inventor: Wang-I YU
  • Patent number: 8038466
    Abstract: A power connector assembly includes mateable power receptacle and power plug. The power receptacle includes an insulative housing and a number of receptacle power contacts received in the insulative housing. The insulative housing includes a mating surface, a mounting surface, a first slot recessed from the first mating surface, and a first through hole extending through the mounting surface to be exposed to an exterior. The first through hole is in communication with the first slot in order to form a heat dissipation path for eliminating heat generated by the receptacle power contacts.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: October 18, 2011
    Assignee: Alltop Electronics (Suzhou) Co., Ltd
    Inventors: Hung-Chi Tai, Kuo-Cheng Liu, Wang-I Yu, Yung-Chih Hung