Patents by Inventor Chih-Hsien Chiang

Chih-Hsien Chiang 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: 9077109
    Abstract: A card connector includes an insulating housing, a plurality of conductive terminals integrally molded to the insulating housing, an ejection mechanism, a card tray slidably assembled to the insulating housing, and at least one restraining element restrained in one side of the card tray. The insulating housing includes a bottom wall, a first side wall, a second side wall, and a rear wall which defines a recess. The second side wall defines a sliding groove. A bottom surface of the sliding groove is concaved downward to form a heart-shaped tracking groove. The ejection mechanism includes a connecting element slidably disposed in the sliding groove, a push button, a guiding element slidably disposed in the sliding groove, a rotating element rotatably disposed in the recess and an elastic element. The push button is mounted to the connecting element and projects beyond a front surface of the insulating housing.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: July 7, 2015
    Assignee: CHENG UEI PRECISION INDUSTRY CO., LTD.
    Inventors: Kuo-Chin Lin, Sheng Nan Yu, Chih Hsien Chiang
  • Publication number: 20150188257
    Abstract: A card connector includes an insulating housing, a plurality of conductive terminals integrally molded to the insulating housing, an ejection mechanism, a card tray slidably assembled to the insulating housing, and at least one restraining element restrained in one side of the card tray. The insulating housing includes a bottom wall, a first side wall, a second side wall, and a rear wall which defines a recess. The second side wall defines a sliding groove. A bottom surface of the sliding groove is concaved downward to form a heart-shaped tracking groove. The ejection mechanism includes a connecting element slidably disposed in the sliding groove, a push button, a guiding element slidably disposed in the sliding groove, a rotating element rotatably disposed in the recess and an elastic element. The push button is mounted to the connecting element and projects beyond a front surface of the insulating housing.
    Type: Application
    Filed: December 27, 2013
    Publication date: July 2, 2015
    Applicant: Cheng Uei Precision Industry Co., Ltd.
    Inventors: KUO-CHIN LIN, SHENG NAN YU, CHIH HSIEN CHIANG
  • Patent number: 8882527
    Abstract: Disclosed is a cable connector comprising a male connector and a female connector, wherein the male connector includes a male base and a plurality of male terminals received in the male base, a rear end of the male base defining a resilient arm protruded beyond the back of the male base, a substantial middle of a top of the resilient arm protruding upward to form a locking block, a guiding ramp being formed at a rear end of the locking block and slantwise connecting the back and a top face of the locking block; a female connector includes a female base and a plurality of female terminals, a front face of the female base being concaved rearward to form a receiving chamber. The design is ensure that the male connector with the parent is not easy to quit after the engagement of the connector to avoid functional failure.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: November 11, 2014
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih Hsien Chiang
  • Publication number: 20140322955
    Abstract: Disclosed is a cable connector comprising a male connector and a female connector, wherein the male connector includes a male base and a plurality of male terminals received in the male base, a rear end of the male base defining a resilient arm protruded beyond the back of the male base, a substantial middle of a top of the resilient arm protruding upward to form a locking block, a guiding ramp being formed at a rear end of the locking block and slantwise connecting the back and a top face of the locking block; a female connector includes a female base and a plurality of female terminals, a front face of the female base being concaved rearward to form a receiving chamber. The design is ensure that the male connector with the parent is not easy to quit after the engagement of the connector to avoid functional failure.
    Type: Application
    Filed: April 30, 2013
    Publication date: October 30, 2014
    Applicant: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih Hsien Chiang
  • Publication number: 20130210281
    Abstract: An electrical connector includes an insulating housing defining a plurality of terminal grooves of substantial U-shape, and a plurality of electrical terminals of which each has a contact arm, a positioning body of a substantially inverted-U shape and a connecting arm connected between two bottom ends of the contact arm and one arm of the positioning body. The electrical terminal is assembled upward in the terminal groove. The contact arm and the one arm of the positioning body incline towards each other to make tops thereof project out of the terminal groove for clamping a mating terminal of a mating connector therebetween. A top sidewall of the terminal groove corresponding to the contact arm is inclined downward from outside to inside to be designated as a blocking wall which is located above the contact arm to restrict the contact arm in the terminal groove.
    Type: Application
    Filed: February 9, 2012
    Publication date: August 15, 2013
    Applicant: CHENG UEI PRECISION INDUSTRY CO., LTD.
