Patents by Inventor Yung Chang Cheng
Yung Chang 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).
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Patent number: 7833048Abstract: An electrical connector assembly comprises an insulative housing defining a receiving cavity extending inwardly from a mating face thereof and a plurality of terminal receiving passages disposed in the insulative housing and in communication with the receiving cavity. A plurality of terminals are received into the corresponding terminal receiving passages. A FFC module defines a pair of FFCs with a pair of first mating portions at one end thereof and an insulative insert having a lower half section disposed between the pair of first mating portions. The FFC module has an inserting portion received into the receiving cavity of the insulative housing.Type: GrantFiled: March 25, 2009Date of Patent: November 16, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7828589Abstract: A cable assembly includes an electrical connector and a cable. The electrical connector includes an insulative housing having a first wall and a second wall, and a plurality of contacts received in the housing and at least a shell attached on the first wall of the housing. The cable includes at least a grounding wire and a plurality of signal wires connected to their corresponding contacts received in the housing. The shell includes at least a grounding portion extending from the shell and located between the shell and the second wall of the housing. The grounding portion includes a strain relief and a crimping portion. The grounding wire includes an inner contact crimped by the crimping portion and an insulative jacket crimped by the strain relief.Type: GrantFiled: April 8, 2009Date of Patent: November 9, 2010Assignee: Hon Hai Precision Ind. Co., LtdInventor: Yung-Chang Cheng
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Patent number: 7766114Abstract: A driving mechanism for motorized bicycle is provided. The driving mechanism comprises a motor driving transmission device, a front driving sprocket and a pedal driving transmission device. The motor driving transmission device inwardly includes a motor shell, a magnet stator, an electromagnetic wire-coiled rotor and a cylindrical hollow rotatable shaft. The front driving sprocket has a transmission rotatable sleeve disposed therein for insertion of the hollow rotatable shaft there between. The pedal driving transmission device includes a pair of pedal cranks and a pedal driving shaft passing through the transmission rotatable sleeve and hollow rotatable shaft. First and Second single direction irreversible transmission devices are arranged such that either the motor driving transmission device or pedal driving transmission device may drive the transmission rotatable sleeve and front driving sprocket in proper rotational direction.Type: GrantFiled: September 4, 2008Date of Patent: August 3, 2010Inventors: Sen-Yung Lee, Shueei-Muh Lin, Jer-Jia Sheu, Yung-Chang Cheng
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Patent number: 7758361Abstract: An electrical card connector (100) for mounting on a printed circuit board (PCB), includes an insulating housing (10), a plurality of terminals (13) received in the insulating housing, a metal shield (12) covering the insulating housing for defining a card receiving space, a grounding piece (14) and a conductor (108) electrically connected with the grounding piece and the metal shield. The grounding piece is attached to the insulating housing and has one surface electrically connected with the PCB.Type: GrantFiled: November 26, 2008Date of Patent: July 20, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7753719Abstract: An electrical connector includes a housing with a plurality of receiving spaces, a group of terminals received in the housing, an indicator received in the housing, and a shielding covering on the housing. The terminals include a central portion connected to anode and a contact portion connected to cathode. The indicator includes a pair of legs with ends exposed out of the housing. The shielding includes a first and second connecting portion extending from the back edge thereof. One of the two legs of indicator is connected to the first connecting portion. The contact portion is connected to the second connecting portion.Type: GrantFiled: March 17, 2009Date of Patent: July 13, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Publication number: 20100151745Abstract: An electric connector includes a housing with a plurality of receiving grooves separated by a plurality of ribs, and a plurality of terminals which each has a rear edge received in one of the receiving grooves. Each of the rib includes a pair of wings formed by hot melting a protrusion defined on a tail of the rib. Each two wings received in the same receiving groove block one rear edge of the terminals.Type: ApplicationFiled: December 11, 2009Publication date: June 17, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: YUNG-CHANG CHENG
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Patent number: 7717626Abstract: An optical fiber connector (100) includes a first insulative housing (1), a door (2) assembled in the first housing and an elastic piece (3) with one end retained in the first housing and the other end elastically abutting against the door. The first housing defines a top face (10), a front face (11) connecting with the top face and a pair of sidewalls (13). The first housing further defines a receiving cavity (111) opening through the front face thereof, and each sidewall defines a recess (112) opening through the top face and the inner surface of the receiving cavity near an opening of the receiving cavity. The door is movably assembled at the opening of the receiving cavity and defines a pair of shafts (22) received in the recesses. Each recess integrally defines a protrusion (113) over the shaft therein, so as to prevent the shafts from breaking off the recesses.Type: GrantFiled: July 24, 2008Date of Patent: May 18, 2010Assignee: Hon Hai Precision Ind. Co., LtdInventor: Yung-Chang Cheng
