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Jian-Kuang Zhu, Kunshan CN

Jian-Kuang Zhu, Kunshan CN

Patent application numberDescriptionPublished
20080207058Card edge connector with durable key - An electrical connector (08-28-2008
20090111296Latching device used for locking two daughter printed circuit boards in connector set - A latching device (04-30-2009
20090142944Edge connector for reverse insertion of daughter board - An edge connector assembly includes a PCB defining a first face, a second face opposite to the first face thereof and a notch therein, a daughter board defining a front mating portion and a rear retaining portion and an edge connector mounted in the notch of the PCB. The connector includes an insulating housing defining a longitudinal slot for receiving the front mating portion of the daughter board and a mounting face thereof to abut against the first face of the PCB, a plurality of contacts defining contacting portions extending into the slot. The daughter board is inserted into slot from the second face of the PCB in a slant direction and then pivots about the front mating portion and is retained in the notch.06-04-2009
20090156047Electrical connector with blocking portions for preventing latching arms from tilting - An electrical connector (06-18-2009
20090163055Electrical connector assembly - An electrical connector assembly comprises an upper connector and a lower connector stacked vertically for electrically connecting two memory modules to a PCB. Said upper connector includes a plurality of first contacts having a plurality of horizontal first soldering legs which are soldered on a top surface of the PCB by SMT. Said lower connector includes a plurality of second contacts having a plurality of second vertical second soldering legs which are soldered on a bottom surface of the PCB. Said bottom surface of the PCB has a plurality of soldering holes which are not getting through the top surface of the PCB for retaining said vertical second soldering legs therein so as to provide an available soldering area for said horizontal first soldering legs on the top surface of the PCB. Said electrical connector assembly reduces the size and the occupancy on said PCB efficiently, which saves the space of the PCB.06-25-2009
20090191763Electrical connector assembly - An electrical connector includes a main board (07-30-2009
20090291581ELECTRICAL CONNECTOR ASSEMBLY FOR MINIATURIZATION - An electrical connector assembly (11-26-2009
20100227508COMPACT STACKED CARD EDGE CONNECTOR ASSEMBLY - A card edge connector assembly for connecting a pair of electrical cards to a printed circuit board includes an upper connector and a lower connector. The upper connector includes a first insulative housing with a plurality of first terminals mounted therein. The first insulative housing defines a recess thereunder and extending from a first front face of the first insulative housing thereof. The lower connector includes a second insulative housing with a plurality of second terminals mounted therein and received in said recess under the upper connector. The second insulative housing defines a second front face which is in alignment with the first front face in a vertical direction.09-09-2010
20100233894STACKED CONNECTORS HAVING LOWER CONNECTOR FLOATABLY ASSEMBLED THERETO - A card edge connector assembly for connecting a pair of electrical cards to a printed circuit board includes an upper connector and a lower connector. The upper connector includes a first housing defining a first elongated mating groove along a longitudinal direction with a plurality of first contacts by two sides thereof, and a recess is defined under the first elongated mating groove. The lower connector is moveably received within said recess and includes a second housing defining a second elongated mating groove with a plurality of second contacts by two sides thereof. A metallic member is attached to the upper connector for preventing the lower connector releasing from said recess.09-16-2010
20100279528STACKED CARD EDGE CONNECTOR ASSEMBLY HAVING EJECTOR FOR REMOVING INSERTED CARDS SIMULTANEOUSLY - A card edge connector assembly includes a first connector comprising a first insulative housing defining a first central slot expanding along a transverse direction and a pair of first side arms disposed at opposite ends thereof. A plurality of first terminals are arranged at opposite sides of the first central slot. A second connector stacked with the first connector includes a second insulative housing defining a second central slot expanding along the transverse direction and a pair of second side arms disposed at opposite ends thereof. A plurality of second terminals are arranged at opposite sides of the second central slot. An ejecting device has a first and a second ejecting portions thereon for respectively projecting into the first and second central slots, therefore the ejecting device can release two cards at one time.11-04-2010
20110039454CARD EDGE CONNECTOR HAVING CANTILEVERED ALIGNING KEY - A card edge connector includes an elongated housing with a pair of latches disposed at opposite ends thereof and defining a mating groove in the housing and between said pair of latches. A first wall and a second wall are formed at opposite sides of the mating groove, on which a plurality of conductive terminals are mounted. A key protrudes into the mating groove from the first wall with a distal end sinking into the second such that the second wall can be molded in an uninterrupted manner without the joint of the key.02-17-2011
20110053388EDGE CONNECTOR FOR REVERSE INSERTION OF DAUGHTER BOARD - A compact electrical connector assembly comprises a printed circuit board having a predetermined thickness and defining a first face and a second face opposite to the first face. A low profile electrical connector sits on the first face of the printed circuit board and comprises an insulating housing defining a longitudinal central slot opened forwardly with first contacts and second contacts respectively retained at opposite sides of the central slot. A card is inserted into the central slot at an angle with regard to the printed circuit board, and then rotated from the second face to the first face of the printed circuit board until reaching to a secured position which is substantially overlapped with the printed circuit board.03-03-2011
20110059654CARD EDGE CONNECTOR WITH FLOATING PAD THEREON - A card edge connector includes an insulative housing defining a central slot expanding along a transverse direction with a plurality of contacts disposed therein. A pair of side arms are disposed at opposite ends thereof and extending along a mating direction perpendicular to the transverse direction. A key is disposed in the central slot adjacent to one of the side arms. A pair of floating pads, each is floatably assembly onto a holding section formed adjacent to the corresponding side arm. And a pair of metal plates, each respectively attached to the corresponding side arm and forming a blocking portion projecting toward the floating pad for avoiding the floating pad releasing from the holding section.03-10-2011
20110151702CARD EDGE CONNECTOR WITH RETAINING DEVICE - A card edge connector includes an elongated housing defining a mating cavity extending along a longitudinal direction and a pair of arms disposed at opposite ends of the mating cavity. Each arm has a locking arm and a stopping arm spaced from each other while commonly extending forward from the housing. A receiving space is defined between the pair of locking arms for receiving said electrical card while the stopping arm is located at a lateral side of the locking arm beyond said receiving space. A plurality of contacts are secured on opposite sides of the mating cavity. A pair of retaining device, each comprises a base plate attached to the locking arm and a retaining portion extending toward the housing and secured in the housing. A blocking portion extends outwardly from the base plate of the retaining device and stands at an exterior side of the stopping arm for preventing the locking arm from moving inwardly overly.06-23-2011

Patent applications by Jian-Kuang Zhu, Kunshan CN