    Inventors: Sheng-Yuan Huang, Sheng-Nan Yu, Chih-Hsien Chiang
  • Publication number: 20130137308
    Abstract: Provided is a board-to-board connector, including a male connector and a female connector. The male connector includes a male housing and a plurality of male terminals. Each male terminal has a U-shaped plug portion. The female connector includes a female housing and a plurality of female terminals. Each female terminal has a first contact portion, a second contact portion and an inserting space. When the male and female terminals are engaged with each other, the flexible end of the male terminal is engaged with the rigid end of the female terminal, and the rigid end of the male terminal is engaged with the flexible end of the female terminal. Accordingly, the male and female terminals are engaged together by combining the rigid with the flexible so that avoiding resulting in the deformation and the damage of the terminals, and further assuring the performance of the board-to-board connector.
    Type: Application
    Filed: November 25, 2011
    Publication date: May 30, 2013
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: Chih-hsien Chiang, Sheng-yuan Huang, Sheng-nan Yu
  • Publication number: 20130137307
    Abstract: A plug connector, a receptacle connector and an electrical connector assembly are provided. The receptacle connector includes a receptacle housing and a plurality of receptacle terminals. Each receptacle terminal includes a first and a second wing portions, and a first and a second edge portions. The receptacle housing disposes shoulders respectively corresponding to the first and the second wing portions. The plug connector includes a plug housing and a plurality of plug terminal. Each plug terminal includes a first and a second contact portions. When the plug connector and the receptacle connector are mated together, the plug terminal and the receptacle terminal can realize a two-position contact for providing a stable signal transmission. When pulling out the plug connector, the shoulders of the receptacle housing can block the receptacle terminal to be pulled out thereby ensuring the stable combination of the receptacle terminal and the receptacle housing.
    Type: Application
    Filed: November 24, 2011
    Publication date: May 30, 2013
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: SHENG-YUAN HUANG, Sheng-nan Yu, Chih-hsien Chiang
  • Publication number: 20130122757
    Abstract: An electrical connector and a terminal are provided. The electrical connector includes an insulating housing and a plurality of terminals. The insulating housing defines a plurality of terminal-receiving grooves. The terminals are located in the terminal-receiving grooves. Each of the terminals includes a solder portion, a receiving space formed by bending and extending the solder portion and provided for a complementary terminal inserted therein, a contact portion located at an opening of the receiving space and provided for contacting with the complementary terminal, and at least two protrusions respectively formed on two sides of the contact portion. The electrical connector and the terminal of the present invention can prevent the deformation of the terminal during the course of inserting and unplugging so that improving the electrical performance and prolonging the service life.
    Type: Application
    Filed: November 11, 2011
    Publication date: May 16, 2013
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventors: SHENG-YUAN HUANG, Chih-hsien Chiang, Sheng-nan Yu
  • Patent number: 8419453
    Abstract: A cable connector is disclosed. The cable connector includes a male connector and a female connector. The male connector includes a male base and male terminals received in the male base. The female connector includes a female base and female terminals locked with the female base. Two posts respectively protrude outwardly from ends of two side walls of the male base. Two locking slots which are tilting are respectively defined in the middles of two side walls of the female base. When assembled, the male base is pushed so that the posts are respectively locked with the corresponding locking slots. The male base of the present invention is steadily locked with the female base. Furthermore, the male base of the present invention is disassembled from the female base by pushing the male base, so that the posts are withdrawn from the locking slots.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: April 16, 2013
    Assignee: Cheng UEI Precision Industry Co., Ltd.
    Inventor: Chih-hsien Chiang
  • Publication number: 20130090018
    Abstract: Disclosed is a cable connector. The cable connector includes a female base coupled to a circuit board; a male base which is coupled to the female base has channels for inserting cables; and conductive terminals respectively coupled to the circuit board and the cables. The female base includes a bottom plate, two side walls, and a rear wall. A first engaging part and a second engaging part are respectively disposed at a front and a rear of the side walls. A first coordinating protrusion and a second coordinating protrusion are disposed at the male base respectively corresponding to the first engaging part and the second engaging part. The first engaging parts and the second engaging parts are respectively engaged with the first coordinating protrusions and the second coordinating protrusions. The cable connector of the present invention has a stable structure and a steady electrical connection.