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Publication number: 20100051373Abstract: A driving mechanism for motorized bicycle is provided. The driving mechanism comprises a motor driving transmission device, a front driving sprocket and a pedal driving transmission device. The motor driving transmission device inwardly includes a motor shell, a magnet stator, an electromagnetic wire-coiled rotor and a cylindrical hollow rotatable shaft. The front driving sprocket has a transmission rotatable sleeve disposed therein for insertion of the hollow rotatable shaft there between. The pedal driving transmission device includes a pair of pedal cranks and a pedal driving shaft passing through the transmission rotatable sleeve and hollow rotatable shaft. First and Second single direction irreversible transmission devices are arranged such that either the motor driving transmission device or pedal driving transmission device may drive the transmission rotatable sleeve and front driving sprocket in proper rotational direction.Type: ApplicationFiled: September 4, 2008Publication date: March 4, 2010Inventors: Sen-Yung Lee, Shueei-Muh Lin, Jer-Jia Sheu, Yung-Chang Cheng
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Patent number: 7670145Abstract: An electrical connector assembly comprises an insulating housing (1), a plurality of terminals (2) retained in the insulating housing and a picking up section (5) mounted on the insulating housing. Wherein the insulating housing has a base section (10) and an engaging plate (14) extending backwardly from the base section. The picking up section comprises a plurality of elastic clasps (52) engaging with the opposite sides of the engaging plate directly.Type: GrantFiled: November 20, 2007Date of Patent: March 2, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Publication number: 20100029101Abstract: A connector assembly includes an electric connector, and a cable assembly mated with the electric connector. The electric connector includes a housing, a plurality of contacts received in the housing. The cable assemble includes a base board with a plurality of golden fingers, and a plurality of wires electrically connected to the golden fingers. The base board includes a mating portion and a connecting portion connected to the mating portion. The golden fingers are arranged on the mating portion and the wires are physically connected to the connecting portion. The mating portion is inserted into the housing of the electric connector.Type: ApplicationFiled: August 4, 2009Publication date: February 4, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: YUNG-CHANG CHENG
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Publication number: 20100029133Abstract: A cable assembly comprises an insulative housing defining an opening through two opposite top and bottom surfaces. A plurality of contacts are assembled in the insulative housing, each contact has a mating portion and a connecting portion. A plurality of wires are disposed on the top surface of the insulative housing, each wire defines a conductor electrically connected with the connecting portion and a metallic braiding layer surrounding the conductor. A conductive plate is assembled to the insulative housing and soldered with one side of the metallic braiding layers of the wires. A metallic shell encloses the insulative housing and defines a grounding tab extending into the corresponding opening of the insulative housing. The grounding tab is attached and soldered with another side of the metallic braiding layers of the wires facing to the opening of the insulative housing.Type: ApplicationFiled: August 4, 2009Publication date: February 4, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: YUNG-CHANG CHENG
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Patent number: 7654836Abstract: A card connector adapted for receiving a card, includes an insulating housing (10) including a base portion (11), a pair of arms (12, 12?) extending from opposite ends of the base portion, one of the arms having a locking device (121) at an outer side thereof; a plurality of terminals (20) retained in the insulating housing; a shell (30) covering the insulating housing and defining a cavity for receiving the card, and defining an inserting/ejecting direction of the card; and an ejector for moving the card along the inserting/ejecting direction comprising a base (51) defining a heart-shaped slot therein, an ejecting member (53) protruding into the cavity to engage with the card, a pin member (54), and a resilient member (52). The base includes a vertical wall (510) abutting against the one arm of the insulating housing, and a locking portion is disposed on the vertical wall and fastening with the locking device of the arm.Type: GrantFiled: September 30, 2008Date of Patent: February 2, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Yung-Chang Cheng, Yong-Guang Zhu
