Patents by Inventor Chang-Mao Li

Chang-Mao Li 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: 8303342
    Abstract: An electrical connector (100) includes a housing (1), a plurality of contacts (2) receiving in the housing, a metal shell (6), enclosing the housing and including two stopping tabs (620) formed at two sides of thereof, and two insulative cover (4,5), comprising cooperation structure (42) respectively to interfere with the two side of the stopping tabs and assembling to the metal shell along different directions.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: November 6, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Hou-Yu Shi, David Ko, Chang-Mao Li
  • Publication number: 20120214326
    Abstract: A cable connector assembly (100) includes a first connector (1) used for transmitting power, a second connector (2) for transmitting signal, a cover (3) holding the first connector and the second connector, a cable (4) connected with the first connector and the second connector and a ferrule (12) mounted to the cover. The first connector has a body portion (111), the ferrule has a main portion (121) around the body portion of the first connector and a number of equally spaced spring tabs (123), the spring tabs are extending along a transverse direction and elastically pressing onto the body portion of the first connector.
    Type: Application
    Filed: February 21, 2012
    Publication date: August 23, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: David Ko, Chi-Ming Chen, Jun Zong, Chang-Mao Li
  • Publication number: 20120164886
    Abstract: An electrical connector assembly comprises: a housing, a plurality of conductive terminals received in the housing and arranged in two rows, each conductive terminal defining a front mating portion, a retaining portion retained in the housing, and an exposing portion located behind the housing, a PCB electrically connected to the conductive terminals, and having a number of through holes through an upper and a lower surfaces thereof; a metal shell enclosing the housing and the PCB; and a cable electrically connected to the PCB. At least a row of conductive terminals are bent and pass through the through holes, and two rows of exposing portions of the conductive terminals are soldered on a surface of the PCB.
    Type: Application
    Filed: December 22, 2011
    Publication date: June 28, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DAVID KO, CHANG-MAO LI
  • Publication number: 20120113573
    Abstract: A cable assembly (100) includes at least one connector (1) for transmitting power signal or optical signal; a cover (3) holding the connector; a cable electrically or optically connected with the connector; and a switch device (5) located inside the cover, the switch device includes a switch member, a LED, and a button partially exposed outward of the cover; wherein when the button is pressed to actuate the switch member and the LED is lighted to emit light through the button.
    Type: Application
    Filed: November 7, 2011
    Publication date: May 10, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DAVID KO, CHANG-MAO LI
  • Publication number: 20120115359
    Abstract: A cable assembly (100) includes a first connector (1) for transmitting power; a second connector (2) for transmitting signal; a cover (3) holding the first connector and the second connector, the first connector and the second connector arranged in juxtaposed manner; and the first connector floatable with regarding to the cover, the second connector fixed to the cover.
    Type: Application
    Filed: November 7, 2011
    Publication date: May 10, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DAVID KO, CHANG-MAO LI
  • Publication number: 20120099821
    Abstract: A fiber assembly (1000) includes a housing (1) having a base portion (10) and at least one mounting arm (12) extending beyond a front side of the base portion, the base portion defining a plurality passages along a front-to-back direction; a number of fibers (2) respectively extending into the passages for transmitting optical signal; a latching member (4) mounted to the housing, the latching member having at least one latching arm (41) extending along the front-to-back direction and disposed adjacent to the mounting arm; and a dustproof cap (200) disposed in front of the housing, the dustproof cap defining a corresponding slot for receiving the mounting arm and the latching arm.
    Type: Application
    Filed: October 22, 2011
    Publication date: April 26, 2012
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: HSIEN-CHU LIN, CHANG-MAO LI
  • Patent number: 8109779
    Abstract: An cable assembly includes an insulative housing having a main portion and a mounting arm extending rearwardly from the main portion, the mounting arm; a plurality of terminals; a cable having a plurality of wires connected to the plurality of terminals, respectively; a latching member including a connecting arm, a latching arm and a retention arm, the retention arm inserted into a positioning hole in the mounting arm, the connecting arm deflected outwardly; and an external cover enclosing the insulative housing and the latching member, the external cover having a deformable button for actuating the latching arm.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: February 7, 2012
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Jerry Wu, Chang-Mao Li
  • Patent number: 8052456
    Abstract: An electrical connector (100) comprises a first connector (1) and a second connector (2) electrically connected together by a printed circuit board assembly (3); a tubular shaped first shielding member (4) enclosing the printed circuit board assembly (3), partial of the first and second connector; a second shielding member (5) assembled to first shielding member and retaining the first connector and the second connector.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: November 8, 2011
    Assignee: Hon Hai Precision Ind. Co. Ltd.
    Inventor: Chang-Mao Li
  • Patent number: 7955137
    Abstract: A cable assembly includes an insulative housing, a number of contacts retained in the insulative housing and a metal shell covering the housing to form a receiving space with the tongue portion for receiving an electrical plug. The housing has a base portion and a tongue portion extending forwardly from the base portion. The contacts consist of two pairs of differential signal contacts and a pair of grounding contacts between the two pairs of differential signal contacts. Each contact has a contact portion. All contact portions are arranged in a row on one side of the tongue portion.
