Patents by Inventor I-Hung Cheng

I-Hung Cheng 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).

  • Publication number: 20100081338
    Abstract: The present invention relates to a power connector. The power connector comprises a housing, and a plurality of contacts received in the housing, at least one of the contacts comprising a pair of opposite walls spaced apart at a predetermined distance, the walls having a front end respectively. According to the present invention, the contact further comprises a contact protection mechanism for protecting the contacts, wherein the contact protection mechanism bridges the front ends of the walls. The present invention also relates to a power connector assembly.
    Type: Application
    Filed: January 8, 2009
    Publication date: April 1, 2010
    Applicant: ALLTOP ELECTRONICS (SUZHOU) CO., LTD.
    Inventors: I-Hung Cheng, Kuo-Cheng Liu
  • Patent number: 7666025
    Abstract: A power connector assembly is provided which comprises a plug connector and a mating receptacle connector. The plug connector includes an insulative plug housing having a plurality of passageways divided by division walls and a plurality of plug terminals accommodated in the corresponding passageways of the plug housing. The receptacle connector includes an insulative receptacle housing having a receiving space for receiving a part of the plug housing inserted therein and a plurality of receptacle terminals accommodated in the receptacle housing for mating with the plug terminals. Airflow channels are formed between the outer surface of the part of the plug housing in the receiving space and the inner surface of the receiving space for dissipation of heat.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: February 23, 2010
    Assignee: Alltop Electronics (Su Zhou) Co., Ltd
    Inventors: I-Hung Cheng, Hung-Chi Tai
  • Publication number: 20090197466
    Abstract: A power connector assembly is provided which comprises a plug connector and a mating receptacle connector. The plug connector includes an insulative plug housing having a plurality of passageways divided by division walls and a plurality of plug terminals accommodated in the corresponding passageways of the plug housing. The receptacle connector includes an insulative receptacle housing having a receiving space for receiving a part of the plug housing inserted therein and a plurality of receptacle terminals accommodated in the receptacle housing for mating with the plug terminals. Airflow channels are formed between the outer surface of the part of the plug housing in the receiving space and the inner surface of the receiving space for dissipation of heat.
    Type: Application
    Filed: March 31, 2008
    Publication date: August 6, 2009
    Applicant: ALLTOP ELECTRONICS (SU ZHOU) CO., LTD.
    Inventors: I-Hung Cheng, Hung-Chi Tai
  • Patent number: 7488217
    Abstract: In an electric power connector comprised of a plug module and a socket module, a male metal terminals of the plug module and a female metal terminals of the socket module are respectively made out of a respective solid metal plate member through a continuous stamping process, and each male metal terminal has a base and two contact prongs bilaterally extended from one side of the base at different elevations, therefore the electric power connector eliminates electron ionization or thermal stress in the metal terminals, ensuring high stability and reliability of metal terminals in power transmission.
    Type: Grant
    Filed: June 6, 2007
    Date of Patent: February 10, 2009
    Assignee: Alltop Technology Co., Ltd
    Inventors: I-Hung Cheng, Yu-Ki Chang
  • Publication number: 20080305691
    Abstract: In an electric power connector comprised of a plug module and a socket module, a male metal terminals of the plug module and a female metal terminals of the socket module are respectively made out of a respective solid metal plate member through a continuous stamping process, and each male metal terminal has a base and two contact prongs bilaterally extended from one side of the base at different elevations, therefore the electric power connector eliminates electron ionization or thermal stress in the metal terminals, ensuring high stability and reliability of metal terminals in power transmission.
    Type: Application
    Filed: June 6, 2007
    Publication date: December 11, 2008
    Applicant: ALLTOP TECHNOLOGY CO., LTD.
    Inventors: I-Hung Cheng, Yu-Ki Chang