    Type: Application
    Filed: October 6, 2011
    Publication date: April 11, 2013
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventor: CHIH-HSIEN CHIANG
  • Publication number: 20130078863
    Abstract: Disclosed is an electrical connector, which includes an insulative body and conductive terminals received and fixed in the insulative body. The conductive terminal herein has a base. One end of the base is obliquely extended downward to form a first contacting portion of a middle-hollowed structure. The second contacting portion of the middle-hollowed structure is extended and bent outward from the one end of the first contacting portion. A complementary terminal of a complementary connector is inserted into the middle-hollowed structure from the second contacting portion. By inserting in the way of through the middle-hollowed structure, conductive terminals are not easily bent out of shape, such that connections between the conductive terminals and the complementary terminals are more stable, thereby ensuring quality performance of the electrical connector.
    Type: Application
    Filed: September 22, 2011
    Publication date: March 28, 2013
    Applicant: Cheng Uei Precision Industry Co., Ltd.
    Inventor: CHIH-HSIEN CHIANG
  • Publication number: 20130072045
    Abstract: A cable connector is disclosed. The cable connector includes a male connector and a female connector. The male connector includes a male base and male terminals received in the male base. The female connector includes a female base and female terminals locked with the female base. Two posts respectively protrude outwardly from ends of two side walls of the male base. Two locking slots which are tilting are respectively defined in the middles of two side walls of the female base. When assembled, the male base is pushed so that the posts are respectively locked with the corresponding locking slots. The male base of the present invention is steadily locked with the female base. Furthermore, the male base of the present invention is disassembled from the female base by pushing the male base, so that the posts are withdrawn from the locking slots.
    Type: Application
    Filed: September 21, 2011
    Publication date: March 21, 2013
    Applicant: Cheng Uei Precision Industry Co., LTD.
    Inventor: CHIH-HSIEN CHIANG
  • Patent number: 8348700
    Abstract: A cable connector is disclosed. The cable connector includes a male connector, a female connector, and a metallic shield. The male connector includes a male base and a plurality of male terminals received in the male base. The female connector includes a female base and a plurality of female terminals received in the female base. The male terminals embed in the female terminals. The metallic shield is slidably disposed in the female connector. The metallic shield is attachable to or detachable from the female connector. Since the male connector is covered by the metallic shield for positioning the male connector in the female connector, the male base and the female base are not worn after the female connector and the male connector are attached and detached many times. Accordingly, the male terminals and the female terminals contact well with each other to ensure the performance of the cable connector.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: January 8, 2013
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-hsien Chiang
  • Patent number: 8262422
    Abstract: An electrical connector includes an insulating housing having a protrusion with a pivot pillar at a top thereof. A connecting terminal is positioned in the insulating housing and has a base plate, a connecting plate, a side plate and a clipping piece slantwise extending inward from a rear edge of the connecting plate. A clipping terminal has a resisting board against the side plate, a clipping board inclined towards the clipping piece and a bend portion connecting the resisting board and the clipping board to be put around the protrusion. A rear edge of the clipping board slantwise extends inward to form a resisting arm having a buckling block at a top thereof. A whirling element is pivoted to the pivot pillar and defining a buckling hole for buckling the buckling block. The rotation of the whirling element drives the clipping board to secure or set free a cable.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: September 11, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: 8113858
    Abstract: A cable connector having switching function comprises a conductive terminal set comprising a fixed and a movable conductive terminals, an upper end of the movable conductive terminal having a slot, an upper end of the fixed conductive terminal being able to be moved relative to the slot; a switch terminal set comprising a fixed and a movable switch terminals, upper ends of the fixed switch terminal and the movable switch terminal forming a detachable connection; a linkage member pivoted in a base, an upper end of the linkage member connecting to a middle portion of the movable conductive terminal, the upper end of the movable switch terminal being placed against a lower end of the linkage member; and a pushing member slidably assembled in the base for pressing down onto the movable conductive terminal. The cable connector can fulfill circuit state determination by disposing the switch terminal set.
    Type: Grant
    Filed: August 20, 2011
    Date of Patent: February 14, 2012
    Assignee: Cheng UEI Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: D647856
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: November 1, 2011
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: D655248
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: March 6, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: D660238
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: May 22, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: D660239
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: May 22, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang
  • Patent number: D660247
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: May 22, 2012
    Assignee: Cheng Uei Precision Industry Co., Ltd.
    Inventor: Chih-Hsien Chiang