    Type: Grant
    Filed: August 10, 2010
    Date of Patent: June 7, 2011
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: David Ko, Chang-Mao Li
  • Publication number: 20110034083
    Abstract: A cable assembly includes an insulative housing, a number of contacts retained in the insulative housing and a metal shell covering the housing to form a receiving space with the tongue portion for receiving an electrical plug. The housing has a base portion and a tongue portion extending forwardly from the base portion. The contacts consist of two pairs of differential signal contacts and a pair of grounding contacts between the two pairs of differential signal contacts. Each contact has a contact portion. All contact portions are arranged in a row on one side of the tongue portion.
    Type: Application
    Filed: August 10, 2010
    Publication date: February 10, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DAVID KO, CHANG-MAO LI
  • Patent number: 7878855
    Abstract: A cable connector assembly includes an insulative housing (1) having a number of contacts (2) received therein, a shielding member (4) enclosing the insulative housing, a printed circuit board (3) connected with tail portions of the contacts, a cable (5) connected with the printed circuit board, a metallic shell (6) enclosing the printed circuit board and a front shell (7) located in front of the shielding member (4). The front shell is of metallic laminar configuration and comprises a frame-shaped opening (71) in center thereof for the shielding member to be inserted into.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: February 1, 2011
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventor: Chang-Mao Li
  • Publication number: 20110008990
    Abstract: An cable assembly includes an insulative housing having a main portion and a mounting arm extending rearwardly from the main portion, the mounting arm; a plurality of terminals; a cable having a plurality of wires connected to the plurality of terminals, respectively; a latching member including a connecting arm, a latching arm and a retention arm, the retention arm inserted into a positioning hole in the mounting arm, the connecting arm deflected outwardly; and an external cover enclosing the insulative housing and the latching member, the external cover having a deformable button for actuating the latching arm.
    Type: Application
    Filed: July 13, 2010
    Publication date: January 13, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: JERRY WU, CHANG-MAO LI
  • Publication number: 20100267281
    Abstract: A cable connector assembly includes an insulative housing (1) having a number of contacts (2) received therein, a shielding member (4) enclosing the insulative housing, a printed circuit board (3) connected with tail portions of the contacts, a cable (5) connected with the printed circuit board, a metallic shell (6) enclosing the printed circuit board and a front shell (7) located in front of the shielding member (4). The front shell is of metallic laminar configuration and comprises a frame-shaped opening (71) in center thereof for the shielding member to be inserted into.
    Type: Application
    Filed: April 16, 2010
    Publication date: October 21, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Chang-Mao LI
  • Publication number: 20100151718
    Abstract: An electrical connector (100) comprises a first connector (1) and a second connector (2) electrically connected together by a printed circuit board assembly (3); a tubular shaped first shielding member (4) enclosing the printed circuit board assembly (3), partial of the first and second connector; a second shielding member (5) assembled to first shielding member and retaining the first connector and the second connector.
    Type: Application
    Filed: December 11, 2009
    Publication date: June 17, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Chang-Mao LI
  • Patent number: 7736186
    Abstract: A cable connector assembly (100) includes an insulated housing (2), a plurality of contacts (3) received in the insulated housing, a spacer (4) assembled to the insulated housing and a metallic shell (1) enclosing the insulated housing. The insulated housing (2) comprises a main portion (21) and two arms (22) extending from both sides of the main portion backwards, and at least one of the two arms defines a latching hole (2213), the spacer has a projecting portion (4203) locked with the latching hole (2213) in the arm.
    Type: Grant
    Filed: September 16, 2009
    Date of Patent: June 15, 2010
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chang-Mao Li, Hou-Yu Shi
  • Publication number: 20100093217
    Abstract: An electrical connector (100) includes a housing (1), a plurality of contacts (2) receiving in the housing, a metal shell (6), enclosing the housing and including two stopping tabs (620) formed at two sides of thereof, and two insulative cover (4,5), comprising cooperation structure (42) respectively to interfere with the two side of the stopping tabs and assembling to the metal shell along different directions.
    Type: Application
    Filed: October 14, 2009
    Publication date: April 15, 2010
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: HOU-YU SHI, DAVID Tso-Chin KO, CHANG-MAO LI
  • Publication number: 20100068934
    Abstract: A cable connector assembly (100) includes an insulated housing (2), a plurality of contacts (3) received in the insulated housing, a spacer (4) assembled to the insulated housing and a metallic shell (1) enclosing the insulated housing. The insulated housing (2) comprises a main portion (21) and two arms (22) extending from both sides of the main portion backwards, and at least one of the two arms defines a latching hole (2213), the spacer has a projecting portion (4203) locked with the latching hole (2213) in the arm.
    Type: Application
    Filed: September 16, 2009
    Publication date: March 18, 2010
    Inventors: Chang-Mao Li, Hou-Yu Shi
  • Publication number: 20090197475
    Abstract: An audio plug for mounting on a printed circuit board, comprising: an insulative housing; a plurality of contacts, each of them being comparted by the insulative housing, wherein each contact has a front portion for mating with an audio jack and a back portion, said back portion has a plurality of welding portions with flat welding plates for welding the audio plug to the printed circuit board. Welding the PCB with the welding plates instead of welding cable saves the materials and spaces; and the flat welding plates with more area than the traditional audio plug makes the welding easier; the PCB is harder than the cable that makes the audio plug strength.
    Type: Application
    Filed: February 2, 2009
    Publication date: August 6, 2009
    Inventors: Peter Guo, Chang-Mao Li