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Patent number: 7651378Abstract: An electrical card connector for receiving at least two different cards, comprises: an insulative housing; a plurality of contacts received in the housing; an L-shaped shell assembled on the housing defining a receiving space for receiving the card; and a guide member assembled on the shell with a spring plate extending into the receiving space. When an L-shaped electrical card inserts into the connector, it could be keep in the connector steadily because of the friction between the card and the spring plate.Type: GrantFiled: July 1, 2008Date of Patent: January 26, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventors: Hung-Chi Yu, Yung-Chang Cheng, Cai-Fu Li
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Patent number: 7651360Abstract: An electrical card connector assembled on a bracket, comprising: an insulative housing; a plurality of contacts received by the insulative housing; a shell covering on the insulative housing; and a holding device located at the outside of the electrical card connector and comprising a retaining hole and a screw hole beside the retaining hole, and the bracket comprising a post mating with the retaining hole of the holding device to prevent the electrical card connector from revolving.Type: GrantFiled: September 30, 2008Date of Patent: January 26, 2010Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7641478Abstract: A card bus connector assembly mounted within a housing (40) includes a card bus connector (10) and an electronic card (20) having a number of grounding pads (23) disposed on a bottom surface thereof and a wedge-shaped protruding portion (29) disposed in an end portion of the electronic card. The card bus connector has a base (11) and a grounding plate (4) mounted to a bottom surface of the base. The grounding plate has a number of grounding terminals (431) extending upwardly for engaging with the grounding pads of the electronic card.Type: GrantFiled: September 29, 2008Date of Patent: January 5, 2010Assignee: Hon Hai Precision Ind. Co., LtdInventor: Yung-Chang Cheng
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Patent number: 7628633Abstract: An electrical card connector has an insulating housing (10) receiving a plurality of terminals (12), a shell (11) mounted on the insulating housing, a guiding portion (15) located at one lateral side of the insulating housing, and a metal plate (4) locking with the guiding portion, wherein the guiding portion comprises a triangle plate (150) having a fastening portion, and the metal plate comprises a fastening section engaging with the fastening portion.Type: GrantFiled: October 30, 2007Date of Patent: December 8, 2009Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7628641Abstract: An electric connector assembly includes a flexible printed circuit including a fastening potion and two different surfaces, an electric connector attached on the first surface of the FPC, a first reinforced patch, attached on the second surface of the FPC, a pulling element attached on the first reinforced patch and including a second reinforced patch and a pull-tab. The pull-tab surrounds the second reinforced patch therein and a part of the pull-tab is attached between the first and second reinforced patches.Type: GrantFiled: January 16, 2009Date of Patent: December 8, 2009Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7618272Abstract: An electrical card connector comprises an insulative housing, a shell covering the insulative housing, a plurality of terminals received in the insulative housing, an ejecting mechanism assembled on one side of the shell and a dustproof device. The dustproof device retains on the shell away from the terminals, witch comprises a door member, a base portion and a pair of vertical wall extending downwardly from opposite sides of the base portion separately. A horizontal wall extends horizontally from one side of the base portion for retaining the ejecting mechanism. A engagement portion extends outwardly from each vertical wall for holding the electrical card connector. The dustproof device has a simple structure and can be assembled easily and firmly.Type: GrantFiled: March 12, 2008Date of Patent: November 17, 2009Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Patent number: 7614912Abstract: A card connector (100) for receiving a card, includes an insulative housing (10) receiving a number of terminals (20), a shield plate (40) assembled on the insulative housing, and a pair of supporting plates (70). The shield plate includes a pair of lateral walls (42, 43). The lateral walls define an inserting cutout opposite to the insulative housing along a card inserting direction. The supporting plates coupled with corresponding lateral walls of the shield plate, extends beyond the inserting cutout along a direction opposite to the card inserting direction, and each supporting plate forms an engaging portion (77) at the portion beyond the inserting cutout.Type: GrantFiled: October 30, 2007Date of Patent: November 10, 2009Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Yung-Chang Cheng
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Publication number: 20090260850Abstract: A cable connector assembly includes a housing, a flexible substrate, at least one matching stratum attached on the flexible substrate for regulating the impedance of flexible substrate and a shell. The housing includes a receiving space. The flexible substrate is received in the receiving space of the housing and includes a plurality of golden fingers exposed out the housing. The shell covers the flexible substrate without the golden fingers, the matching stratum and the housing and includes a connecting element electrically connected to the matching stratum.Type: ApplicationFiled: April 16, 2009Publication date: October 22, 2009Inventor: Yung-Chang Cheng